[vsnet-obs 18460] New Haseda variable (HadV06)

[Taichi Kato <tkato>]

New Haseda variable (HadV06)

   Katsumi Haseda (Aichi, Japan) reports the discovery of a new variable
star (HadV06).

HadV06
= GSC5486.437 094210.05 -140916.6 (2000.0) 13.44 0
= USNO0750.07009875 094210.050 -140916.68 (2000.0)  9.5 11.8
= IRAS09397-1355 093945.5 -135533 (1950.0)
    F12=1.00  F25=0.44  F60=0.40L F100=1.00L
    VAR=18 LRS=-1
 possibly II: variable star with 'young' O-rich 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
= 094209.6 -140916 (2000.0) IRAS09397-1355 0.976 0.451 0.400L 1.012L 18%
= 094209.6 -140916 (2000.0) SSC09397-1355 0.976 0.451 0.400L 1.012L
= 094209.6 -140917 (2000.0) LMS131 M6 >13.5
= 094210.9 -140922 (2000.0) FSC09397-1355 0.937 0.404 0.151L 0.716L
= 094212.0 -140900 (2000.0) M6III(Buscombe) V=8.2 - -

  HadV06: SR or M range 11.7-(13.0p

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
HadV06         981003.801  <130p  Had.VSOLJ
HadV06         981115.792  117p  Had.VSOLJ
HadV06         981125.806  117p  Had.VSOLJ
HadV06         981216.792  123p  Had.VSOLJ
HadV06         981219.774  123p  Had.VSOLJ

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

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