20303+1054 BU 63 AB (1 Del)

 
 
20h 30m 17.95s +10° 53' 45.3" P.A. 347.00 sep 0.9 mag 6.20,8.02 Sp Be+B dist. 227.79 pc (743.05 l.y.)
 
 
Coord 2000 20303+1054 Discov num BU   63 Comp AB Coord arcsec 2000 20 30 17.95 +10 53 45.3
Date first 1872 Date last 2016 Obs 85
Pa first 340 Pa last 347.2 P.A. Now (θ) 347.2°
Sep first 0.7 Sep last 0.884 Sep. Now (ρ) 0.884"
Mag pri 6.20 Mag sec 8.02 delta mag (ΔM) 1.82 Spectral class Be+B (blue-white/blue-white)
Pri motion ra +014 Sec motion ra +014
Pri motion dec -003 Sec motion dec -003
Notes N (See Notes)
Nature of this double is uncertain.
 
 
20303+1054 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 1 Del 106172 20 30 18 +10 53 45 BU 63 AB 2016 85 347 0.9 6.20 8.02 1.82 <===
Show 106172 20 30 18 +10 53 45 BU 297 AC 2006 10 340 16.9 6.20 14.40 8.20
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 1 Del Var name NSV13114 Del Constellation Delphinus SAO 106172
HIP 101160 Tycho2 1091-01875-1 Gaia DR2 1753792931170644352 HD 195325
HR 7836 GC 28525 ADS 13920 BD BD+10 4303
Flamsteed 1 Delphini Flamsteed name 1 Del Distance 227.79 Distance ly 743.05