20315+5520 TDS 1079

 
 
20h 31m 28.20s +55° 19' 46.5" P.A. 126.00 sep 0.9 mag 10.67,11.17 Sp A2
 
 
Coord 2000 20315+5520 Discov num TDS1079 Comp Coord arcsec 2000 20 31 28.20 +55 19 46.5
Date first 1991 Date last 2016 Obs 6
Pa first 124 Pa last 125.5 P.A. Now (θ) 125.5°
Sep first 0.9 Sep last 0.88 Sep. Now (ρ) 0.88"
Mag pri 10.67 Mag sec 11.17 delta mag (ΔM) 0.5 Spectral class A2 (white)
Pri motion ra -003 Sec motion ra -003
Pri motion dec -011 Sec motion dec -011
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3954-01011-1 Gaia DR2 2186563319211592448