20556+4004 TDT 2634

 
 
20h 55m 37.16s +40° 04' 08.8" P.A. 54.00 sep 1.9 mag 11.73,12.37
 
 
Coord 2000 20556+4004 Discov num TDT2634 Comp Coord arcsec 2000 20 55 37.16 +40 04 08.8
Date first 1991 Date last 2016 Obs 2
Pa first 187 Pa last 53.5 P.A. Now (θ) 53.5°
Sep first 0.9 Sep last 1.889 Sep. Now (ρ) 1.889"
Mag pri 11.73 Mag sec 12.37 delta mag (ΔM) 0.64 Spectral class
Pri motion ra +008 Sec motion ra +008
Pri motion dec +007 Sec motion dec +007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3171-01556-1 Gaia DR2 1873291806261818496