[vsnet-obs 74077] V409 Oph observations by Ymo (Aug 25 - Nov 16)

[Hiroyuki Maehara]

DSLR magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag      code
OPHV409        20120825.574 <11.32cG  Ymo.VSOLJ
OPHV409        20120926.447 11.08cG  Ymo.VSOLJ
OPHV409        20121015.396 9.80cG   Ymo.VSOLJ
OPHV409        20121021.433 9.93cG   Ymo.VSOLJ
OPHV409        20121025.408 9.51cG   Ymo.VSOLJ
OPHV409        20121029.394 9.57cG   Ymo.VSOLJ
OPHV409        20121031.428 9.74cG   Ymo.VSOLJ
OPHV409        20121102.394 9.87cG   Ymo.VSOLJ
OPHV409        20121116.388 10.12cG  Ymo.VSOLJ

Observer: M. Yamamoto (Aichi, Japan)
Instruments: f=135mm lens + CANON EOS
(measured from G-channel images; magnitude references: Tycho V mag)