[vsnet-ecl 11217] V1400 Tau observations by H.Itoh (30/Jan/2026)

14 Mar 2026


      object           YYMMDD(UT)         mag    code
TAUV1400        20260130.46627    12.486B  Ioh.VSOLJ
TAUV1400        20260130.46770    12.461B  Ioh.VSOLJ
TAUV1400        20260130.47196    12.473B  Ioh.VSOLJ
TAUV1400        20260130.47338    12.471B  Ioh.VSOLJ
TAUV1400        20260130.47480    12.413B  Ioh.VSOLJ
TAUV1400        20260130.47622    12.425B  Ioh.VSOLJ
TAUV1400        20260130.47764    12.415B  Ioh.VSOLJ
TAUV1400        20260130.48047    12.374B  Ioh.VSOLJ
TAUV1400        20260130.48190    12.413B  Ioh.VSOLJ
TAUV1400        20260130.48332    12.451B  Ioh.VSOLJ
TAUV1400        20260130.48475    12.394B  Ioh.VSOLJ
TAUV1400        20260130.48616    12.400B  Ioh.VSOLJ
TAUV1400        20260130.48758    12.461B  Ioh.VSOLJ
TAUV1400        20260130.48900    12.464B  Ioh.VSOLJ
TAUV1400        20260130.49042    12.414B  Ioh.VSOLJ
TAUV1400        20260130.49184    12.443B  Ioh.VSOLJ
TAUV1400        20260130.49326    12.424B  Ioh.VSOLJ
TAUV1400        20260130.49468    12.432B  Ioh.VSOLJ
TAUV1400        20260130.49610    12.405B  Ioh.VSOLJ
TAUV1400        20260130.49752    12.407B  Ioh.VSOLJ
TAUV1400        20260130.50036    12.425B  Ioh.VSOLJ
TAUV1400        20260130.50178    12.421B  Ioh.VSOLJ
TAUV1400        20260130.50462    12.441B  Ioh.VSOLJ
TAUV1400        20260130.50604    12.440B  Ioh.VSOLJ
TAUV1400        20260130.50747    12.470B  Ioh.VSOLJ
TAUV1400        20260130.50888    12.503B  Ioh.VSOLJ
TAUV1400        20260130.51030    12.496B  Ioh.VSOLJ
TAUV1400        20260130.53588    12.634B  Ioh.VSOLJ
TAUV1400        20260130.53730    12.622B  Ioh.VSOLJ
TAUV1400        20260130.53873    12.699B  Ioh.VSOLJ
TAUV1400        20260130.54015    12.655B  Ioh.VSOLJ
TAUV1400        20260130.54156    12.665B  Ioh.VSOLJ
TAUV1400        20260130.54299    12.632B  Ioh.VSOLJ
TAUV1400        20260130.54441    12.679B  Ioh.VSOLJ
TAUV1400        20260130.54583    12.716B  Ioh.VSOLJ
TAUV1400        20260130.54725    12.747B  Ioh.VSOLJ
TAUV1400        20260130.54867    12.795B  Ioh.VSOLJ
TAUV1400        20260130.55009    12.779B  Ioh.VSOLJ
TAUV1400        20260130.55150    12.765B  Ioh.VSOLJ
TAUV1400        20260130.55293    12.849B  Ioh.VSOLJ
TAUV1400        20260130.55435    12.868B  Ioh.VSOLJ
TAUV1400        20260130.55576    12.880B  Ioh.VSOLJ
TAUV1400        20260130.55719    12.914B  Ioh.VSOLJ
TAUV1400        20260130.55861    12.912B  Ioh.VSOLJ
TAUV1400        20260130.56287    13.004B  Ioh.VSOLJ
TAUV1400        20260130.56429    13.029B  Ioh.VSOLJ
TAUV1400        20260130.56571    13.005B  Ioh.VSOLJ
TAUV1400        20260130.56713    13.085B  Ioh.VSOLJ
TAUV1400        20260130.56855    13.077B  Ioh.VSOLJ
TAUV1400        20260130.56998    13.104B  Ioh.VSOLJ
TAUV1400        20260130.57139    13.089B  Ioh.VSOLJ
TAUV1400        20260130.57281    13.046B  Ioh.VSOLJ
TAUV1400        20260130.57424    13.022B  Ioh.VSOLJ
TAUV1400        20260130.57565    13.076B  Ioh.VSOLJ
TAUV1400        20260130.57707    13.033B  Ioh.VSOLJ
TAUV1400        20260130.57850    12.998B  Ioh.VSOLJ
TAUV1400        20260130.57991    13.033B  Ioh.VSOLJ
TAUV1400        20260130.58133    13.063B  Ioh.VSOLJ
TAUV1400        20260130.58275    12.961B  Ioh.VSOLJ
TAUV1400        20260130.58418    12.876B  Ioh.VSOLJ
TAUV1400        20260130.58559    12.931B  Ioh.VSOLJ
TAUV1400        20260130.58701    12.886B  Ioh.VSOLJ
TAUV1400        20260130.59270    12.769B  Ioh.VSOLJ
TAUV1400        20260130.59412    12.721B  Ioh.VSOLJ
TAUV1400        20260130.59696    12.664B  Ioh.VSOLJ
TAUV1400        20260130.59838    12.650B  Ioh.VSOLJ
TAUV1400        20260130.59979    12.656B  Ioh.VSOLJ
TAUV1400        20260130.60122    12.641B  Ioh.VSOLJ
TAUV1400        20260130.60264    12.565B  Ioh.VSOLJ
TAUV1400        20260130.60406    12.576B  Ioh.VSOLJ
TAUV1400        20260130.60547    12.552B  Ioh.VSOLJ
TAUV1400        20260130.60690    12.542B  Ioh.VSOLJ
TAUV1400        20260130.61116    12.472B  Ioh.VSOLJ
TAUV1400        20260130.61399    12.501B  Ioh.VSOLJ
TAUV1400        20260130.61542    12.503B  Ioh.VSOLJ
TAUV1400        20260130.61684    12.511B  Ioh.VSOLJ
TAUV1400        20260130.61826    12.470B  Ioh.VSOLJ
TAUV1400        20260130.62110    12.455B  Ioh.VSOLJ
TAUV1400        20260130.62252    12.442B  Ioh.VSOLJ
TAUV1400        20260130.62394    12.373B  Ioh.VSOLJ
TAUV1400        20260130.62678    12.328B  Ioh.VSOLJ
TAUV1400        20260130.46559    11.629V  Ioh.VSOLJ
TAUV1400        20260130.46700    11.642V  Ioh.VSOLJ
TAUV1400        20260130.47269    11.608V  Ioh.VSOLJ
TAUV1400        20260130.47411    11.610V  Ioh.VSOLJ
TAUV1400        20260130.47552    11.607V  Ioh.VSOLJ
TAUV1400        20260130.47694    11.616V  Ioh.VSOLJ
TAUV1400        20260130.47837    11.593V  Ioh.VSOLJ
TAUV1400        20260130.47979    11.601V  Ioh.VSOLJ
TAUV1400        20260130.48120    11.612V  Ioh.VSOLJ
TAUV1400        20260130.48263    11.592V  Ioh.VSOLJ
TAUV1400        20260130.48405    11.584V  Ioh.VSOLJ
TAUV1400        20260130.48546    11.592V  Ioh.VSOLJ
TAUV1400        20260130.48831    11.567V  Ioh.VSOLJ
TAUV1400        20260130.48972    11.579V  Ioh.VSOLJ
TAUV1400        20260130.49115    11.579V  Ioh.VSOLJ
TAUV1400        20260130.49257    11.575V  Ioh.VSOLJ
TAUV1400        20260130.49399    11.581V  Ioh.VSOLJ
TAUV1400        20260130.49541    11.577V  Ioh.VSOLJ
TAUV1400        20260130.49683    11.594V  Ioh.VSOLJ
TAUV1400        20260130.49825    11.579V  Ioh.VSOLJ
TAUV1400        20260130.50109    11.604V  Ioh.VSOLJ
TAUV1400        20260130.50251    11.582V  Ioh.VSOLJ
TAUV1400        20260130.50392    11.593V  Ioh.VSOLJ
TAUV1400        20260130.50535    11.581V  Ioh.VSOLJ
TAUV1400        20260130.50677    11.603V  Ioh.VSOLJ
TAUV1400        20260130.50819    11.635V  Ioh.VSOLJ
TAUV1400        20260130.51103    11.624V  Ioh.VSOLJ
TAUV1400        20260130.53519    11.767V  Ioh.VSOLJ
TAUV1400        20260130.53661    11.777V  Ioh.VSOLJ
TAUV1400        20260130.53803    11.760V  Ioh.VSOLJ
TAUV1400        20260130.53946    11.785V  Ioh.VSOLJ
TAUV1400        20260130.54229    11.819V  Ioh.VSOLJ
TAUV1400        20260130.54372    11.843V  Ioh.VSOLJ
TAUV1400        20260130.54514    11.843V  Ioh.VSOLJ
TAUV1400        20260130.54655    11.887V  Ioh.VSOLJ
TAUV1400        20260130.54797    11.880V  Ioh.VSOLJ
TAUV1400        20260130.54940    11.899V  Ioh.VSOLJ
TAUV1400        20260130.55082    11.935V  Ioh.VSOLJ
TAUV1400        20260130.55223    11.942V  Ioh.VSOLJ
TAUV1400        20260130.55366    11.945V  Ioh.VSOLJ
TAUV1400        20260130.55508    11.997V  Ioh.VSOLJ
TAUV1400        20260130.55649    12.031V  Ioh.VSOLJ
TAUV1400        20260130.55792    12.018V  Ioh.VSOLJ
TAUV1400        20260130.55934    12.074V  Ioh.VSOLJ
TAUV1400        20260130.56218    12.104V  Ioh.VSOLJ
TAUV1400        20260130.56360    12.139V  Ioh.VSOLJ
TAUV1400        20260130.56502    12.136V  Ioh.VSOLJ
TAUV1400        20260130.56644    12.181V  Ioh.VSOLJ
TAUV1400        20260130.56786    12.149V  Ioh.VSOLJ
TAUV1400        20260130.56928    12.195V  Ioh.VSOLJ
TAUV1400        20260130.57069    12.180V  Ioh.VSOLJ
TAUV1400        20260130.57212    12.181V  Ioh.VSOLJ
TAUV1400        20260130.57354    12.165V  Ioh.VSOLJ
TAUV1400        20260130.57495    12.165V  Ioh.VSOLJ
TAUV1400        20260130.57638    12.173V  Ioh.VSOLJ
TAUV1400        20260130.57780    12.168V  Ioh.VSOLJ
TAUV1400        20260130.57922    12.155V  Ioh.VSOLJ
TAUV1400        20260130.58064    12.151V  Ioh.VSOLJ
TAUV1400        20260130.58206    12.100V  Ioh.VSOLJ
TAUV1400        20260130.58348    12.146V  Ioh.VSOLJ
TAUV1400        20260130.58490    12.084V  Ioh.VSOLJ
TAUV1400        20260130.58632    12.076V  Ioh.VSOLJ
TAUV1400        20260130.59200    11.937V  Ioh.VSOLJ
TAUV1400        20260130.59343    11.898V  Ioh.VSOLJ
TAUV1400        20260130.59626    11.836V  Ioh.VSOLJ
TAUV1400        20260130.59769    11.873V  Ioh.VSOLJ
TAUV1400        20260130.59911    11.828V  Ioh.VSOLJ
TAUV1400        20260130.60052    11.827V  Ioh.VSOLJ
TAUV1400        20260130.60194    11.781V  Ioh.VSOLJ
TAUV1400        20260130.60337    11.815V  Ioh.VSOLJ
TAUV1400        20260130.60478    11.765V  Ioh.VSOLJ
TAUV1400        20260130.60620    11.710V  Ioh.VSOLJ
TAUV1400        20260130.61046    11.692V  Ioh.VSOLJ
TAUV1400        20260130.61331    11.696V  Ioh.VSOLJ
TAUV1400        20260130.61472    11.654V  Ioh.VSOLJ
TAUV1400        20260130.61615    11.664V  Ioh.VSOLJ
TAUV1400        20260130.61757    11.628V  Ioh.VSOLJ
TAUV1400        20260130.62041    11.611V  Ioh.VSOLJ
TAUV1400        20260130.62183    11.584V  Ioh.VSOLJ
TAUV1400        20260130.62325    11.577V  Ioh.VSOLJ
TAUV1400        20260130.62609    11.587V  Ioh.VSOLJ
TAUV1400        20260130.62751    11.601V  Ioh.VSOLJ
TAUV1400        20260130.62894    11.576V  Ioh.VSOLJ
TAUV1400        20260130.63035    11.567V  Ioh.VSOLJ
TAUV1400        20260130.63177    11.543V  Ioh.VSOLJ
TAUV1400        20260130.63319    11.583V  Ioh.VSOLJ
TAUV1400        20260130.63462    11.514V  Ioh.VSOLJ
TAUV1400        20260130.63603    11.560V  Ioh.VSOLJ
TAUV1400        20260130.63745    11.528V  Ioh.VSOLJ
TAUV1400        20260130.63888    11.576V  Ioh.VSOLJ
TAUV1400        20260130.64030    11.550V  Ioh.VSOLJ
TAUV1400        20260130.64172    11.521V  Ioh.VSOLJ
TAUV1400        20260130.64314    11.515V  Ioh.VSOLJ
TAUV1400        20260130.64456    11.529V  Ioh.VSOLJ
TAUV1400        20260130.64598    11.535V  Ioh.VSOLJ
TAUV1400        20260130.64882    11.512V  Ioh.VSOLJ

Comparison: BSM 71.841607 23.177098 V=9.338 B=10.506  (B-V=1.168)
Check: APASS 71.867233 23.143293 V=12.282  (B-V=0.732)
Observer: H. Itoh (Tokyo, Japan)
Instruments:20SC+ATIK383L+ (B,V filter) Temp -15 degree Celsius
Exposure: B:70sec,V:40sec
Imaging: MaxIm DL Ver.5 binning3*3
Photometry: Muniwin Ver.2.1.36,  Standard system VBA
Aperture radius B:5.3pixel, V:7.1pixel

minI TAUV1400 2461071.0744 0.0004 Hel Ioh.VSOLJ n=81 B (calculated by Nagai)
minI TAUV1400 2461071.0754 0.0003 Hel Ioh.VSOLJ n=96 V (calculated by Nagai)

V1400 Tau JD(hel)=2461071.0744 C=2461071.0909 E=23618 O-C=-0.0165 B
V1400 Tau JD(hel)=2461071.0754 C=2461071.0909 E=23618 O-C=-0.0155 V

min=2453601.922+0.316249xE (GCVS5.1 24-Nov-2024)


             - 30/Jan/2026 V1400 Tau (By H.Itoh) -
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   11         12         13         14         15         16  (UT)

K.Nagai

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participants (1)