[vsnet-obs 90921] VS observations by Oga (Dec 31)

[Hiroyuki Maehara mira@cetus-net.org via vsnet-obs]

Variable Star Observations by VSOLJ members

object         YYYYMMDD(UT)   mag      code
ORIalpha       20191231.490   -1.97Ij  Oga.VSOLJ
ORIalpha       20191231.491   -0.46Rj  Oga.VSOLJ
ORIalpha       20191231.492   1.31V    Oga.VSOLJ
ORIalpha       20191231.494   2.98B    Oga.VSOLJ
ORIalpha       20191231.499   3.91U    Oga.VSOLJ

Observer: Yojiro Ogane (Tokyo, Japan)
Instruments: 30cmC + silicon photodiode photometer + Johnson UBVRI filter