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[vsnet-obs 19768] New Takamizawa variable (TmzV272)

New Takamizawa variable (TmzV272)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV272).

TmzV272
06h27m01s.2 -04o35'44" (2000.0), Takamizawa's position
(no likely USNO counterpart)

= IRAS06245-0433 062432.5 -043351 (1950.0)
    F12=1.20  F25=0.36  F60=0.40L F100=1.00L
    VAR= 5 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
= 062700.8 -043543 (2000.0) IRAS06245-0433 1.184 0.355 0.400L 1.012L 5%
= 062700.8 -043543 (2000.0) SSC06245-0433 1.184 0.355 0.400L 1.012L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 14.3-<15.3p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV272        940331.485  150p  Tmz.VSOLJ
TmzV272        941127.622  <153p  Tmz.VSOLJ
TmzV272        950203.519  150p  Tmz.VSOLJ
TmzV272        950219.449  152p  Tmz.VSOLJ
TmzV272        950927.771  <153p  Tmz.VSOLJ
TmzV272        951021.757  152p  Tmz.VSOLJ
TmzV272        951219.605  151p  Tmz.VSOLJ
TmzV272        961016.753  148p  Tmz.VSOLJ
TmzV272        961206.602  147p  Tmz.VSOLJ
TmzV272        970901.800  <145p  Tmz.VSOLJ
TmzV272        971103.751  145p  Tmz.VSOLJ
TmzV272        971221.572  143p  Tmz.VSOLJ
TmzV272        980823.774  <144p  Tmz.VSOLJ
TmzV272        990206.492  143p  Tmz.VSOLJ

Observer's code:
  Tmz: K.Takamizawa (Saku-machi,Nagano,Japan)
       Inst.: 10cmR F4 twin patrol cameras  T-Max400 120
       Comparison stars mag.:GSC

Relayed from Kesao Takamizawa <GHA07243@nifty.ne.jp>

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