[vsnet-newvar 996] New Haseda variable (HadV96)

[Taichi Kato <tkato>]

New Haseda variable (HadV96)

   Katsumi Haseda (Aichi, Japan) reports the discovery of a new variable
star (HadV96).

HadV96
= GSC7352.1203 162118.24 -341922.1 (2000.0) 13.57 0
= USNO0525.18631235 162118.225 -341922.50 (2000.0) 10.1 13.0
= 2MASS 162118.304 -341921.89 (2000.0)  7.080  6.175  5.605
= IRAS16180-3412 161803.8 -341220 (1950.0)
    F12=1.00  F25=0.33  F60=0.44L F100=3.63L
    VAR=78 LRS=-1
 possibly I: oxygen-rich non-variable star without circumstellar shell
 or VII: variable star with more evolved C-rich circumstellar shell
 or VIa: non-variable star with relatively cold dust at large
      distance, may be carbon-rich
= 162118.7 -341924 (2000.0) IRAS16180-3412 0.984 0.344 0.436L 3.683L 78%
= 162118.7 -341924 (2000.0) SSC16180-3412 0.984 0.344 0.436L 3.683L

  HadV96  SR:/M:  12.6-(14.5p

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
HadV96         19960318.762  <145p  Had.VSOLJ
HadV96         19970416.764  126p  Had.VSOLJ
HadV96         19970606.642  141p  Had.VSOLJ
HadV96         19990213.792  <138p  Had.VSOLJ
HadV96         19990609.599  129p  Had.VSOLJ
HadV96         19990710.549  131p  Had.VSOLJ
HadV96         20000209.844  147p  Had.VSOLJ
HadV96         20010202.849  139p  Had.VSOLJ
HadV96         20010713.558  <145p  Had.VSOLJ

Observer's code:
  Had: K. Haseda (Aichi, Japan)
       Instruments: 10cm F4.0 twin patrol camera +T-Max400(120)

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