Recent

New minimum 9/1/2026

V1918 Cyg

Penko Jordanov, Syrnegor, 4/21/2025

Bresser 150mm f/5, Altair Hipercam 183M Pro TEC, Exos-2-OnStep, Johnson B V R

. . .

New observation 4/21/2025

V1918 Cyg

Penko Jordanov, Syrnegor, 4/20/2025

Bresser 150mm f/5, Altair Hipercam 183M Pro TEC, Exos-2-OnStep, Johnson B V R

. . .

New minimum 12/24/2024

V1918 Cyg

Roman Ehrenberger, Crow Observatory Vranová, 8/28/2024

NWT 300/1200+MII G2-3200

. . .

New observation 12/24/2024

V1918 Cyg

Roman Ehrenberger, Crow Observatory Vranová, 8/28/2024

NWT 300/1200+MII G2-3200

. . .

New minimum 12/24/2024

V1918 Cyg

Roman Ehrenberger, Crow Observatory Vranová, 8/28/2024

NWT 300/1200+MII G2-3200

. . .

New observation 12/24/2024

V1918 Cyg

Roman Ehrenberger, Crow Observatory Vranová, 8/28/2024

NWT 300/1200+MII G2-3200

. . .

New minimum 12/24/2024

V1918 Cyg

Roman Ehrenberger, Crow Observatory Vranová, 8/28/2024

NWT 300/1200+MII G2-3200

. . .

New observation 12/24/2024

V1918 Cyg

Roman Ehrenberger, Crow Observatory Vranová, 8/28/2024

NWT 300/1200+MII G2-3200

. . .

New observation 9/1/2024

SkyWatcher Newton 200/1200
#Observatory>Kolonica
#Observer>Matus Kamenec
#Telescope>SkyWatcher 200/1200 / EQ6
#Instrument>MI G2-8300
#Filter>sloan g
#Exposure>30s
#Target>V1918 Cyg
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>Muniwin
#Comment>

----- EBFit result: -----
TminGJD = 2460554.32272
Error (1 sigma): +0.00023/-0.00019 (Bootstrapping), +0.00011/-0.00011 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00040/-0.00038 (Bootstrapping), +0.00018/-0.00019 (Prayer bead)
LSM: chi^2 = 687.8, n_freedom = 67

. . .

New minimum 7/29/2024

V1918 Cyg

Tylšar M., Sutiny

Zeiss Jena 135/3,5MC + MII G2-8300

Zeiss Jena 135/3,5MC + MII G2-8300

----- EBFit result: -----
Tmin = 2460520.44118
Error (1 sigma): +0.00029/-0.00033 (Bootstrapping), +0.00021/-0.00032 (Prayer bead), +0.00026/-0.00026 (LSM)
Error (95% CI): +0.00054/-0.00065 (Bootstrapping), +0.00029/-0.00056 (Prayer bead)
LSM: chi^2 = 116.4, n_freedom = 90

. . .

New minimum 5/31/2023

V1918 Cyg

Milan Uhlar, JIRNY

QHY294, LNS200, OAT

QHY294, LNS200, OAT
filter: clear
temp: -5C
binning: 2x2
exp_time: 90sec.
equip.: QHY294
lens: 200/4

----- EBFit result: -----
Tmin = 2460095.48889
Error (1 sigma): +0.00022/-0.00021 (Bootstrapping), +0.00008/-0.00006 (Prayer bead), +0.00022/-0.00022 (LSM)
Error (95% CI): +0.00045/-0.00038 (Bootstrapping), +0.00013/-0.00008 (Prayer bead)
LSM: chi^2 = 76.0, n_freedom = 78

. . .

New observation 5/31/2023

V1918 Cyg

Milan Uhlar, JIRNY

QHY294, LNS200, OAT

QHY294, LNS200, OAT
filter: clear
temp: -5C
binning: 2x2
exp_time: 90sec.
equip.: QHY294
lens: 200/4

----- EBFit result: -----
TminGJD = 2460095.48878
Error (1 sigma): +0.00022/-0.00022 (Bootstrapping), +0.00008/-0.00013 (Prayer bead), +0.00023/-0.00023 (LSM)
Error (95% CI): +0.00046/-0.00042 (Bootstrapping), +0.00027/-0.00020 (Prayer bead)
LSM: chi^2 = 60.2, n_freedom = 62

. . .

New observation 5/11/2023

V1918 Cyg

Matúš Kamenec, Kolonica

SkyWatcher Newton 200/1200

SkyWatcher Newton 200/1200
#Observatory>Kolonica
#Observer>Matus Kamenec
#Telescope>SkyWatcher 200/1200 EQ6
#Instrument>Canon EOS 500D
#Filter>Clear
#Exposure>30s ISO 800
#Target>V1918 Cyg
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>Muniwin
#Comment>

----- EBFit result: -----
TminGJD = 2460075.45105
Error (1 sigma): +0.00010/-0.00011 (Bootstrapping), +0.00003/-0.00003 (Prayer bead), +0.00003/-0.00003 (LSM)
Error (95% CI): +0.00022/-0.00021 (Bootstrapping), +0.00004/-0.00006 (Prayer bead)
LSM: chi^2 = 1942.9, n_freedom = 129

. . .

New observation 10/14/2022

V1918 Cyg

Matúš Kamenec, Prešov

SkyWatcher Newton 102/500

SkyWatcher Newton 102/500
#Observatory>Presov
#Observer>Matus Kamenec
#Telescope>SkyWatcher 102/500 / EQ3-2 GoTo
#Instrument>Canon EOS 500D
#Filter>Clear
#Exposure>30s ISO 800
#Target>V1918 Cyg
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>MuniWin
#Comment>CCDCiel

----- EBFit result: -----
TminGJD = 2459866.38226
Error (1 sigma): +0.00022/-0.00019 (Bootstrapping), +0.00020/-0.00018 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00042/-0.00042 (Bootstrapping), +0.00029/-0.00029 (Prayer bead)
LSM: chi^2 = 298.4, n_freedom = 162

. . .

New minimum 3/8/2022

V1918 Cyg

Sjoerd Dufoer, Brussels - Heliport

Vixen 20cm VMC200L

Vixen 20cm VMC200L

----- EBFit result: -----
Tmin = 2459646.57323
Error (1 sigma): +0.00021/-0.00021 (Bootstrapping), +0.00014/-0.00015 (Prayer bead), +0.00012/-0.00012 (LSM)
Error (95% CI): +0.00038/-0.00043 (Bootstrapping), +0.00026/-0.00026 (Prayer bead)
LSM: chi^2 = 452.5, n_freedom = 141

. . .

New observation 12/7/2021

V1918 Cyg

Ehrenberger R., Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

. . .

New observation 12/7/2021

V1918 Cyg

Ehrenberger R., Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

. . .

New observation 12/7/2021

V1918 Cyg

Ehrenberger R., Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

. . .

New observation 10/30/2021

V1918 Cyg

Matúš Kamenec, Prešov

SkyWatcher REF 102/500

SkyWatcher REF 102/500
Observatory>Presov
#Observer>Matus Kamenec
#Telescope>SkyWatcher 102/500 / EQ3-2 GoTo
#Instrument>Canon EOS 500D
#Filter>Clear (RAW RGGB)
#Exposure>30s ISO 1600
#Target>V1918 Cyg
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>
#Comment>

----- EBFit result: -----
TminGJD = 2459517.24920
Error (1 sigma): +0.00020/-0.00018 (Bootstrapping), +0.00017/-0.00016 (Prayer bead), +0.00010/-0.00010 (LSM)
Error (95% CI): +0.00036/-0.00037 (Bootstrapping), +0.00031/-0.00019 (Prayer bead)
LSM: chi^2 = 540.1, n_freedom = 139

. . .

New observation 10/25/2021

V1918 Cyg

Matúš Kamenec, Prešov

SkyWatcher Newton 150/750

SkyWatcher Newton 150/750
Observatory>Presov
#Observer>Matus Kamenec
#Telescope>SkyWatcher 102/500 / EQ3-2 GoTo
#Instrument>Canon EOS 500D
#Filter>Clear (RAW RGGB)
#Exposure>30s ISO 1600
#Target>V1918 Cyg
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>
#Comment>probably some photometric issue

----- EBFit result: -----
TminGJD = 2459512.29287
Error (1 sigma): +0.00027/-0.00025 (Bootstrapping), +0.00053/-0.00058 (Prayer bead), +0.00019/-0.00019 (LSM)
Error (95% CI): +0.00054/-0.00047 (Bootstrapping), +0.00086/-0.00112 (Prayer bead)
LSM: chi^2 = 279.2, n_freedom = 129

. . .

New minimum 8/15/2021

V1918 Cyg

Roman Ehrenberger, Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

NWT 300/1200+MII G2-3200

----- EBFit result: -----
Tmin = 2459441.42913
Error (1 sigma): +0.00029/-0.00028 (Bootstrapping), +0.00014/-0.00016 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00062/-0.00055 (Bootstrapping), +0.00029/-0.00026 (Prayer bead)
LSM: chi^2 = 2261.0, n_freedom = 92

. . .

New minimum 8/15/2021

V1918 Cyg

Roman Ehrenberger, Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

NWT 300/1200+MII G2-3200

----- EBFit result: -----
Tmin = 2459441.42924
Error (1 sigma): +0.00025/-0.00027 (Bootstrapping), +0.00014/-0.00012 (Prayer bead), +0.00005/-0.00005 (LSM)
Error (95% CI): +0.00055/-0.00054 (Bootstrapping), +0.00019/-0.00015 (Prayer bead)
LSM: chi^2 = 2517.3, n_freedom = 83

. . .

New minimum 8/15/2021

V1918 Cyg

Roman Ehrenberger, Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

NWT 300/1200+MII G2-3200

----- EBFit result: -----
Tmin = 2459441.42912
Error (1 sigma): +0.00028/-0.00030 (Bootstrapping), +0.00010/-0.00013 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00062/-0.00062 (Bootstrapping), +0.00021/-0.00017 (Prayer bead)
LSM: chi^2 = 1771.2, n_freedom = 83

. . .

New minimum 3/26/2021

V1918 Cyg

Sjoerd Dufoer, Brussels - Heliport

Vixen 20cm VMC200L

Vixen 20cm VMC200L

----- EBFit result: -----
Tmin = 2459299.50338
Error (1 sigma): +0.00025/-0.00023 (Bootstrapping), +0.00023/-0.00024 (Prayer bead), +0.00019/-0.00019 (LSM)
Error (95% CI): +0.00047/-0.00046 (Bootstrapping), +0.00034/-0.00039 (Prayer bead)
LSM: chi^2 = 261.1, n_freedom = 137

. . .

New observation 10/2/2020

V1918 Cyg

Ehrenberger R., Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

. . .

New observation 10/2/2020

V1918 Cyg

Ehrenberger R., Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

. . .

New observation 10/2/2020

V1918 Cyg

Ehrenberger R., Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

. . .

New observation 10/2/2020

V1918 Cyg

Ehrenberger R., Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

. . .

New observation 10/2/2020

V1918 Cyg

Ehrenberger R., Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

. . .

New minimum 10/2/2020

V1918 Cyg

Roman Ehrenberger, Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

NWT 300/1200+MII G2-3200

----- EBFit result: -----
Tmin = 2459089.40193
Error (1 sigma): +0.00021/-0.00019 (Bootstrapping), +0.00007/-0.00008 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI): +0.00041/-0.00040 (Bootstrapping), +0.00009/-0.00013 (Prayer bead)
LSM: chi^2 = 760.4, n_freedom = 79

. . .

New minimum 10/2/2020

V1918 Cyg

Roman Ehrenberger, Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

NWT 300/1200+MII G2-3200

----- EBFit result: -----
Tmin = 2459089.40234
Error (1 sigma): +0.00019/-0.00020 (Bootstrapping), +0.00007/-0.00006 (Prayer bead), +0.00005/-0.00005 (LSM)
Error (95% CI): +0.00041/-0.00041 (Bootstrapping), +0.00013/-0.00009 (Prayer bead)
LSM: chi^2 = 1238.2, n_freedom = 80

. . .

New minimum 10/2/2020

V1918 Cyg

Roman Ehrenberger, Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

NWT 300/1200+MII G2-3200

----- EBFit result: -----
Tmin = 2459089.40241
Error (1 sigma): +0.00024/-0.00022 (Bootstrapping), +0.00013/-0.00016 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00043/-0.00044 (Bootstrapping), +0.00018/-0.00024 (Prayer bead)
LSM: chi^2 = 1221.5, n_freedom = 82

. . .

New minimum 10/2/2020

V1918 Cyg

Roman Ehrenberger, Crow-Observatory Vranová

NWT 300/1200+MII G2-3200

NWT 300/1200+MII G2-3200

----- EBFit result: -----
Tmin = 2459089.40214
Error (1 sigma): +0.00028/-0.00027 (Bootstrapping), +0.00011/-0.00009 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00052/-0.00050 (Bootstrapping), +0.00022/-0.00014 (Prayer bead)
LSM: chi^2 = 220.2, n_freedom = 67

. . .

New observation 10/18/2019

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

PÚPAVA RL 280/1500

PÚPAVA RL 280/1500
#Observatory>Kolonica
#Observer>Medulka
#Telescope>Pupava
#Instrument>MII G2-1600
#Filter>V
#Exposure>120.0
#Target>V1918 Cyg
#Position>19:26:08.61;+52:26:45.9
#MainComp>19:26:10.90;+52:27:59.7;B=14.714;V=13.224;R=12.42;I=11.79
#Source>APASS; KIC(I)
#Magnitude system>DIF
#Time system>JD geocentric
#Reduction>Ensemble photometry with CoLiTecVS and MCV
#Comment>binning 1x1

. . .

New observation 10/18/2019

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

VNT RL 1000/9000

VNT RL 1000/9000
#Observatory>Kolonica
#Observer>Medulka
#Telescope>Pupava
#Instrument>MII G2-1600
#Filter>I
#Exposure>120.0
#Target>V1918 Cyg
#Position>19:26:08.61;+52:26:45.9
#MainComp>19:26:10.90;+52:27:59.7;B=14.714;V=13.224;R=12.42;I=11.79
#Source>APASS; KIC(I)
#Magnitude system>DIF
#Time system>JD geocentric
#Reduction>Ensemble photometry with CoLiTecVS and MCV
#Comment>binning 1x1

. . .

New observation 6/30/2019

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

PÚPAVA RL 280/1500

PÚPAVA RL 280/1500
#Observatory>Kolonica
#Observer>DPV
#Telescope>Pupava
#Instrument>MII G2-1600
#Filter>V
#Exposure>120.0
#Target>V1918 Cyg
#Position>19:26:08.61;+52:26:45.9
#MainComp>19:26:10.90;+52:27:59.7;B=14.714;V=13.224;R=12.42;I=11.79
#Source>APASS; KIC(I)
#Magnitude system>DIF
#Time system>JD geocentric
#Reduction>Ensemble photometry with CoLiTecVS and MCV
#Comment>binning 1x1

----- EBFit result: -----
TminGJD = 2458663.41711
Error (1 sigma): +0.00019/-0.00020 (Bootstrapping), +0.00007/-0.00008 (Prayer bead), +0.00127/-0.00127 (LSM)
Error (95% CI): +0.00039/-0.00038 (Bootstrapping), +0.00015/-0.00011 (Prayer bead)
LSM: chi^2 = 0.6, n_freedom = 22

. . .

New observation 6/30/2019

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

PÚPAVA RL 280/1500

PÚPAVA RL 280/1500
#Observatory>Kolonica
#Observer>DPV
#Telescope>Pupava
#Instrument>MII G2-1600
#Filter>I
#Exposure>120.0
#Target>V1918 Cyg
#Position>19:26:08.61;+52:26:45.9
#MainComp>19:26:10.90;+52:27:59.7;B=14.714;V=13.224;R=12.42;I=11.79
#Source>APASS; KIC(I)
#Magnitude system>DIF
#Time system>JD geocentric
#Reduction>Ensemble photometry with CoLiTecVS and MCV
#Comment>binning 1x1

----- EBFit result: -----
TminGJD = 2458663.41690
Error (1 sigma): +0.00018/-0.00019 (Bootstrapping), +0.00004/-0.00003 (Prayer bead), +0.00147/-0.00147 (LSM)
Error (95% CI): +0.00043/-0.00032 (Bootstrapping), +0.00007/-0.00013 (Prayer bead)
LSM: chi^2 = 0.3, n_freedom = 18

. . .

New minimum 10/1/2018

V1918 Cyg

Kamenec Matúš, Prešov

SkyWatcher Newton 150/750

SkyWatcher Newton 150/750
Observatory>Presov
#Observer>Matus Kamenec
#Telescope>SkyWatcher 102/500 / EQ3-2 GoTo
#Instrument>Canon EOS 500D
#Filter>Clear
#Exposure>30s ISO 1600
#Target>V1918 Cyg
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>Ensemble photometry with MuniWin and MCV
#Comment>

----- EBFit result: -----
Tmin = 2458392.37511
Error (1 sigma): +0.00116/-0.00125 (Bootstrapping), +0.00283/-0.00302 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00313/-0.00243 (Bootstrapping), +0.00419/-0.00510 (Prayer bead)
LSM: chi^2 = 2669.6, n_freedom = 85

. . .

New observation 10/27/2017

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Celestron 11

Celestron 11
#Telescope>C11
#Instrument>Moravian Instruments,G2-1600 ,
#Observer>DPV
#Filter>V
#Exposure>60.0
#Target>V1918Cyg
#Position>19:26:08.65;+52:26:46.6
#MainComp>19:26:10.97;+52:27:59.7;V=13.224,B-V=1.49,R=12.42,I=11.79
#Source>APASS; KIC(I)
#Time system>JD heliocentric
#Magnitude system>V-C
#Reduction process>Images calibrated with OLDAS, Ensemble photometry with CoLiTecVS and MCV
#Note>

. . .

New observation 10/27/2017

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Celestron 11

Celestron 11
#Telescope>C11
#Instrument>Moravian Instruments,G2-1600 ,
#Observer>DPV
#Filter>I
#Exposure>60.0
#Target>V1918Cyg
#Position>19:26:08.65;+52:26:46.6
#MainComp>19:26:10.97;+52:27:59.7;V=13.224,B-V=1.49,R=12.42,I=11.79
#Source>APASS; KIC(I)
#Time system>JD heliocentric
#Magnitude system>V-C
#Reduction process>Images calibrated with OLDAS, Ensemble photometry with CoLiTecVS and MCV
#Note>

. . .

New observation 7/23/2017

V1918 Cyg

Matúš Kamenec, Kolonica

SkyWatcher Newton 150/750

SkyWatcher Newton 150/750
SkyWatcher Newton 150/750
CCD+C; exp 20s
Newton + Canon + HER
Differential photometry with C-Munipack
V-C magnitudes

----- EBFit result: -----
TminGJD = 2457957.50449
Error (1 sigma): +0.00021/-0.00021 (Bootstrapping), +0.00007/-0.00005 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI): +0.00039/-0.00041 (Bootstrapping), +0.00011/-0.00022 (Prayer bead)
LSM: chi^2 = 876.6, n_freedom = 129

. . .

New observation 10/4/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

. . .

New observation 10/4/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+R; exp 30s; Ziga binning 2x2; full frame
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

. . .

New observation 10/4/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+I; exp 30s; Ziga binning 2x2; full frame
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

. . .

New observation 10/4/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+B; exp 30s; Ziga binning 2x2; full frame
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

. . .

New observation 9/5/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

. . .

New observation 9/5/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

. . .

New observation 9/5/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

. . .

New observation 9/5/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+V; exp 30s; Ziga binning 2x2; full frame
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457626.55018
Error (1 sigma): +0.00015/-0.00015 (Bootstrapping), +0.00005/-0.00004 (Prayer bead), +0.00005/-0.00005 (LSM)
Error (95% CI): +0.00031/-0.00030 (Bootstrapping), +0.00008/-0.00011 (Prayer bead)
LSM: chi^2 = 283.3, n_freedom = 29

----- EBFit result: -----
TminGJD = 2457626.34417
Error (1 sigma): +0.00015/-0.00013 (Bootstrapping), +0.00002/-0.00003 (Prayer bead), +0.00005/-0.00005 (LSM)
Error (95% CI): +0.00029/-0.00029 (Bootstrapping), +0.00004/-0.00004 (Prayer bead)
LSM: chi^2 = 445.6, n_freedom = 37

. . .

New observation 8/17/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Celestron 11

Celestron 11
CCD+V; exp 60s; secondary minimum
C11 280/2800 + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD heliocentric, V-C magnitudes

----- EBFit result: -----
TminHJD = 2457518.50604
Error (1 sigma): +0.00018/-0.00018 (Bootstrapping), +0.00009/-0.00011 (Prayer bead), +0.00004/-0.00004 (LSM)
Error (95% CI): +0.00038/-0.00037 (Bootstrapping), +0.00027/-0.00017 (Prayer bead)
LSM: chi^2 = 1782.2, n_freedom = 92

. . .

New observation 1/2/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+V; exp 30s; Ziga binning 2x2; secondary minimum
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457242.50251
Error (1 sigma): +0.00014/-0.00016 (Bootstrapping), +0.00002/-0.00002 (Prayer bead), +0.00005/-0.00005 (LSM)
Error (95% CI): +0.00028/-0.00029 (Bootstrapping), +0.00004/-0.00003 (Prayer bead)
LSM: chi^2 = 592.7, n_freedom = 41

. . .

New observation 1/2/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+R; exp 30s; Ziga binning 2x2; secondary minimum
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457242.50244
Error (1 sigma): +0.00014/-0.00016 (Bootstrapping), +0.00003/-0.00003 (Prayer bead), +0.00004/-0.00004 (LSM)
Error (95% CI): +0.00030/-0.00032 (Bootstrapping), +0.00005/-0.00004 (Prayer bead)
LSM: chi^2 = 722.9, n_freedom = 43

. . .

New observation 1/2/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+I; exp 30s; Ziga binning 2x2; secondary minimum
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457242.50233
Error (1 sigma): +0.00017/-0.00017 (Bootstrapping), +0.00003/-0.00003 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI): +0.00034/-0.00037 (Bootstrapping), +0.00006/-0.00005 (Prayer bead)
LSM: chi^2 = 330.7, n_freedom = 40

. . .

New observation 1/2/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+B; exp 30s; Ziga binning 2x2
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457242.50287
Error (1 sigma): +0.00032/-0.00030 (Bootstrapping), +0.00020/-0.00018 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00063/-0.00061 (Bootstrapping), +0.00040/-0.00025 (Prayer bead)
LSM: chi^2 = 1552.3, n_freedom = 58

. . .

New observation 1/2/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+V; exp 30s; Ziga binning 2x2
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457241.46933
Error (1 sigma): +0.00018/-0.00019 (Bootstrapping), +0.00009/-0.00007 (Prayer bead), +0.00004/-0.00004 (LSM)
Error (95% CI): +0.00035/-0.00036 (Bootstrapping), +0.00012/-0.00010 (Prayer bead)
LSM: chi^2 = 1368.9, n_freedom = 60

. . .

New observation 1/2/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+R; exp 30s; Ziga binning 2x2
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457241.46930
Error (1 sigma): +0.00014/-0.00014 (Bootstrapping), +0.00001/-0.00001 (Prayer bead), +0.00004/-0.00004 (LSM)
Error (95% CI): +0.00030/-0.00027 (Bootstrapping), +0.00002/-0.00002 (Prayer bead)
LSM: chi^2 = 680.4, n_freedom = 43

. . .

New observation 1/2/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+I; exp 30s; Ziga binning 2x2
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457241.46939
Error (1 sigma): +0.00018/-0.00018 (Bootstrapping), +0.00010/-0.00009 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00034/-0.00033 (Bootstrapping), +0.00016/-0.00016 (Prayer bead)
LSM: chi^2 = 573.4, n_freedom = 61

. . .

New observation 1/2/2016

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+B; exp 30s; Ziga binning 2x2
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457241.46946
Error (1 sigma): +0.00019/-0.00017 (Bootstrapping), +0.00004/-0.00004 (Prayer bead), +0.00005/-0.00005 (LSM)
Error (95% CI): +0.00036/-0.00032 (Bootstrapping), +0.00009/-0.00010 (Prayer bead)
LSM: chi^2 = 596.3, n_freedom = 47

. . .

New observation 7/30/2015

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Celestron 11

Celestron 11
CCD+V; exp 60s; secondary minimum
C11 280/2800 + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD heliocentric, V-C magnitudes

----- EBFit result: -----
TminHJD = 2457214.40708
Error (1 sigma): +0.00025/-0.00024 (Bootstrapping), +0.00026/-0.00033 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI): +0.00055/-0.00040 (Bootstrapping), +0.00032/-0.00040 (Prayer bead)
LSM: chi^2 = 389.1, n_freedom = 35

. . .

New observation 7/30/2015

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Celestron 11

Celestron 11
CCD+I; exp 60s; secondary minimum
C11 280/2800 + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD heliocentric, V-C magnitudes

----- EBFit result: -----
TminHJD = 2457214.40763
Error (1 sigma): +0.00011/-0.00010 (Bootstrapping), +0.00008/-0.00008 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00023/-0.00020 (Bootstrapping), +0.00011/-0.00017 (Prayer bead)
LSM: chi^2 = 220.4, n_freedom = 52

. . .

New observation 6/28/2015

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+V; exp 30s; Ziga binning 2x2 subframe 1024x1024; secondary minimum
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457183.41875
Error (1 sigma): +0.00013/-0.00013 (Bootstrapping), +0.00008/-0.00008 (Prayer bead), +0.00003/-0.00003 (LSM)
Error (95% CI): +0.00024/-0.00027 (Bootstrapping), +0.00013/-0.00013 (Prayer bead)
LSM: chi^2 = 2264.9, n_freedom = 114

. . .

New observation 6/28/2015

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Ziga CDK20

Ziga CDK20
CCD+I; exp 30s; Ziga binning 2x2 subframe 1024x1024; secondary minimum
Ziga 508/3454 + MII G4-16000 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD geocentric, V-C magnitudes

----- EBFit result: -----
TminGJD = 2457183.41876
Error (1 sigma): +0.00011/-0.00011 (Bootstrapping), +0.00004/-0.00005 (Prayer bead), +0.00004/-0.00004 (LSM)
Error (95% CI): +0.00024/-0.00023 (Bootstrapping), +0.00011/-0.00008 (Prayer bead)
LSM: chi^2 = 973.9, n_freedom = 115

. . .

New observation 5/13/2015

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Celestron 11

Celestron 11
CCD+V; exp 60s; secondary minimum
C11 280/2800 + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD heliocentric, V-C magnitudes

----- EBFit result: -----
TminHJD = 2457154.49716
Error (1 sigma): +0.00017/-0.00019 (Bootstrapping), +0.00031/-0.00022 (Prayer bead), +0.00005/-0.00005 (LSM)
Error (95% CI): +0.00036/-0.00034 (Bootstrapping), +0.00046/-0.00029 (Prayer bead)
LSM: chi^2 = 665.3, n_freedom = 54

. . .

New observation 5/13/2015

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Celestron 11

Celestron 11
CCD+I; exp 60s; secondary minimum
C11 280/2800 + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD heliocentric, V-C magnitudes

----- EBFit result: -----
TminHJD = 2457154.49720
Error (1 sigma): +0.00009/-0.00010 (Bootstrapping), +0.00010/-0.00008 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00018/-0.00018 (Bootstrapping), +0.00017/-0.00014 (Prayer bead)
LSM: chi^2 = 126.7, n_freedom = 53

. . .

New observation 7/27/2014

V1918 Cyg

Matúš Kamenec, AO Kolonické sedlo

SkyWatcher Newton 150/750

SkyWatcher Newton 150/750
CCD+C; exp 30s
Newton + Canon + HER
Differential photometry with C-Munipack
V-C magnitudes

----- EBFit result: -----
TminGJD = 2456865.47742
Error (1 sigma): +0.00017/-0.00021 (Bootstrapping), +0.00007/-0.00006 (Prayer bead), +0.00005/-0.00005 (LSM)
Error (95% CI): +0.00033/-0.00039 (Bootstrapping), +0.00014/-0.00011 (Prayer bead)
LSM: chi^2 = 2363.8, n_freedom = 136

. . .

New observation 5/24/2013

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Celestron 11

Celestron 11
CCD+V; exp 60s; secondary minimum
C11 280/1450 + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD heliocentric, V-C magnitudes

----- EBFit result: -----
TminHJD = 2456433.49998
Error (1 sigma): +0.00023/-0.00021 (Bootstrapping), +0.00005/-0.00006 (Prayer bead), +0.00092/-0.00092 (LSM)
Error (95% CI): +0.00045/-0.00043 (Bootstrapping), +0.00016/-0.00009 (Prayer bead)
LSM: chi^2 = 3.4, n_freedom = 74

. . .

New observation 5/24/2013

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Celestron 11

Celestron 11
CCD+R; exp 30s; secondary minimum
C11 280/1450 + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD heliocentric, V-C magnitudes

----- EBFit result: -----
TminHJD = 2456433.50073
Error (1 sigma): +0.00016/-0.00017 (Bootstrapping), +0.00004/-0.00005 (Prayer bead), +0.00085/-0.00085 (LSM)
Error (95% CI): +0.00031/-0.00032 (Bootstrapping), +0.00015/-0.00008 (Prayer bead)
LSM: chi^2 = 3.0, n_freedom = 75

. . .

New observation 5/16/2013

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Celestron 11

Celestron 11
CCD+V; exp 60s
C11 280/1450 + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD heliocentric, V-C magnitudes

----- EBFit result: -----
TminHJD = 2456420.48786
Error (1 sigma): +0.00011/-0.00012 (Bootstrapping), +0.00003/-0.00003 (Prayer bead), +0.00068/-0.00068 (LSM)
Error (95% CI): +0.00022/-0.00021 (Bootstrapping), +0.00005/-0.00006 (Prayer bead)
LSM: chi^2 = 2.0, n_freedom = 74

. . .

New observation 5/16/2013

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Celestron 11

Celestron 11
CCD+R; exp 30s
C11 280/1450 + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = USNO-B1.0 1275-0274330, V=13.224, B-V=1.49, R=12.42 (APASS), I=11.79 (KIC)
JD heliocentric, V-C magnitudes

----- EBFit result: -----
TminHJD = 2456420.48774
Error (1 sigma): +0.00011/-0.00011 (Bootstrapping), +0.00002/-0.00001 (Prayer bead), +0.00068/-0.00068 (LSM)
Error (95% CI): +0.00024/-0.00021 (Bootstrapping), +0.00004/-0.00002 (Prayer bead)
LSM: chi^2 = 2.2, n_freedom = 85

. . .

New observation 10/26/2012

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

photolense 400mm

photolense 400mm
CCD+V; exp 120s
photolense 400mm + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = TYC3555-01777-1, V=10.69, B-V=0.93 (TYCHO-2)
JD heliocentric, V-C magnitudes

----- EBFit result: -----
TminHJD = 2456219.26984
Error (1 sigma): +0.00021/-0.00021 (Bootstrapping), +0.00002/-0.00003 (Prayer bead), +0.00029/-0.00029 (LSM)
Error (95% CI): +0.00041/-0.00044 (Bootstrapping), +0.00007/-0.00007 (Prayer bead)
LSM: chi^2 = 20.4, n_freedom = 34

. . .

New observation 10/26/2012

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

photolense 400mm

photolense 400mm
CCD+R; exp 120s
photolense 400mm + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = TYC3555-01777-1, V=10.69, B-V=0.93 (TYCHO-2)
JD heliocentric, V-C magnitudes

----- EBFit result: -----
TminHJD = 2456219.26993
Error (1 sigma): +0.00023/-0.00021 (Bootstrapping), +0.00003/-0.00003 (Prayer bead), +0.00025/-0.00025 (LSM)
Error (95% CI): +0.00042/-0.00043 (Bootstrapping), +0.00004/-0.00005 (Prayer bead)
LSM: chi^2 = 26.5, n_freedom = 36

. . .

New observation 9/20/2012

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

photolense 400mm

photolense 400mm
TminHJD = 2456189.3145 +/- 0.0002; secondary minimum
CCD+R; exp 120s
photolense 400mm + MII G2-1600 + DPV
Ensamble photometry with C-Munipack and MCV, MainComp = TYC3555-01777-1, V=10.69, B-V=0.93 (TYCHO-2)
JD heliocentric, V-C magnitudes

. . .

New observation 9/20/2012

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

photolense 400mm

. . .

New observation 3/14/2011

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

photolense 400mm

photolense 400mm
CCD+V; exp 60s

photolense 400mm + Meade DSI Pro + DPV

Comp = TYC3555-01777-1, V=10.69 B-V=0.93 (TYCHO-2)

JD geocentric, V-C magnitudes

. . .

New observation 10/20/2010

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

photolense 400mm

photolense 400mm
TminHJD = 2455481.3356 +/- 0.0003

CCD+R; exp 180s

photolense 400mm + Starlight Express SXVF-H9 + DPV

Comp = TYC3555-01777-1, V=10.69 B-V=0.93 (TYCHO-2)

JD geocentric, V-C magnitudes

. . .

New observation 5/27/2009

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Hugo RL 265/1360

Hugo RL 265/1360
TminHJD = 2454969.4097 +/- 0.0002

CCD+CV; exp 10s;

Hugo 265/1360mm + Meade + DPV

Comp = USNO-B1.0 1424-0363237, r=12.3

JD geocentric, V-C magnitudes

. . .

New observation 4/22/2009

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

Hugo RL 265/1360

Hugo RL 265/1360
TminHJD = 2454942.5533 +/- 0.0001

CCD+CV; exp 20s;

Hugo 265/1360mm + Meade + DPV

Comp = USNO-B1.0 1424-0363237, r=12.3

JD geocentric, V-C magnitudes

. . .

New observation 9/1/2008

V1918 Cyg

Roman Ehrenberger, Polička

RL 96/400 + HX516 + R

RL 96/400 + HX516 + R
prim. 2454710,34707 +-0,00020
2008-08-31 20:19:46

. . .

New minimum 9/1/2008

V1918 Cyg

Roman Ehrenberger, Polička

RL 96/400 + HX516 + R

. . .

New observation 7/30/2008

V1918 Cyg

Roman Ehrenberger, Polička

RL 96/400 + HX516 + R

. . .

New minimum 7/30/2008

V1918 Cyg

Roman Ehrenberger, Polička

RL 96/400 + HX516 + R

. . .

New observation 6/7/2008

V1918 Cyg

Roman Ehrenberger, Polička

RL 96/400 + HX516 + R

. . .

New minimum 6/7/2008

V1918 Cyg

Roman Ehrenberger, Polička

RL 96/400 + HX516 + R

. . .

New observation 1/21/2008

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

HUGO RL 265/1360

HUGO RL 265/1360
CCD+Clear; exp 10s

Hugo + Meade DSI Pro + DPV

. . .

New observation 1/21/2008

V1918 Cyg

Pavol A. Dubovsky, AO Kolonica

HUGO RL 265/1360

HUGO RL 265/1360
TminHJD = 2453924.4894 +/- 0.0002
CCD+V; exp 10s

Hugo + Meade DSI Pro + DPV

. . .

New star 3/23/1997

V1918 Cyg

admin

RA: 291.5374999950, DE: 52.4466666660, MAG (max): 10.590 (V), EW

. . .

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Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Matúš Kamenec, AO Kolonické sedlo

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica

Pavol A. Dubovsky, AO Kolonica