19501+3158 ES 2427 AB (HD 331288)

 
 
19h 50m 01.93s +31 57' 57.5" P.A. 50.00 sep 16.1 mag 10.70,12.40 Sp F8 dist. 62.42 pc (203.61 l.y.)
 
 
Coord 2000 19501+3158 Discov num ES 2427 Comp AB Coord arcsec 2000 19 50 01.93 +31 57 57.5
Date first 1930 Date last 2015 Obs 10
Pa first 64 Pa last 49.9 P.A. Now (θ) 49.9°
Sep first 4.0 Sep last 16.067 Sep. Now (ρ) 16.067"
Mag pri 10.70 Mag sec 12.40 delta mag (ΔM) 1.7 Spectral class F8 (yellow-white)
Pri motion ra -119 Sec motion ra +026
Pri motion dec -121 Sec motion dec -001
Notes
rPM=1.109
This double is not physical.
 
 
19501+3158 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 50 02 +31 57 58 HDS 2823 Aa,Ab 1991 1 91 0.7 10.33 13.79 3.46
Show HD 331288 19 50 02 +31 57 58 ES 2427 AB 2015 10 50 16.1 10.70 12.40 1.70 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 331288 Constellation Cygnus HIP 97579 Tycho2 2673-03038-1
Gaia DR2 2033792908747408384 HD 331288 BD BD+31 3800 Distance 62.42
Distance ly 203.61