[vsnet-obs 86682] VS observations by Oga (Feb 4)

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

PEP magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag      code
ORIalpha       20180204.515   -2.28Ij  Oga.VSOLJ
ORIalpha       20180204.519   -1.08Rj  Oga.VSOLJ
ORIalpha       20180204.526   0.47V    Oga.VSOLJ
ORIalpha       20180204.534   2.28B    Oga.VSOLJ
ORIalpha       20180204.543   3.40U    Oga.VSOLJ

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