10556+2445 STF 1487 (54 Leo)

 
 
10h 55m 36.80s +24° 44' 59.0" P.A. 112.00 sep 6.6 mag 4.48,6.30 Sp A1V+A2Vn dist. 87.95 pc (286.89 l.y.)
 
 
Coord 2000 10556+2445 Discov num STF1487 Comp Coord arcsec 2000 10 55 36.80 +24 44 59.0
Date first 1777 Date last 2020 Obs 277
Pa first 105 Pa last 111.5 P.A. Now (θ) 111.5°
Sep first 6.0 Sep last 6.56 Sep. Now (ρ) 6.56"
Mag pri 4.48 Mag sec 6.30 delta mag (ΔM) 1.82 Spectral class A1V+A2Vn (white/white)
Pri motion ra -072 Sec motion ra -078
Pri motion dec -013 Sec motion dec -015
Notes N (See Notes)
rPM=0.08 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 54 Leo Constellation Leo SAO 81583 HIP 53417
Tycho2 1978-02295-1 Gaia DR2 3996208310033740160 HD 94601 HR 4259
GC 15016 ADS 7979 BD BD+25 2314 Flamsteed 54 Leonis
Flamsteed name 54 Leo Distance 87.95 Distance ly 286.89