[vsnet-newvar 924] New Haseda variable (HadV91)

[Taichi Kato <tkato>]

New Haseda variable (HadV91)

   Katsumi Haseda (Aichi, Japan) reports the discovery of a new variable
star (HadV91).

HadV91
= GSC6235.830 173105.46 -160257.3 (2000.0) 12.00 6 N
= GSC6235.830 173105.51 -160256.5 (2000.0) 13.52 0 N
= USNO0675.13253923 173105.499 -160257.05 (2000.0) 10.9 14.2
= 2MASS 173105.393 -160258.41 (2000.0)  6.924  5.927  5.393
= 2MASS 173105.784 -160254.95 (2000.0) 10.170  9.373  8.923
= IRAS17282-1600 172812.7 -160046 (1950.0)
    F12=2.29  F25=1.20  F60=0.40L F100=2.09L
    VAR=39 LRS=-1
possibly IIIa: variable star with more evolved O-rich c.s. shell
or VII: variable star with more evolved C-rich circumstellar shell
173105.4 -160258 (2000.0) IRAS17282-1600 2.359 1.255 0.406L 2.134L 39%
173105.4 -160258 (2000.0) SSC17282-1600 2.359 1.255 0.406L 2.134L

  HadV91  SR:  11.7-13.1p

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
HadV91         19990216.830  117p  Had.VSOLJ
HadV91         19990323.776  121p  Had.VSOLJ
HadV91         20000822.495  119p  Had.VSOLJ
HadV91         20010202.856  121p  Had.VSOLJ
HadV91         20010226.807  119p  Had.VSOLJ
HadV91         20010326.782  121p  Had.VSOLJ
HadV91         20010331.790  125p  Had.VSOLJ
HadV91         20010422.759  125p  Had.VSOLJ
HadV91         20010512.583  130p  Had.VSOLJ
HadV91         20010517.639  130p  Had.VSOLJ
HadV91         20010528.620  131p  Had.VSOLJ

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

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