Recent

New minimum 11/26/2025

GI Cep

Penko Jordanov, Dimitrovgrad, 11/24/2025

Bresser 150/750, EXOS-2 OnStep, Altair Hipercam 183M Pro TEC, Johnson B V R

. . .

New observation 11/26/2025

GI Cep

Penko Jordanov, Dimitrovgrad, 11/24/2025

Bresser 150/750, EXOS-2 OnStep, Altair Hipercam 183M Pro TEC, Johnson B V R

. . .

New minimum 9/30/2025

GI Cep

Stanislav Daniš, hvězdárna Roudnice nad Labem, 9/28/2025

NWT Vixen R200SS 200/800 reduktor+rovnac 0.95 G2-8300 fotometricke filtry VOD Turnov

. . .

New observation 9/30/2025

GI Cep

Stanislav Daniš, hvězdárna Roudnice nad Labem, 9/28/2025

NWT Vixen R200SS 200/800 reduktor+rovnac 0.95 G2-8300 fotometricke filtry VOD Turnov

. . .

New minimum 8/19/2025

GI Cep

Stanislav Daniš, hvězdárna Roudnice nad Labem, 8/18/2025

NWT Vixen R200SS 200/800 reduktor+rovnac 0.95 G2-8300 fotometricke filtry VOD Turnov

. . .

New observation 8/19/2025

GI Cep

Stanislav Daniš, hvězdárna Roudnice nad Labem, 8/18/2025

NWT Vixen R200SS 200/800 reduktor+rovnac 0.95 G2-8300 fotometricke filtry VOD Turnov

. . .

New minimum 10/5/2021

Sky-Watcher REF 100/900 + QHY9

----- EBFit result: -----
Tmin = 2459180.22564
Error (1 sigma): +0.00019/-0.00017 (Bootstrapping), +0.00020/-0.00019 (Prayer bead), +0.00018/-0.00018 (LSM)
Error (95% CI): +0.00036/-0.00035 (Bootstrapping), +0.00057/-0.00028 (Prayer bead)
LSM: chi^2 = 117.2, n_freedom = 90

. . .

New minimum 2/9/2019

GI Cep

Bragagnolo U., Gruppo Astrofili Salese S.M di Sala (Venezia ) ITALIA

Sky-Watcher REF 100/900 + QHY9

Sky-Watcher REF 100/900 + QHY9
----- EBFit result: -----
Tmin = 2458440.36661
Error (1 sigma): +0.00014/-0.00015 (Bootstrapping), +0.00010/-0.00010 (Prayer bead), +0.00010/-0.00010 (LSM)
Error (95% CI): +0.00030/-0.00028 (Bootstrapping), +0.00023/-0.00014 (Prayer bead)
LSM: chi^2 = 164.9, n_freedom = 93

. . .

New minimum 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 23/24 IX 2016; V_34_90s (32/19); Rc_34_60s (31/17); Ic_34_90s (32/17); 2.1h; minimum S
# NOTE FLT V 2457655.37286 +/- 0.00295; 20160923 20:56:55 (UT) GEO
# NOTE FLT Rc 2457655.36908 +/- 0.00090; 20160923 20:51:29 (UT) GEO
# NOTE FLT Ic 2457655.36838 +/- 0.00081; 20160923 20:50:28 (UT) GEO
# NOTE FLT VRcIc average 2457655.37011 +/- 0.00295; 20160923 20:52:58 (UT) GEO
# COND somewhat cloudy => clear weather

. . .

New minimum 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

. . .

New observation 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

. . .

New observation 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

. . .

New minimum 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

. . .

New observation 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

. . .

New minimum 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 12/13 IX 2016; V_29_90s (28/11); Rc_29_60s (29/11); Ic_29_90s (29/10); 2.2h; minimum P
# NOTE FLT V 2457644.47311 +/- 0.00011; 20160912 23:21:17 (UT) GEO
# NOTE FLT Rc 2457644.47316 +/- 0.00011; 20160912 23:21:21 (UT) GEO
# NOTE FLT Ic 2457644.47308 +/- 0.00016; 20160912 23:21:14 (UT) GEO
# NOTE FLT VRcIc average 2457644.47312 +/- 0.00016; 20160912 23:21:18 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2457644.47308
Error (1 sigma): +0.00017/-0.00028 (Bootstrapping), +0.00011/-0.00016 (Prayer bead), +0.00016/-0.00016 (LSM)
Error (95% CI): +0.00035/-0.00052 (Bootstrapping), +0.00025/-0.00023 (Prayer bead)
LSM: chi^2 = 30.4, n_freedom = 24

. . .

New minimum 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 12/13 IX 2016; V_29_90s (28/11); Rc_29_60s (29/11); Ic_29_90s (29/10); 2.2h; minimum P
# NOTE FLT V 2457644.47311 +/- 0.00011; 20160912 23:21:17 (UT) GEO
# NOTE FLT Rc 2457644.47316 +/- 0.00011; 20160912 23:21:21 (UT) GEO
# NOTE FLT Ic 2457644.47308 +/- 0.00016; 20160912 23:21:14 (UT) GEO
# NOTE FLT VRcIc average 2457644.47312 +/- 0.00016; 20160912 23:21:18 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2457644.47316
Error (1 sigma): +0.00020/-0.00026 (Bootstrapping), +0.00020/-0.00020 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00045/-0.00063 (Bootstrapping), +0.00037/-0.00039 (Prayer bead)
LSM: chi^2 = 110.7, n_freedom = 24

. . .

New observation 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 12/13 IX 2016; V_29_90s (28/11); Rc_29_60s (29/11); Ic_29_90s (29/10); 2.2h; minimum P
# NOTE FLT V 2457644.47311 +/- 0.00011; 20160912 23:21:17 (UT) GEO
# NOTE FLT Rc 2457644.47316 +/- 0.00011; 20160912 23:21:21 (UT) GEO
# NOTE FLT Ic 2457644.47308 +/- 0.00016; 20160912 23:21:14 (UT) GEO
# NOTE FLT VRcIc average 2457644.47312 +/- 0.00016; 20160912 23:21:18 (UT) GEO
# COND clear weather

. . .

New observation 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 12/13 IX 2016; V_29_90s (28/11); Rc_29_60s (29/11); Ic_29_90s (29/10); 2.2h; minimum P
# NOTE FLT V 2457644.47311 +/- 0.00011; 20160912 23:21:17 (UT) GEO
# NOTE FLT Rc 2457644.47316 +/- 0.00011; 20160912 23:21:21 (UT) GEO
# NOTE FLT Ic 2457644.47308 +/- 0.00016; 20160912 23:21:14 (UT) GEO
# NOTE FLT VRcIc average 2457644.47312 +/- 0.00016; 20160912 23:21:18 (UT) GEO
# COND clear weather

. . .

New observation 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 12/13 IX 2016; V_29_90s (28/11); Rc_29_60s (29/11); Ic_29_90s (29/10); 2.2h; minimum P
# NOTE FLT V 2457644.47311 +/- 0.00011; 20160912 23:21:17 (UT) GEO
# NOTE FLT Rc 2457644.47316 +/- 0.00011; 20160912 23:21:21 (UT) GEO
# NOTE FLT Ic 2457644.47308 +/- 0.00016; 20160912 23:21:14 (UT) GEO
# NOTE FLT VRcIc average 2457644.47312 +/- 0.00016; 20160912 23:21:18 (UT) GEO
# COND clear weather

. . .

New minimum 10/10/2016

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRcIc

0.40-m f/5 + CCD G2-1600 + BVRcIc
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 12/13 IX 2016; V_29_90s (28/11); Rc_29_60s (29/11); Ic_29_90s (29/10); 2.2h; minimum P
# NOTE FLT V 2457644.47311 +/- 0.00011; 20160912 23:21:17 (UT) GEO
# NOTE FLT Rc 2457644.47316 +/- 0.00011; 20160912 23:21:21 (UT) GEO
# NOTE FLT Ic 2457644.47308 +/- 0.00016; 20160912 23:21:14 (UT) GEO
# NOTE FLT VRcIc average 2457644.47312 +/- 0.00016; 20160912 23:21:18 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2457644.47311
Error (1 sigma): +0.00013/-0.00018 (Bootstrapping), +0.00011/-0.00013 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00030/-0.00042 (Bootstrapping), +0.00020/-0.00023 (Prayer bead)
LSM: chi^2 = 63.2, n_freedom = 23

. . .

New observation 10/9/2016

GI Cep

Trnka J., Městská hvězdárna ve Slaném

Skywatcher NWT 200/1000 + SBIG ST-9E + comacorrector ATC CCF 5A

Skywatcher NWT 200/1000 + SBIG ST-9E + comacorrector ATC CCF 5A
Date 2016-09-07. Minimum occurs about 1,5 hours earlier than predicted (for elements 55082.4741+1.03768*E).

. . .

New minimum 11/1/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 19/20 X 2014; V_33_90s (33/17); R_33_60s (32/17); I_33_90s (32/17); 2.2h; minimum P
# NOTE FLT V 2456950.27291 +/- 0.00011; 20141019 18:32:59 (UT) GEO
# NOTE FLT R 2456950.27293 +/- 0.00010; 20141019 18:33:01 (UT) GEO
# NOTE FLT I 2456950.27290 +/- 0.00011; 20141019 18:32:59 (UT) GEO
# NOTE FLT VRI average 2456950.27291 +/- 0.00011; 20141019 18:32:59 (UT) GEO
# COND fine clear weather

----- EBFit result: -----
Tmin = 2456950.27290
Error (1 sigma): +0.00020/-0.00017 (Bootstrapping), +0.00008/-0.00009 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00045/-0.00034 (Bootstrapping), +0.00013/-0.00015 (Prayer bead)
LSM: chi^2 = 103.7, n_freedom = 27

. . .

New minimum 11/1/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 19/20 X 2014; V_33_90s (33/17); R_33_60s (32/17); I_33_90s (32/17); 2.2h; minimum P
# NOTE FLT V 2456950.27291 +/- 0.00011; 20141019 18:32:59 (UT) GEO
# NOTE FLT R 2456950.27293 +/- 0.00010; 20141019 18:33:01 (UT) GEO
# NOTE FLT I 2456950.27290 +/- 0.00011; 20141019 18:32:59 (UT) GEO
# NOTE FLT VRI average 2456950.27291 +/- 0.00011; 20141019 18:32:59 (UT) GEO
# COND fine clear weather

----- EBFit result: -----
Tmin = 2456950.27293
Error (1 sigma): +0.00011/-0.00013 (Bootstrapping), +0.00003/-0.00004 (Prayer bead), +0.00010/-0.00010 (LSM)
Error (95% CI): +0.00022/-0.00026 (Bootstrapping), +0.00010/-0.00007 (Prayer bead)
LSM: chi^2 = 46.8, n_freedom = 27

. . .

New observation 11/1/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

. . .

New observation 11/1/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

. . .

New observation 11/1/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

. . .

New minimum 11/1/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 19/20 X 2014; V_33_90s (33/17); R_33_60s (32/17); I_33_90s (32/17); 2.2h; minimum P
# NOTE FLT V 2456950.27291 +/- 0.00011; 20141019 18:32:59 (UT) GEO
# NOTE FLT R 2456950.27293 +/- 0.00010; 20141019 18:33:01 (UT) GEO
# NOTE FLT I 2456950.27290 +/- 0.00011; 20141019 18:32:59 (UT) GEO
# NOTE FLT VRI average 2456950.27291 +/- 0.00011; 20141019 18:32:59 (UT) GEO
# COND fine clear weather

----- EBFit result: -----
Tmin = 2456950.27291
Error (1 sigma): +0.00016/-0.00017 (Bootstrapping), +0.00005/-0.00006 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00033/-0.00032 (Bootstrapping), +0.00014/-0.00009 (Prayer bead)
LSM: chi^2 = 72.2, n_freedom = 28

. . .

New minimum 9/13/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30/31 VIII 2014; V_21_90s (20/9); R_21_60s (20/9); I_21_90s (20/9); 1.4h; minimum P
# NOTE FLT V 2456900.46571 +/- 0.00016; 20140830 23:10:37 (UT) GEO
# NOTE FLT R 2456900.46576 +/- 0.00015; 20140830 23:10:42 (UT) GEO
# NOTE FLT I 2456900.46539 +/- 0.00016; 20140830 23:10:10 (UT) GEO
# NOTE FLT VRI average 2456900.46562 +/- 0.00016; 20140830 23:10:30 (UT) GEO
# COND clear weather or somewhat cloudy

----- EBFit result: -----
Tmin = 2456900.46539
Error (1 sigma): +0.00029/-0.00018 (Bootstrapping), +0.00012/-0.00016 (Prayer bead), +0.00016/-0.00016 (LSM)
Error (95% CI): +0.00058/-0.00035 (Bootstrapping), +0.00021/-0.00036 (Prayer bead)
LSM: chi^2 = 28.5, n_freedom = 15

. . .

New observation 9/13/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30/31 VIII 2014; V_21_90s (20/9); R_21_60s (20/9); I_21_90s (20/9); 1.4h; minimum P
# NOTE FLT V 2456900.46571 +/- 0.00016; 20140830 23:10:37 (UT) GEO
# NOTE FLT R 2456900.46576 +/- 0.00015; 20140830 23:10:42 (UT) GEO
# NOTE FLT I 2456900.46539 +/- 0.00016; 20140830 23:10:10 (UT) GEO
# NOTE FLT VRI average 2456900.46562 +/- 0.00016; 20140830 23:10:30 (UT) GEO
# COND clear weather or somewhat cloudy

. . .

New minimum 9/13/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30/31 VIII 2014; V_21_90s (20/9); R_21_60s (20/9); I_21_90s (20/9); 1.4h; minimum P
# NOTE FLT V 2456900.46571 +/- 0.00016; 20140830 23:10:37 (UT) GEO
# NOTE FLT R 2456900.46576 +/- 0.00015; 20140830 23:10:42 (UT) GEO
# NOTE FLT I 2456900.46539 +/- 0.00016; 20140830 23:10:10 (UT) GEO
# NOTE FLT VRI average 2456900.46562 +/- 0.00016; 20140830 23:10:30 (UT) GEO
# COND clear weather or somewhat cloudy

----- EBFit result: -----
Tmin = 2456900.46576
Error (1 sigma): +0.00020/-0.00021 (Bootstrapping), +0.00010/-0.00007 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00042/-0.00046 (Bootstrapping), +0.00016/-0.00020 (Prayer bead)
LSM: chi^2 = 24.3, n_freedom = 15

. . .

New observation 9/13/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30/31 VIII 2014; V_21_90s (20/9); R_21_60s (20/9); I_21_90s (20/9); 1.4h; minimum P
# NOTE FLT V 2456900.46571 +/- 0.00016; 20140830 23:10:37 (UT) GEO
# NOTE FLT R 2456900.46576 +/- 0.00015; 20140830 23:10:42 (UT) GEO
# NOTE FLT I 2456900.46539 +/- 0.00016; 20140830 23:10:10 (UT) GEO
# NOTE FLT VRI average 2456900.46562 +/- 0.00016; 20140830 23:10:30 (UT) GEO
# COND clear weather or somewhat cloudy

. . .

New minimum 9/13/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30/31 VIII 2014; V_21_90s (20/9); R_21_60s (20/9); I_21_90s (20/9); 1.4h; minimum P
# NOTE FLT V 2456900.46571 +/- 0.00016; 20140830 23:10:37 (UT) GEO
# NOTE FLT R 2456900.46576 +/- 0.00015; 20140830 23:10:42 (UT) GEO
# NOTE FLT I 2456900.46539 +/- 0.00016; 20140830 23:10:10 (UT) GEO
# NOTE FLT VRI average 2456900.46562 +/- 0.00016; 20140830 23:10:30 (UT) GEO
# COND clear weather or somewhat cloudy

----- EBFit result: -----
Tmin = 2456900.46571
Error (1 sigma): +0.00034/-0.00031 (Bootstrapping), +0.00008/-0.00005 (Prayer bead), +0.00016/-0.00016 (LSM)
Error (95% CI): +0.00062/-0.00067 (Bootstrapping), +0.00023/-0.00016 (Prayer bead)
LSM: chi^2 = 41.4, n_freedom = 15

. . .

New observation 9/13/2014

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30/31 VIII 2014; V_21_90s (20/9); R_21_60s (20/9); I_21_90s (20/9); 1.4h; minimum P
# NOTE FLT V 2456900.46571 +/- 0.00016; 20140830 23:10:37 (UT) GEO
# NOTE FLT R 2456900.46576 +/- 0.00015; 20140830 23:10:42 (UT) GEO
# NOTE FLT I 2456900.46539 +/- 0.00016; 20140830 23:10:10 (UT) GEO
# NOTE FLT VRI average 2456900.46562 +/- 0.00016; 20140830 23:10:30 (UT) GEO
# COND clear weather or somewhat cloudy

. . .

New minimum 6/4/2012

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 V 2012; V_34_90s (33/16); R_34_60s (34/16); I_34_90s (33/15); minimum P
# NOTE FLT V 2456072.40996 +/- 0.00033; 20120524 21:50:21 (UT) GEO
# NOTE FLT R 2456072.41010 +/- 0.00014; 20120524 21:50:33 (UT) GEO
# NOTE FLT I 2456072.41028 +/- 0.00022; 20120524 21:50:48 (UT) GEO
# NOTE FLT VRI average 2456072.41011 +/- 0.00033; 20120524 21:50:34 (UT) GEO
# COND fine clear weather

. . .

New minimum 6/4/2012

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 V 2012; V_34_90s (33/16); R_34_60s (34/16); I_34_90s (33/15); minimum P
# NOTE FLT V 2456072.40996 +/- 0.00033; 20120524 21:50:21 (UT) GEO
# NOTE FLT R 2456072.41010 +/- 0.00014; 20120524 21:50:33 (UT) GEO
# NOTE FLT I 2456072.41028 +/- 0.00022; 20120524 21:50:48 (UT) GEO
# NOTE FLT VRI average 2456072.41011 +/- 0.00033; 20120524 21:50:34 (UT) GEO
# COND fine clear weather

. . .

New observation 6/4/2012

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 V 2012; V_34_90s (33/16); R_34_60s (34/16); I_34_90s (33/15); minimum P
# NOTE FLT V 2456072.40996 +/- 0.00033; 20120524 21:50:21 (UT) GEO
# NOTE FLT R 2456072.41010 +/- 0.00014; 20120524 21:50:33 (UT) GEO
# NOTE FLT I 2456072.41028 +/- 0.00022; 20120524 21:50:48 (UT) GEO
# NOTE FLT VRI average 2456072.41011 +/- 0.00033; 20120524 21:50:34 (UT) GEO
# COND fine clear weather

. . .

New observation 6/4/2012

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 V 2012; V_34_90s (33/16); R_34_60s (34/16); I_34_90s (33/15); minimum P
# NOTE FLT V 2456072.40996 +/- 0.00033; 20120524 21:50:21 (UT) GEO
# NOTE FLT R 2456072.41010 +/- 0.00014; 20120524 21:50:33 (UT) GEO
# NOTE FLT I 2456072.41028 +/- 0.00022; 20120524 21:50:48 (UT) GEO
# NOTE FLT VRI average 2456072.41011 +/- 0.00033; 20120524 21:50:34 (UT) GEO
# COND fine clear weather

. . .

New observation 6/4/2012

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 V 2012; V_34_90s (33/16); R_34_60s (34/16); I_34_90s (33/15); minimum P
# NOTE FLT V 2456072.40996 +/- 0.00033; 20120524 21:50:21 (UT) GEO
# NOTE FLT R 2456072.41010 +/- 0.00014; 20120524 21:50:33 (UT) GEO
# NOTE FLT I 2456072.41028 +/- 0.00022; 20120524 21:50:48 (UT) GEO
# NOTE FLT VRI average 2456072.41011 +/- 0.00033; 20120524 21:50:34 (UT) GEO
# COND fine clear weather

. . .

New minimum 6/4/2012

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 V 2012; V_34_90s (33/16); R_34_60s (34/16); I_34_90s (33/15); minimum P
# NOTE FLT V 2456072.40996 +/- 0.00033; 20120524 21:50:21 (UT) GEO
# NOTE FLT R 2456072.41010 +/- 0.00014; 20120524 21:50:33 (UT) GEO
# NOTE FLT I 2456072.41028 +/- 0.00022; 20120524 21:50:48 (UT) GEO
# NOTE FLT VRI average 2456072.41011 +/- 0.00033; 20120524 21:50:34 (UT) GEO
# COND fine clear weather

. . .

New minimum 10/26/2011

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 IX 2011; V_34_90s (34/13); R_34_60s (34/13); I_34_90s (34/13); minimum P
# NOTE FLT V 2455829.59282 +/- 0.00031; 20110925 02:13:40 (UT) GEO
# NOTE FLT R 2455829.59273 +/- 0.00018; 20110925 02:13:32 (UT) GEO
# NOTE FLT I 2455829.59304 +/- 0.00028; 20110925 02:13:59 (UT) GEO
# NOTE FLT VRI average 2455829.59286 +/- 0.00031; 20110925 02:13:43 (UT) GEO
# COND very fine clear weather

. . .

New observation 10/26/2011

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 IX 2011; V_34_90s (34/13); R_34_60s (34/13); I_34_90s (34/13); minimum P
# NOTE FLT V 2455829.59282 +/- 0.00031; 20110925 02:13:40 (UT) GEO
# NOTE FLT R 2455829.59273 +/- 0.00018; 20110925 02:13:32 (UT) GEO
# NOTE FLT I 2455829.59304 +/- 0.00028; 20110925 02:13:59 (UT) GEO
# NOTE FLT VRI average 2455829.59286 +/- 0.00031; 20110925 02:13:43 (UT) GEO
# COND very fine clear weather

. . .

New minimum 10/26/2011

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 IX 2011; V_34_90s (34/13); R_34_60s (34/13); I_34_90s (34/13); minimum P
# NOTE FLT V 2455829.59282 +/- 0.00031; 20110925 02:13:40 (UT) GEO
# NOTE FLT R 2455829.59273 +/- 0.00018; 20110925 02:13:32 (UT) GEO
# NOTE FLT I 2455829.59304 +/- 0.00028; 20110925 02:13:59 (UT) GEO
# NOTE FLT VRI average 2455829.59286 +/- 0.00031; 20110925 02:13:43 (UT) GEO
# COND very fine clear weather

. . .

New observation 10/26/2011

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 IX 2011; V_34_90s (34/13); R_34_60s (34/13); I_34_90s (34/13); minimum P
# NOTE FLT V 2455829.59282 +/- 0.00031; 20110925 02:13:40 (UT) GEO
# NOTE FLT R 2455829.59273 +/- 0.00018; 20110925 02:13:32 (UT) GEO
# NOTE FLT I 2455829.59304 +/- 0.00028; 20110925 02:13:59 (UT) GEO
# NOTE FLT VRI average 2455829.59286 +/- 0.00031; 20110925 02:13:43 (UT) GEO
# COND very fine clear weather

. . .

New observation 10/26/2011

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 IX 2011; V_34_90s (34/13); R_34_60s (34/13); I_34_90s (34/13); minimum P
# NOTE FLT V 2455829.59282 +/- 0.00031; 20110925 02:13:40 (UT) GEO
# NOTE FLT R 2455829.59273 +/- 0.00018; 20110925 02:13:32 (UT) GEO
# NOTE FLT I 2455829.59304 +/- 0.00028; 20110925 02:13:59 (UT) GEO
# NOTE FLT VRI average 2455829.59286 +/- 0.00031; 20110925 02:13:43 (UT) GEO
# COND very fine clear weather

. . .

New minimum 10/26/2011

GI Cep

Martin Lehky, Hradec Králové, CZ (MPC 048)

0.40-m f/5 + CCD G2-1600 + BVRI

0.40-m f/5 + CCD G2-1600 + BVRI
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 24/25 IX 2011; V_34_90s (34/13); R_34_60s (34/13); I_34_90s (34/13); minimum P
# NOTE FLT V 2455829.59282 +/- 0.00031; 20110925 02:13:40 (UT) GEO
# NOTE FLT R 2455829.59273 +/- 0.00018; 20110925 02:13:32 (UT) GEO
# NOTE FLT I 2455829.59304 +/- 0.00028; 20110925 02:13:59 (UT) GEO
# NOTE FLT VRI average 2455829.59286 +/- 0.00031; 20110925 02:13:43 (UT) GEO
# COND very fine clear weather

. . .

New minimum 8/2/2010

GI Cep

Martin Lehky, MPC 048 - Hradec Kralove

0.40-m f/5 + CCD ST7 + R

0.40-m f/5 + CCD ST7 + R
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.3750 1.037684 11.4-12.5p EA/KE (VSX 20100802)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 01/02 VIII 2010; R_160_60s (157/71); minimum P
# NOTE 2455410.37689 +/- 0.00011; 20100801 21:02:43 (UT) GEO
# COND clear weather

. . .

New observation 8/2/2010

GI Cep

Martin Lehky, MPC 048 - Hradec Kralove

0.40-m f/5 + CCD ST7 + R

. . .

New minimum 4/29/2010

GI Cep

Václav Přibík, Hinata-sou Zlín

Newton 254/1200, CCD G2-1600, EQ6

. . .

New minimum 9/20/2009

GI Cep

Hana Kučáková, HaP JP v Ostravě

Meade 12´´LX200GPS + SBIG ST8-XME

. . .

New observation 9/11/2009

GI Cep

Roman Ehrenberger, Polička

RL 96/400 + HX516 + R

RL 96/400 + HX516 + R
prim.2455052,38204 +-0,00037 2009-08-08 21:10:08

. . .

New minimum 9/11/2009

GI Cep

Roman Ehrenberger, Polička

RL 96/400 + HX516 + R

. . .

New observation 9/1/2009

GI Cep

Martin Lehky, MPC 048 - Hradec Kralove

0.40-m f/5 + CCD ST7 + R

0.40-m f/5 + CCD ST7 + R
# NAME GI Cep
# VAR 21:29:29.95 +65:14:21.1 2436875.355 1.03768 11.4-12.5 EA (O-C gateway 20090809)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 08/09 VIII 2009; R_120_60s (114/63); minimum P
# NOTE 2455052.38080 +/- 0.00008; 20090808 21:08:21 (UT) GEO
# COND clear weather; full moon period

. . .

New minimum 8/9/2009

GI Cep

Martin Lehky, MPC 048 - Hradec Kralove

0.40-m f/5 + CCD ST7 + R

. . .

New observation 8/9/2009

GI Cep

Trnka J., Městská hvězdárna Slaný

Newton 200/1000, ST-9E

Newton 200/1000, ST-9E
TminHJD = 2455052.38201

. . .

New minimum 8/9/2009

GI Cep

Trnka J., Městská hvězdárna Slaný

Newton 200/1000, ST-9E

. . .

New observation 6/18/2009

GI Cep

Václav Přibík, Hinata-sou Zlín

Newton 254/1200, CCD G2-1600, EQ6

Newton 254/1200, CCD G2-1600, EQ6
TminHJD = 2455000.4981

. . .

New observation 12/20/2008

GI Cep

Martin Lehky, MPC 048 - Hradec Kralove

0.40-m f/5 + CCD ST7 + R

0.40-m f/5 + CCD ST7 + R
# NAME GI Cep
# VAR 21:29:29.0 +65:14:21 2452908.5687 1.03768317 11.4-12.5 (BRKA 2005)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.18 + AVE 2.51
# NOTE 19/20 IX 2007; R_225_60s (204/145); minimum P
# NOTE 2454363.37223 +/- 0.00007; 20070919 20:56:01 (UT) GEO
# COND clear weather

. . .

New minimum 12/20/2008

GI Cep

Martin Lehky, MPC 048 - Hradec Kralove

0.40-m f/5 + CCD ST7 + R

. . .

New minimum 12/13/2008

GI Cep

Martin Lehky, MPC 048 - Hradec Kralove

0.40-m f/5 + CCD ST7 + R

0.40-m f/5 + CCD ST7 + R
# NAME GI Cep
# VAR 21:29:29.0 +65:14:21 2452908.5687 1.03768317 11.4-12.5 (BRKA 2005)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD ST7)
# FLT R
# RED CMunipack + AVE 2.51
# NOTE 07/08 IX 2005; R_79_90s (78/65); decline and minimum P
# NOTE 2453621.44263 +/- 0.00039; 20050907 22:37:23 (UT) GEO
# COND clear weather

. . .

New observation 12/13/2008

GI Cep

Martin Lehky, MPC 048 - Hradec Kralove

0.40-m f/5 + CCD ST7 + R

0.40-m f/5 + CCD ST7 + R
# NAME GI Cep
# VAR 21:29:29.0 +65:14:21 2452908.5687 1.03768317 11.4-12.5 (BRKA 2005)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD ST7)
# FLT R
# RED CMunipack + AVE 2.51
# NOTE 07/08 IX 2005; R_79_90s (78/65); decline and minimum P
# NOTE 2453621.44263 +/- 0.00039; 20050907 22:37:23 (UT) GEO
# COND clear weather

. . .

New observation 12/13/2008

GI Cep

Martin Lehky, MPC 048 - Hradec Kralove

0.40-m f/5 + CCD ST7 + R

0.40-m f/5 + CCD ST7 + R
# NAME GI Cep
# VAR 21:29:29.0 +65:14:21 2452908.5687 1.03768317 11.4-12.5 (BRKA 2005)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD ST7)
# FLT R
# RED CMunipack + AVE 2.51
# NOTE 06/07 IX 2005; R_51_90s (51); rise
# COND fine clear weather

. . .

New star 6/1/1996

GI Cep

admin

RA: 21h 29m 28.95s, DE: +65° 14' 21.10", MAG (max): 11.400 (P)

. . .