11480+2013 STFB 7 AB (93 Leo)

11h 47m 59.23s +20° 13' 08.2" P.A. 356.00 sep 75.5 mag 4.59,9.03 Sp A7V dist. 71.33 pc (232.68 l.y.)

Coord 2000 11480+2013 Discov num STFB  7 Comp AB Coord arcsec 2000 11 47 59.23 +20 13 08.2
Date first 1822 Date last 2020 Obs 35
Pa first 356 Pa last 355.8 P.A. Now (θ) 355.8°
Sep first 74.9 Sep last 75.54 Sep. Now (ρ) 75.54"
Mag pri 4.59 Mag sec 9.03 delta mag (ΔM) 4.44 Spectral class A7V (white)
Pri motion ra -146 Sec motion ra -150
Pri motion dec -004 Sec motion dec -005
Notes N V (See Notes, Proper motion indicates physical)




rPM=0.027 (< 0.3, Physical double)

This double is physical.



11480+2013 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 81998 11 47 59 +20 13 08 MKT 7 Aa,Ab 1992 9 23 0.0 5.10 5.60 0.50 Y
Show 93 Leo 81998 11 47 59 +20 13 08 STFB 7 AB 2020 35 356 75.5 4.59 9.03 4.44 <===


Triple system
2 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Name 93 Leo Var name DQ Leo Constellation Leo SAO 81998
HIP 57565 Tycho2 1443-02662-1 Gaia DR2 3976203211362055168 HD 102509
HR 4527 GC 16173 BD BD+21 2358 Flamsteed 93 Leonis
Flamsteed name 93 Leo FK5 1304 Distance 71.33 Distance ly 232.68