[vsnet-obs 19786] New Takamizawa variable (TmzV283)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV283)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV283).

TmzV283
= GSC132.2191 061848.48 +005053.7 (2000.0) 14.51 0
= IRAS06162+0052 061613.2 +005212 (1950.0)
    F12=0.91  F25=0.33  F60=0.40L F100=1.58L
    VAR=21 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
= 061847.8 +005055 (2000.0) IRAS06162+0052 0.880 0.338 0.400L 1.567L 21%
= 061847.8 +005055 (2000.0) SSC06162+0052 0.880 0.338 0.400L 1.567L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 13.2-14.0p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV283        941127.622  135p  Tmz.VSOLJ
TmzV283        950203.526  140p  Tmz.VSOLJ
TmzV283        950219.449  140p  Tmz.VSOLJ
TmzV283        950927.771  139p  Tmz.VSOLJ
TmzV283        951021.757  133p  Tmz.VSOLJ
TmzV283        951219.592  132p  Tmz.VSOLJ
TmzV283        960211.489  134p  Tmz.VSOLJ
TmzV283        960308.424  134p  Tmz.VSOLJ
TmzV283        961016.753  141p  Tmz.VSOLJ
TmzV283        961206.593  136p  Tmz.VSOLJ
TmzV283        970127.456  138p  Tmz.VSOLJ
TmzV283        971103.751  137p  Tmz.VSOLJ
TmzV283        971221.564  139p  Tmz.VSOLJ
TmzV283        980119.488  138p  Tmz.VSOLJ
TmzV283        980823.774  137p  Tmz.VSOLJ
TmzV283        980916.751  133p  Tmz.VSOLJ
TmzV283        981218.654  134p  Tmz.VSOLJ
TmzV283        990204.470  137p  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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