BT Lib in 2MASS RV Tau star. This star is not so bright in 2MASS. GSC6764.975 153115.88 -232136.5 (2000.0) 12.17 0 N USNO0600.10476236 153115.874 -232136.30 (2000.0) 11.0 11.8 2MASS 153115.878 -232136.19 (2000.0) 9.781 9.505 9.410 153115.8 -232136 (2000.0) 1130 0.63 TYC6764.975.1 plx=-69.7(86.1) (0.17 0.23) 153115.8 -232136 (2000.0) 1115 0.75 TYC2-6764.975.1 (11.23 0.09) (12.12 0.14) 153115.8 -232136 (2000.0) LIBBT * RV 11.5 13.1 P - 75.34 - R1/LIB