10197+1928 WNO 53 AB (40 Leo)

10h 19m 44.17s +19° 28' 15.3" P.A. 308.00 sep 999.9 mag 4.83,14.47 Sp F6IV+M5 dist. 21.37 pc (69.71 l.y.)

Coord 2000 10197+1928 Discov num WNO  53 Comp AB Coord arcsec 2000 10 19 44.17 +19 28 15.3
Date first 1998 Date last 2001 Obs 2
Pa first 308 Pa last 308.3 P.A. Now (θ) 308.3°
Sep first 999.9 Sep last 5219.46 Sep. Now (ρ) 5219.46"
Mag pri 4.83 Mag sec 14.47 delta mag (ΔM) 9.64 Spectral class F6IV+M5 (yellow-white/red)
Pri motion ra -230 Sec motion ra -224
Pri motion dec -215 Sec motion dec -238
Notes N V (See Notes, Proper motion indicates physical)




rPM=0.073 (< 0.3, Physical double)

This double is physical.



10197+1928 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 40 Leo 99065 10 19 44 +19 28 15 WNO 53 AB 2001 2 308 999.9 4.83 14.47 9.64 <===
Show 10 14 54 +20 22 13 LDS 3969 BC 2016 6 10 5.2 13.90 16.42 2.52


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Name 40 Leo Var name NSV4822 Leo Constellation Leo SAO 99065
HIP 50564 Tycho2 1423-01351-1 HD 89449 HR 4054
GC 14170 GL Gl 388.1 BD BD+20 2466 Flamsteed 40 Leonis
Flamsteed name 40 Leo Distance 21.37 Distance ly 69.71