New Takamizawa variable (TmzV617) Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable star (TmzV617). TmzV617 = GSC3975.1741 213323.12 +564446.3 (2000.0) 14.00 1 N = USNO1425.12132709 213323.122 +564445.83 (2000.0) 14.1 16.1 = IRAS21318+5631 213150.1 +563113 (1950.0) F12=251.14 F25=301.94 F60=91.18 F100=25.11 VAR=36 LRS=21 blue, 10micron (silicate) emission, strength=1 IIIa: variable star with more evolved O-rich c.s. shell = 213322.9 +564434 (2000.0) IRAS21318+5631 256.800 312.000 90.000 25.420 36% 5(LRS) = 213322.9 +564434 (2000.0) SSC21318+5631 256.800 312.000 90.000 25.420 Takamizawa's comment: The star may be a semiregular variable with a range of 13.9-14.5p. object YYMMDD(UT) mag code TmzV617 970824.567 142p Tmz.VSOLJ TmzV617 970827.540 143p Tmz.VSOLJ TmzV617 971218.437 143p Tmz.VSOLJ TmzV617 980823.562 145p Tmz.VSOLJ TmzV617 980916.530 139p Tmz.VSOLJ TmzV617 990709.574 141p Tmz.VSOLJ TmzV617 990807.594 142p 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>