15574+4140 STF 1991 AB (HD 143208)

 
 
15h 57m 26.92s +41° 39' 42.9" P.A. 195.00 sep 3.0 mag 9.45,10.41 Sp F5 dist. 178.89 pc (583.54 l.y.)
 
 
Coord 2000 15574+4140 Discov num STF1991 Comp AB Coord arcsec 2000 15 57 26.92 +41 39 42.9
Date first 1831 Date last 2019 Obs 40
Pa first 197 Pa last 195.3 P.A. Now (θ) 195.3°
Sep first 2.5 Sep last 3.019 Sep. Now (ρ) 3.019"
Mag pri 9.45 Mag sec 10.41 delta mag (ΔM) 0.96 Spectral class F5 (yellow-white)
Pri motion ra -025 Sec motion ra -026
Pri motion dec +004 Sec motion dec +000
Notes
rPM=0.159 (< 0.3, Physical double)
This double is physical.
 
 
15574+4140 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 143208 45802 15 57 27 +41 39 43 STF 1991 AB 2019 40 195 3.0 9.45 10.41 0.96 <===
Show 45802 15 57 27 +41 39 43 STF 1991 AC 2015 15 87 95.0 9.45 8.82 0.63
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 143208 Constellation Hercules SAO 45802 HIP 78146
Tycho2 3057-01538-1 Gaia DR2 1383526102686064256 HD 143208 GC 21446
BD BD+42 2653 Distance 178.89 Distance ly 583.54