Catalogue details XZ 17012 = SAO 138130 = ZC 1639 = 123 H1. Leonis RA = 11 19 22.6376 PM = -0.01475s Dec = - 1 39 17.588 PM = -0.1525" Mv = 7.11, Mb = 7.65, Mr = 6.83 Spectrum F8 Dia: .0003" [Estimated] Star is the primary of the following pair Name Cmpt Yr1 Yr2: PA1 PA2 : Sep1 Sep2 : Mag1 Mag2: #1 #2 mean STF1529 1796 2010: 259.0 254.0: 10.700 9.500: 7.10 7.91: R 1639 S138129 WDS Discoverer codes STF WDS entries RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2 11194-0139STF1529 1796 2010 83 259 254 10.7 9.5 7.10 7.91 F6IV dG3 -222-154 -215-155 -00 2428 NVD 111922.64-013917.6 ------------------------------------------------ Interferometric catalogue entries 111922.77-013916.3 ADS 8131 STF1529 HD 98427 HIP 55288 11194-0139 Date PA Sep M1 M2 1991.25 254.0 . 9.480 . 7.17 . 7.95 . 550 0.3 1 HIP1997a Thp 1991.25 . . . . 7.105 0.009 7.903 0.015 530 100 1.4 1 TYC1997 Tty 1991.25 . . . . 7.651 0.010 8.694 0.018 430 90 1.4 1 TYC1997 Tty 1991.25 . . . . 7.167 0.007 7.945 0.014 511 222 0.3 1 HIP1997f Thp 1991.83 253.6 . 9.473 . 7.10 . 7.91 . 530 100 1.4 1 TYC2000b Tty 1999.04 . . . . 6.09 . 6.63 . 1256 245 1.3 1 Tok2011a E2m 1999.04 . . . . 5.82 . 6.22 . 2210 200 1.3 1 Tok2011a E2m 2010.0859 253.94 . 9.462 . . . 0.54 . 2272 35 8.1 1 Tok2010c U 2010.0859 253.96 . 9.456 . . . 0.84 . 1587 15 8.1 1 Tok2010c U 2010.14 . . . . 7.05 . 7.83 . 550 1.3 1 Tok2011a F