New minimum 10/12/2024

QT UMa

29
   
avatar Sjoerd Dufoer, Brussels - Heliport
Vixen 20cm VMC200L

----- EBFit result: -----
Tmin = 2460595.52893
Error (1 sigma): +0.00053/-0.00048 (Bootstrapping), +0.00055/-0.00063 (Prayer bead), +0.00037/-0.00037 (LSM)
Error (95% CI): +0.00092/-0.00101 (Bootstrapping), +0.00084/-0.00094 (Prayer bead)
LSM: chi^2 = 334.3, n_freedom = 177
New minimum 9/29/2022

QT UMa

29
   
avatar Sjoerd Dufoer, Brussels - Heliport
Vixen 20cm VMC200L


----- EBFit result: -----
Tmin = 2459851.59847
Error (1 sigma): +0.00035/-0.00033 (Bootstrapping), +0.00017/-0.00017 (Prayer bead), +0.00028/-0.00028 (LSM)
Error (95% CI): +0.00062/-0.00065 (Bootstrapping), +0.00026/-0.00028 (Prayer bead)
LSM: chi^2 = 175.1, n_freedom = 110
New minimum 2/2/2022

QT UMa

29
   
avatar M. Magris, Trieste, Italy
REF 120/600 Archo + Orion 3G CCD + 0.75x Foc. reducer
----- EBFit result: -----
Tmin = 2459612.45310
Error (1 sigma): +0.00013/-0.00014 (Bootstrapping), +0.00009/-0.00011 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00028/-0.00027 (Bootstrapping), +0.00015/-0.00017 (Prayer bead)
LSM: chi^2 = 1045.1, n_freedom = 229
New minimum 10/25/2021

QT UMa

29
   
avatar Sjoerd Dufoer, Brussels - Heliport
Vixen 20cm VMC200L


----- EBFit result: -----
Tmin = 2459512.54008
Error (1 sigma): +0.00033/-0.00036 (Bootstrapping), +0.00053/-0.00045 (Prayer bead), +0.00024/-0.00024 (LSM)
Error (95% CI): +0.00070/-0.00067 (Bootstrapping), +0.00122/-0.00095 (Prayer bead)
LSM: chi^2 = 160.1, n_freedom = 79
New minimum 8/27/2020

QT UMa

29
   
avatar Bragagnolo U., Gruppo Astrofili Salese S.M di Sala (Venezia ) ITALIA
Sky-Watcher REF 100/900 + QHY9


----- EBFit result: -----
Tmin = 2458950.44928
Error (1 sigma): +0.00011/-0.00010 (Bootstrapping), +0.00010/-0.00014 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00021/-0.00020 (Bootstrapping), +0.00013/-0.00017 (Prayer bead)
LSM: chi^2 = 819.0, n_freedom = 247
New minimum 5/17/2020

QT UMa

29
   
avatar Roman Ehrenberger, Crow-Observatory Vranová
NWT 150/600+MII G2-8300

----- EBFit result: -----
Tmin = 2458986.44130
Error (1 sigma): +0.00012/-0.00013 (Bootstrapping), +0.00035/-0.00038 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00024/-0.00023 (Bootstrapping), +0.00064/-0.00056 (Prayer bead)
LSM: chi^2 = 820.6, n_freedom = 154
New minimum 4/15/2020

QT UMa

29
   
avatar Pokorný P., Česká Lípa
NWT 200/800 + Canon 600D
cmp:UCAC4-695-050269
chk:UCAC4-695-050298

----- EBFit result: -----
Tmin = 2458940.50502
Error (1 sigma): +0.00017/-0.00019 (Bootstrapping), +0.00016/-0.00015 (Prayer bead), +0.00004/-0.00004 (LSM)
Error (95% CI): +0.00032/-0.00042 (Bootstrapping), +0.00027/-0.00021 (Prayer bead)
LSM: chi^2 = 1577.5, n_freedom = 74
New minimum 4/13/2020

QT UMa

29
   
avatar Roman Ehrenberger, Crow-Observatory Vranová
NWT 150/600+MII G2-8300

----- EBFit result: -----
Tmin = 2458951.39578
Error (1 sigma): +0.00006/-0.00005 (Bootstrapping), +0.00004/-0.00004 (Prayer bead), +0.00003/-0.00003 (LSM)
Error (95% CI): +0.00011/-0.00009 (Bootstrapping), +0.00008/-0.00007 (Prayer bead)
LSM: chi^2 = 586.2, n_freedom = 147
New minimum 4/21/2019

QT UMa

29
   
avatar Roman Ehrenberger, Crow-Observatory Vranová
NWT 150/600 + MII G2-8300
----- EBFit result: -----
Tmin = 2458593.39942
Error (1 sigma): +0.00008/-0.00007 (Bootstrapping), +0.00009/-0.00011 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00015/-0.00015 (Bootstrapping), +0.00012/-0.00020 (Prayer bead)
LSM: chi^2 = 453.8, n_freedom = 211
New minimum 4/19/2019

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear,exp.60 s, UCAC4 695-050298, 2x2 bin.

----- EBFit result: -----
Tmin = 2458591.50461
Error (1 sigma): +0.00009/-0.00008 (Bootstrapping), +0.00003/-0.00003 (Prayer bead), +0.00006/-0.00006 (LSM)
Error (95% CI): +0.00017/-0.00016 (Bootstrapping), +0.00006/-0.00004 (Prayer bead)
LSM: chi^2 = 233.5, n_freedom = 114
New observation 4/18/2019

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear,exp.60 s, UCAC4 695-050298, 2x2 bin.
New minimum 4/16/2019

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300

----- EBFit result: -----
Tmin = 2458589.37390
Error (1 sigma): +0.00007/-0.00007 (Bootstrapping), +0.00005/-0.00004 (Prayer bead), +0.00003/-0.00003 (LSM)
Error (95% CI): +0.00016/-0.00013 (Bootstrapping), +0.00009/-0.00006 (Prayer bead)
LSM: chi^2 = 720.8, n_freedom = 94
New observation 4/16/2019

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear,exp.60 s, UCAC4 695-050298, 2x2 bin.
New minimum 3/31/2019

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear,exp.35 s, UCAC4 695-050269, Colour index: 0.89, 10.96 V, 2x2 bin.

----- EBFit result: -----
Tmin = 2458573.50939
Error (1 sigma): +0.00006/-0.00005 (Bootstrapping), +0.00002/-0.00003 (Prayer bead), +0.00004/-0.00004 (LSM)
Error (95% CI): +0.00011/-0.00010 (Bootstrapping), +0.00004/-0.00004 (Prayer bead)
LSM: chi^2 = 417.3, n_freedom = 197
New minimum 3/31/2019

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear,exp.35 s, UCAC4 695-050269, Colour index: 0.89, 10.96 V, 2x2 bin.

----- EBFit result: -----
Tmin = 2458572.32523
Error (1 sigma): +0.00006/-0.00007 (Bootstrapping), +0.00005/-0.00004 (Prayer bead), +0.00003/-0.00003 (LSM)
Error (95% CI): +0.00012/-0.00013 (Bootstrapping), +0.00007/-0.00007 (Prayer bead)
LSM: chi^2 = 479.5, n_freedom = 109
New observation 3/31/2019

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear,exp.35 s, UCAC4 695-050269, Colour index: 0.89, 10.96 V, 2x2 bin.
New observation 3/30/2019

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear,exp.35 s, UCAC4 695-050269, Colour index: 0.89, 10.96 V, 2x2 bin.
New observation 3/1/2019

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER REF 80/520 + MII G2-8300
CCD+Clear,exp.70 s, UCAC4 695-050269, Colour index: 0.83, 10.96 V, 2x2 bin.
New minimum 2/18/2019

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER REF 80/520 + MII G2-8300
CCD+Clear,exp.60 s,comp. UCAC4 695-050298, Colour index: 0.54, 11.14 V, 2x2 bin.

----- EBFit result: -----
Tmin = 2458532.30942
Error (1 sigma): +0.00017/-0.00017 (Bootstrapping), +0.00004/-0.00003 (Prayer bead), +0.00016/-0.00016 (LSM)
Error (95% CI): +0.00032/-0.00034 (Bootstrapping), +0.00007/-0.00007 (Prayer bead)
LSM: chi^2 = 135.9, n_freedom = 124
New observation 2/18/2019

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER REF 80/520 + MII G2-8300
CCD+Clear,exp.60 s,comp. UCAC4 695-050298, Colour index: 0.54, 11.14 V, 2x2 bin.

----- EBFit result: -----
TminGJD = 2458532.30947
Error (1 sigma): +0.00017/-0.00018 (Bootstrapping), +0.00003/-0.00003 (Prayer bead), +0.00016/-0.00016 (LSM)
Error (95% CI): +0.00036/-0.00032 (Bootstrapping), +0.00006/-0.00005 (Prayer bead)
LSM: chi^2 = 145.6, n_freedom = 131
New minimum 2/17/2019

QT UMa

29
   
avatar Roman Ehrenberger, Crow-Observatory Vranová
NWT 150/600+MII G2-8300

----- EBFit result: -----
Tmin = 2458531.36193
Error (1 sigma): +0.00010/-0.00010 (Bootstrapping), +0.00004/-0.00003 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI): +0.00019/-0.00021 (Bootstrapping), +0.00005/-0.00006 (Prayer bead)
LSM: chi^2 = 258.6, n_freedom = 131
New minimum 2/13/2019

QT UMa

29
   
avatar Roman Ehrenberger, Crow-Observatory Vranová
NWT 150/600+MII G2-8300

----- EBFit result: -----
Tmin = 2458527.33577
Error (1 sigma): +0.00006/-0.00007 (Bootstrapping), +0.00009/-0.00009 (Prayer bead), +0.00002/-0.00002 (LSM)
Error (95% CI): +0.00014/-0.00015 (Bootstrapping), +0.00019/-0.00011 (Prayer bead)
LSM: chi^2 = 1904.6, n_freedom = 172
New minimum 1/21/2019

QT UMa

29
   
avatar Henzl Z., Veltěže
Explore Scientific ED80/480+MII G2-402
----- EBFit result: -----
Tmin = 2458502.48080
Error (1 sigma): +0.00007/-0.00007 (Bootstrapping), +0.00003/-0.00003 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00015/-0.00014 (Bootstrapping), +0.00007/-0.00006 (Prayer bead)
LSM: chi^2 = 22.9, n_freedom = 59
New minimum 4/19/2018

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear, exp 30s, UCAC4 695-050298
,2x2 bin.

----- EBFit result: -----
Tmin = 2458227.35358
Error (1 sigma): +0.00006/-0.00006 (Bootstrapping), +0.00006/-0.00005 (Prayer bead), +0.00003/-0.00003 (LSM)
Error (95% CI): +0.00011/-0.00011 (Bootstrapping), +0.00009/-0.00006 (Prayer bead)
LSM: chi^2 = 618.5, n_freedom = 194
New observation 4/19/2018

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear, exp 30s, UCAC4 695-050298
,2x2 bin.
New minimum 4/18/2018

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear, exp 30s, UCAC4 695-050298
,2x2 bin.
----- EBFit result: -----
Tmin = 2458226.40532
Error (1 sigma): +0.00020/-0.00014 (Bootstrapping), +0.00015/-0.00009 (Prayer bead), +0.00016/-0.00016 (LSM)
Error (95% CI): +0.00041/-0.00036 (Bootstrapping), +0.00026/-0.00022 (Prayer bead)
LSM: chi^2 = 166.6, n_freedom = 73
New observation 4/18/2018

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear, exp 30s, UCAC4 695-050298
,2x2 bin.
New observation 4/5/2018

QT UMa

29
   
avatar Roman Ehrenberger, Crow-Observatory Vranová
NWT 150/600+MII G2-8300

----- EBFit result: -----
TminGJD = 2458213.38211
Error (1 sigma): +0.00011/-0.00011 (Bootstrapping), +0.00005/-0.00006 (Prayer bead), +0.00005/-0.00005 (LSM)
Error (95% CI): +0.00022/-0.00022 (Bootstrapping), +0.00010/-0.00012 (Prayer bead)
LSM: chi^2 = 348.9, n_freedom = 95
New minimum 4/5/2018

QT UMa

29
   
avatar Roman Ehrenberger, Crow-Observatory Vranová
NWT 150/600+MII G2-8300


----- EBFit result: -----
Tmin = 2458213.38208
Error (1 sigma): +0.00012/-0.00010 (Bootstrapping), +0.00007/-0.00008 (Prayer bead), +0.00005/-0.00005 (LSM)
Error (95% CI): +0.00023/-0.00021 (Bootstrapping), +0.00013/-0.00017 (Prayer bead)
LSM: chi^2 = 369.7, n_freedom = 99
New minimum 4/7/2017

QT UMa

29
   
avatar Ivan Sergey, Polyani, near Molodehno, Belarus
Lens Jupiter-21 + Canon 400D
----- EBFit result: -----
Tmin = 2457847.33583
Error (1 sigma): +0.00131/-0.00098 (Bootstrapping), +0.00076/-0.00103 (Prayer bead), +0.00032/-0.00032 (LSM)
Error (95% CI): +0.00248/-0.00187 (Bootstrapping), +0.00107/-0.00167 (Prayer bead)
LSM: chi^2 = 297.9, n_freedom = 48
New minimum 3/4/2017

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER NWT 150/750 + MII G2-8300
CCD+Clear, exp 35 s, Comp:UCAC4-695-050298
,2x2 bin,used DF

----- EBFit result: -----
Tmin = 2457816.31646
Error (1 sigma): +0.00007/-0.00007 (Bootstrapping), +0.00007/-0.00008 (Prayer bead), +0.00005/-0.00005 (LSM)
Error (95% CI): +0.00014/-0.00015 (Bootstrapping), +0.00012/-0.00011 (Prayer bead)
LSM: chi^2 = 464.7, n_freedom = 169
New minimum 1/20/2017

QT UMa

29
   
avatar Urbaník M., Kysucká hvezdáreň
SKY-WATCHER REF 80/520 + MII G2-8300
CCD+Clear, exp 60 s, Comp:UCAC4-695-050269
,2x2 bin,used DF, -20°C.

----- EBFit result: -----
Tmin = 2457773.46015
Error (1 sigma): +0.00012/-0.00012 (Bootstrapping), +0.00005/-0.00006 (Prayer bead), +0.00010/-0.00010 (LSM)
Error (95% CI): +0.00023/-0.00024 (Bootstrapping), +0.00009/-0.00013 (Prayer bead)
LSM: chi^2 = 181.9, n_freedom = 111
New minimum 5/15/2016

QT UMa

29
   
avatar Bragagnolo U., Camposampiero
100 mm refractor / Qhy9


----- EBFit result: -----
Tmin = 2457498.33613
Error (1 sigma): +0.00011/-0.00013 (Bootstrapping), +0.00005/-0.00005 (Prayer bead), +0.00009/-0.00009 (LSM)
Error (95% CI): +0.00023/-0.00024 (Bootstrapping), +0.00008/-0.00008 (Prayer bead)
LSM: chi^2 = 149.8, n_freedom = 86
New minimum 3/28/2016

QT UMa

29
   
avatar Ladislav Červinka, Hodkovice
SW 102/500 + Canon 350D
po 20:30UTC Měsíc téměř úplněk

----- EBFit result: -----
Tmin = 2457474.42007
Error (1 sigma): +0.00039/-0.00042 (Bootstrapping), +0.00026/-0.00023 (Prayer bead), +0.00025/-0.00025 (LSM)
Error (95% CI): +0.00073/-0.00077 (Bootstrapping), +0.00032/-0.00030 (Prayer bead)
LSM: chi^2 = 149.5, n_freedom = 68
New minimum 2/4/2016

QT UMa

29
   
avatar M. Magris, Opicina, Trieste, IT
Achromatic refractor 120/600, CCD Orion Starshoot 3G
----- EBFit result: -----
Tmin = 2457423.27578
Error (1 sigma): +0.00011/-0.00010 (Bootstrapping), +0.00007/-0.00007 (Prayer bead), +0.00004/-0.00004 (LSM)
Error (95% CI): +0.00021/-0.00021 (Bootstrapping), +0.00015/-0.00012 (Prayer bead)
LSM: chi^2 = 1346.5, n_freedom = 196
New minimum 8/13/2014

QT UMa

29
   
avatar Giorgio Corfini, Giorgio Corfini Observatory
GSO 200/800 CCD-UAI
----- EBFit result: -----
Tmin = 2456728.35657
Error (1 sigma): +0.00010/-0.00017 (Bootstrapping), +0.00005/-0.00005 (Prayer bead), +0.00118/-0.00118 (LSM)
Error (95% CI): +0.00024/-0.00029 (Bootstrapping), +0.00009/-0.00006 (Prayer bead)
LSM: chi^2 = 0.1, n_freedom = 9
New minimum 3/12/2014

QT UMa

29
   
avatar Giorgio Corfini, Giorgio Corfini Observatory

GSO 200/800 SBIG STT1603ME

New star 11/12/2004

QT UMa

29
   
avatar admin
QT UMa

RA: 144.1208333250, DE: 48.8794444430, MAG (max): 11.000 (c), EW