[vsnet-j 736] DR Dra

[Taichi Kato <tkato>]

DR Dra

　たまたま気付いた星。白色矮星を伴星に持つＫ型巨星です。明るい星だし、共生星
　活動？が起きないか期待してモニター、かな？

＃VSNETでは未報告

GSC4427.661 173241.13 +741338.2 (2000.0)  6.59 4
GSC4427.661 173241.26 +741338.2 (2000.0)  6.26 1
GSC4427.661 173241.64 +741337.9 (2000.0)  6.03 1
USNO1575.03872881 173241.349 +741338.15 (2000.0)  6.3 99.9
IRAS17340+7415 173403.8 +741534 (1950.0)
    F12=1.20  F25=0.28  F60=0.40L F100=1.00L
    VAR=18 LRS=-1
 possibly I: oxygen-rich non-variable star without circumstellar shell
 or VIa: non-variable star with relatively cold dust at large
      distance, may be carbon-rich
173245.4 +741352 (2000.0) BD+74.717 7.0
173237.9 +741359 (2000.0) EUVE_J1732+74.2 6.55 DR_Dra K0III 
173241.4 +741345 (2000.0) RXJ1732.6+7413 V=6.55 B-V=+1.05 st K0 HD 
173239.0 +741359 (2000.0) EUVE_J1732+742 26(3) 0(0) 0(0) 0(-)
173240.5 +741313 (2000.0) HD160538 7.06 8.13 K2
173241.2 +741336 (2000.0) 1RXS_J173241.3+741337 1.272 0.13 0.17
173241.3 +741338 (2000.0) FSC17340+7415 1.092 0.257 0.066L 0.375L
173241.5 +741339 (2000.0) V=6.660(-) b-y=0.664(-) m1=0.394(-) c1=0.323(-) beta=2.557(-)
173241.5 +741339 (2000.0) UBV_DRDra 6.55 1.05 0.81 - - - K0III N=1 Nm=2 -
173241.8 +741336 (2000.0) SAO8842 99.9 7.1 K2
173242.0 +741359 (2000.0) K0III+DB(Buscombe) V=6.55 B-V=1.05 U-B=.81
173242.3 +741337 (2000.0) IRAS17340+7415 1.160 0.280 0.400L 1.000L 18%
173242.3 +741337 (2000.0) SSC17340+7415 1.160 0.280 0.400L 1.000L
173241.3 +741338 (2000.0) 661HV2 1.04 HIP085852 plx=9.68(0.80) (0.01 0.01) U 6.75-6.81
173241.3 +741338 (2000.0) DRADR * RS 6.55 (0.12) V - - - R1/DRA