[Message Prev][Message Next][Thread Prev][Thread Next][Message Index][Thread Index]

[vsnet-newvar 270] New Takamizawa variable (TmzV718)

New Takamizawa variable (TmzV718)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV718).

TmzV718
= GSC3973.69 221309.32 +543714.8 (2000.0) 11.64 1 N
= USNO1425.13149442 221309.370 +543714.42 (2000.0) 11.0 14.0
= IRAS22113+5422 221118.1 +542222 (1950.0)
    F12=1.20  F25=0.58  F60=0.40L F100=9.12L
    VAR=19 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
= 221309.3 +543715 (2000.0) IRAS22113+5422 1.248 0.579 0.400L 9.136L 19%
= 221309.3 +543715 (2000.0) SSC22113+5422 1.248 0.579 0.400L 9.136L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.8-13.5p.

object         YYYYMMDD(UT)   mag  code
TmzV718        19940903.567  135p  Tmz.VSOLJ
TmzV718        19941127.492  133p  Tmz.VSOLJ
TmzV718        19951212.460  131p  Tmz.VSOLJ
TmzV718        19970824.567  132p  Tmz.VSOLJ
TmzV718        19970827.549  135p  Tmz.VSOLJ
TmzV718        19971218.393  130p  Tmz.VSOLJ
TmzV718        19980823.571  131p  Tmz.VSOLJ
TmzV718        19980916.541  128p  Tmz.VSOLJ
TmzV718        19990709.583  128p  Tmz.VSOLJ
TmzV718        19990807.602  131p  Tmz.VSOLJ
TmzV718        19991226.386  135p  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>

VSNET Home Page

Return to Daisaku Nogami

vsnet-adm@kusastro.kyoto-u.ac.jp