[vsnet-obs 26810] TASS_J182113.5+002721

[Taichi Kato <tkato>]

   Katsumi Haseda (Aichi, Japan) reports the independent detection of
the variability of TASS_J182113.5+002721.  The report follows.

TASS_J182113.5+002721
= USNO0900.12625455 182113.526 +002721.95 (2000.0) 10.4 12.6
= IRAS18186+0025 181839.8 +002554 (1950.0)
    F12=3.63  F25=1.58  F60=0.40L F100=3.31L
    VAR=59 LRS=-1
 possibly II: variable star with 'young' O-rich circumstellar shell
 or VII: variable star with more evolved C-rich circumstellar shell
= 182113.4 +002720 (2000.0) TASS_J182113.5+002721 8.22 9.60I 
= 182112.9 +002721 (2000.0) IRAS18186+0025 3.708 1.517 0.402L 3.296L 59%
= 182112.9 +002721 (2000.0) SSC18186+0025 3.708 1.517 0.402L 3.296L

object                YYYYMMDD(UT)   mag  code
TASS_J182113.5+002721 19981107.408  133p  Had.VSOLJ
TASS_J182113.5+002721 19990213.830  151p  Had.VSOLJ
TASS_J182113.5+002721 19990316.793  <151p  Had.VSOLJ
TASS_J182113.5+002721 20000209.826  127p  Had.VSOLJ
TASS_J182113.5+002721 20000307.804  125p  Had.VSOLJ

  The object is likely a Mira-type variable.

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

Relayed from Katsumi Haseda <haseda@mxs.mesh.ne.jp>

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