20564+4308 COU 2544

 
 
20h 56m 24.09s +43° 07' 46.5" P.A. 160.00 sep 0.4 mag 8.98,9.88 Sp B0III: dist. 349.65 pc (1140.56 l.y.)
 
 
Coord 2000 20564+4308 Discov num COU2544 Comp Coord arcsec 2000 20 56 24.09 +43 07 46.5
Date first 1988 Date last 2014 Obs 9
Pa first 156 Pa last 160.2 P.A. Now (θ) 160.2°
Sep first 0.3 Sep last 0.359 Sep. Now (ρ) 0.359"
Mag pri 8.98 Mag sec 9.88 delta mag (ΔM) 0.9 Spectral class B0III: (blue-white)
Pri motion ra +006 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus HIP 103355 Tycho2 3179-00476-1 Gaia DR2 2162035138938026240
BD BD+42 3914 Distance 349.65 Distance ly 1140.56