Recent

New minimum 1/20/2025

WY Tau

Milan Uhlar, JIRNY, 1/19/2025

QHY294, LNS200, OAT

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New observation 1/20/2025

WY Tau

Milan Uhlar, JIRNY, 1/19/2025

QHY294, LNS200, OAT

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New minimum 10/7/2023

WY Tau

M. Magris, Trieste, Italy

NWT, 200/800 + QHY294 Mono + Coma corrector

NWT, 200/800 + QHY294 Mono + Coma corrector
----- EBFit result: -----
Tmin = 2460224.55837
Error (1 sigma): +0.00011/-0.00012 (Bootstrapping), +0.00004/-0.00004 (Prayer bead), +0.00010/-0.00010 (LSM)
Error (95% CI): +0.00024/-0.00025 (Bootstrapping), +0.00009/-0.00008 (Prayer bead)
LSM: chi^2 = 268.5, n_freedom = 194

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New minimum 3/7/2022

WY Tau

Aleh Biheza, Home

Meade 6000 REF 80/480 + SBIG STF-8300M

Meade 6000 REF 80/480 + SBIG STF-8300M
----- EBFit result: -----
Tmin = 2459638.48417
Error (1 sigma): +0.00041/-0.00043 (Bootstrapping), +0.00031/-0.00023 (Prayer bead), +0.00079/-0.00079 (LSM)
Error (95% CI): +0.00083/-0.00090 (Bootstrapping), +0.00054/-0.00053 (Prayer bead)
LSM: chi^2 = 24.2, n_freedom = 83

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New minimum 10/18/2019

WY Tau

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 = 2458521.40580
Error (1 sigma): +0.00016/-0.00016 (Bootstrapping), +0.00012/-0.00008 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI): +0.00032/-0.00032 (Bootstrapping), +0.00016/-0.00027 (Prayer bead)
LSM: chi^2 = 797.3, n_freedom = 153

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New minimum 3/29/2019

WY Tau

CCD Sekce Štefánikova hvězdárna, Štefánik observatory, Prague

Bresser NWT 200/1000 + DSLR Canon 40D

Bresser NWT 200/1000 + DSLR Canon 40D
D2_C8_60.400_C

Jasno, Měsíc 1 den po úplňku

Snímky pořízeny fotoaparátem otočeným o 180°

----- EBFit result: -----
Tmin = 2458564.36014
Error (1 sigma): +0.00041/-0.00032 (Bootstrapping), +0.00023/-0.00014 (Prayer bead), +0.00019/-0.00019 (LSM)
Error (95% CI): +0.00074/-0.00059 (Bootstrapping), +0.00037/-0.00025 (Prayer bead)
LSM: chi^2 = 185.7, n_freedom = 72

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New observation 1/3/2018

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + Rc

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New minimum 1/3/2018

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + Rc

EQ6 + 0.25-m f/4 + CCD ST7 + Rc
# NAME WY Tau
# VAR 05:56:26.13 +26:18:40.3 2437402.258 0.6927584 11.14-11.73V EW/KE (VSX 20171213)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT Rc
# RED CMunipack 1.1.26 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 07/08 XII 2017; Rc_146_60s (127/53); 2.6h; minimum S
# NOTE 2458095.35682 +/- 0.00017; 20171207 20:33:49 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2458095.35682
Error (1 sigma): +0.00026/-0.00024 (Bootstrapping), +0.00058/-0.00074 (Prayer bead), +0.00017/-0.00017 (LSM)
Error (95% CI): +0.00051/-0.00051 (Bootstrapping), +0.00098/-0.00085 (Prayer bead)
LSM: chi^2 = 254.8, n_freedom = 122

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New observation 3/14/2017

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + C

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New minimum 3/14/2017

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + C

EQ6 + 0.25-m f/4 + CCD ST7 + C
# NAME WY Tau
# VAR 05:56:26.13 +26:18:40.3 2437402.2580 0.6927584 11.14-11.73V EW/KE (VSX 20110223)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT C
# RED CMunipack 1.1.26 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 20/21 XII 2016; C_133_60s (125/61); 2.2h; minimum S
# NOTE 2457743.43407 +/- 0.00012; 20161220 22:25:04 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2457743.43407
Error (1 sigma): +0.00015/-0.00013 (Bootstrapping), +0.00009/-0.00007 (Prayer bead), +0.00012/-0.00012 (LSM)
Error (95% CI): +0.00029/-0.00026 (Bootstrapping), +0.00014/-0.00011 (Prayer bead)
LSM: chi^2 = 181.0, n_freedom = 120

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New minimum 10/10/2016

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + Rc

EQ6 + 0.25-m f/4 + CCD ST7 + Rc
# NAME WY Tau
# VAR 05:56:26.13 +26:18:40.3 2437402.2580 0.6927584 11.14-11.73V EW/KE (VSX 20110223)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT Rc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 08/09 IX 2016; R_80_60s (79/18); 1.4h; minimum P
# NOTE 2457640.56523 +/- 0.00026; 20160909 01:33:56 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2457640.56521
Error (1 sigma): +0.00033/-0.00055 (Bootstrapping), +0.00064/-0.00096 (Prayer bead), +0.00026/-0.00026 (LSM)
Error (95% CI): +0.00075/-0.00096 (Bootstrapping), +0.00106/-0.00203 (Prayer bead)
LSM: chi^2 = 158.6, n_freedom = 74

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New observation 10/10/2016

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + Rc

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New minimum 3/20/2016

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + Rc

EQ6 + 0.25-m f/4 + CCD ST7 + Rc
# NAME WY Tau
# VAR 05:56:26.13 +26:18:40.3 2437402.2580 0.6927584 11.14-11.73V EW/KE (VSX 20110223)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT Rc
# RED CMunipack 1.1.26 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 17/18 III 2016; R_95_60s (95/49); 1.7h; minimum P
# NOTE 2457465.29598 +/- 0.00018; 20160317 19:06:13 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2457465.29598
Error (1 sigma): +0.00017/-0.00017 (Bootstrapping), +0.00007/-0.00006 (Prayer bead), +0.00018/-0.00018 (LSM)
Error (95% CI): +0.00032/-0.00034 (Bootstrapping), +0.00011/-0.00011 (Prayer bead)
LSM: chi^2 = 79.5, n_freedom = 90

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New observation 3/20/2016

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + Rc

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New minimum 2/13/2015

WY Tau

M. Magris, Opicina, Trieste, IT

Schmidt-Newton 0.25m F/4, CCD MX 716

Schmidt-Newton 0.25m F/4, CCD MX 716

----- EBFit result: -----
Tmin = 2457066.26561
Error (1 sigma): +0.00019/-0.00022 (Bootstrapping), +0.00017/-0.00019 (Prayer bead), +0.00008/-0.00008 (LSM)
Error (95% CI): +0.00038/-0.00045 (Bootstrapping), +0.00029/-0.00030 (Prayer bead)
LSM: chi^2 = 692.4, n_freedom = 120

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New minimum 4/27/2014

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + R

EQ6 + 0.25-m f/4 + CCD ST7 + R
# NAME WY Tau
# VAR 05:56:26.13 +26:18:40.3 2437402.2580 0.6927584 11.14-11.73V EW/KE (VSX 20110223)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 14/15 III 2014; R_150_60s (135/74); 2.7h; minimum S
# NOTE 2456731.31642 +/- 0.00019; 20140314 19:35:39 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2456731.31616
Error (1 sigma): +0.00015/-0.00013 (Bootstrapping), +0.00010/-0.00011 (Prayer bead), +0.00014/-0.00014 (LSM)
Error (95% CI): +0.00031/-0.00028 (Bootstrapping), +0.00016/-0.00015 (Prayer bead)
LSM: chi^2 = 148.5, n_freedom = 127

. . .

New observation 4/27/2014

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + R

. . .

New minimum 4/27/2014

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + R

EQ6 + 0.25-m f/4 + CCD ST7 + R
# NAME WY Tau
# VAR 05:56:26.13 +26:18:40.3 2437402.2580 0.6927584 11.14-11.73V EW/KE (VSX 20110223)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 13/14 III 2014; R_100_60s (82/30); 1.8h; minimum P
# NOTE 2456730.27711 +/- 0.00010; 20140313 18:39:02 (UT) GEO
# COND fine clear weather

----- EBFit result: -----
Tmin = 2456730.27738
Error (1 sigma): +0.00017/-0.00017 (Bootstrapping), +0.00007/-0.00006 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00034/-0.00032 (Bootstrapping), +0.00012/-0.00014 (Prayer bead)
LSM: chi^2 = 122.7, n_freedom = 77

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New observation 4/27/2014

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + R

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New observation 3/13/2012

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + R

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New minimum 3/13/2012

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/4 + CCD ST7 + R

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New observation 4/4/2011

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/5 + CCD ST7 + R

EQ6 + 0.25-m f/5 + CCD ST7 + R
# NAME WY Tau
# VAR 05:56:26.13 +26:18:40.3 2437402.2580 0.6927584 11.14-11.73V EW/KE (VSX 20110223)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 22/23 II 2011; R_75_60s (73/34); minimum S
# NOTE 2455615.27764 +/- 0.00020; 20110222 18:39:48 (UT) GEO
# COND foggy weather

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New minimum 4/4/2011

WY Tau

Martin Lehky, MPC 048 - Hradec Kralove

EQ6 + 0.25-m f/5 + CCD ST7 + R

. . .

New minimum 4/4/2011

WY Tau

Martin Lehky, MPC 048 - Hradec Kralove

EQ6 + 0.25-m f/5 + CCD ST7 + R

EQ6 + 0.25-m f/5 + CCD ST7 + R
# NAME WY Tau
# VAR 05:56:26.13 +26:18:40.3 2437402.2580 0.6927584 11.14-11.73V EW/KE (VSX 20110223)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 04/05 III 2011; R_150_60s (146/86); minimum P
# NOTE 2455625.32386 +/- 0.00013; 20110304 19:46:22 (UT) GEO
# COND clear weather

. . .

New observation 4/4/2011

WY Tau

Martin Lehky, Hradec Králové, CZ (MPC 048)

EQ6 + 0.25-m f/5 + CCD ST7 + R

EQ6 + 0.25-m f/5 + CCD ST7 + R
# NAME WY Tau
# VAR 05:56:26.13 +26:18:40.3 2437402.2580 0.6927584 11.14-11.73V EW/KE (VSX 20110223)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT R
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 04/05 III 2011; R_150_60s (146/86); minimum P
# NOTE 2455625.32386 +/- 0.00013; 20110304 19:46:22 (UT) GEO
# COND clear weather

. . .

New star 6/1/1996

WY Tau

admin

RA: 89.1083333250, DE: 26.3111111110, MAG (max): 11.140 (V), EW

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