New Takamizawa variable (TmzV723) Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable star (TmzV723). TmzV723 = GSC3972.943 215449.12 +551539.7 (2000.0) 11.07 1 = GSC3972.943 215449.17 +551539.3 (2000.0) 11.07 1 = USNO1425.12635259 215449.136 +551539.74 (2000.0) 10.7 14.1 = IRAS21530+5501 215305.7 +550120 (1950.0) F12=0.33 F25=1.10L F60=0.48L F100=19.05L VAR=-1 LRS=-1 = 215449.2 +551534 (2000.0) IRAS21530+5501 0.331 1.052L 0.467L 19.940L -1% = 215449.2 +551534 (2000.0) SSC21530+5501 0.331 1.052L 0.467L 19.940L = 215449.2 +551538 (2000.0) 1158 1.63 TYC2-3972.943.1 (11.75 0.12) (13.67 0.34) Takamizawa's comment: The star may be a semiregular variable with a range of 11.5-12.0p. object YYYYMMDD(UT) mag code TmzV722 19970824.567 115p Tmz.VSOLJ TmzV723 19940903.567 115p Tmz.VSOLJ TmzV723 19941127.492 118p Tmz.VSOLJ TmzV723 19951212.460 118p Tmz.VSOLJ TmzV723 19970827.549 117p Tmz.VSOLJ TmzV723 19971218.393 120p Tmz.VSOLJ TmzV723 19980916.541 119p Tmz.VSOLJ TmzV723 19990709.583 118p Tmz.VSOLJ TmzV723 19990807.602 118p Tmz.VSOLJ TmzV723 19991226.386 120p 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>