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[vsnet-alert 461] new variable star by Takamizawa



    Kesao Takamizawa (Nagano, Japan) reports his discovery of a new
large-amplitude variable star located at 22h 31m 14s.66 +06o 22' 49".0
(J2000.0).  His photographic magnitude estimates:

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
J223114+0622   940506.738  <155P Tmz.VSOLJ
J223114+0622   940516.745  <155P Tmz.VSOLJ
J223114+0622   940705.644  153P  Tmz.VSOLJ
J223114+0622   940810.682  121P  Tmz.VSOLJ
J223114+0622   940904.545  115P  Tmz.VSOLJ
J223114+0622   940930.615  120P  Tmz.VSOLJ
J223114+0622   941027.547  135P  Tmz.VSOLJ
J223114+0622   941124.488  <150P Tmz.VSOLJ
J223114+0622   941221.435  <150P Tmz.VSOLJ
J223114+0622   950426.769  119P  Tmz.VSOLJ
J223114+0622   950820.599  <154P Tmz.VSOLJ
J223114+0622   960712.674  121P  Tmz.VSOLJ

    The object coincides with a 13.0-mag GSC star.  The light variation
suggests a Mira-type variable star with a period of ~7 months,
although there is no corresponding object in the IRAS PSC (out of the
scan area?).

    Follow-up observations are encouraged during the present bright
phase.

Regards,
Taichi Kato

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