21231+4831 HDS 3045 (HD 203839)

 
 
21h 23m 08.20s +48° 31' 08.3" P.A. 63.00 sep 0.1 mag 8.02,10.16 Sp F0 dist. 84.96 pc (277.14 l.y.)
 
 
Coord 2000 21231+4831 Discov num HDS3045 Comp Coord arcsec 2000 21 23 08.20 +48 31 08.3
Date first 1991 Date last 2018 Obs 16
Pa first 59 Pa last 62.8 P.A. Now (θ) 62.8°
Sep first 0.5 Sep last 0.133 Sep. Now (ρ) 0.133"
Mag pri 8.02 Mag sec 10.16 delta mag (ΔM) 2.14 Spectral class F0 (yellow-white)
Pri motion ra +108 Sec motion ra
Pri motion dec -026 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 203839 Constellation Cygnus SAO 50783 HIP 105584
Tycho2 3594-01060-1 Gaia DR2 2164802575358048128 HD 203839 BD BD+47 3386
Distance 84.96 Distance ly 277.14