20189+3945 COU 2537 (HD 228875)

 
 
20h 18m 53.24s +39 45' 09.5" P.A. 295.00 sep 0.8 mag 10.05,10.29 Sp B1III
 
 
Coord 2000 20189+3945 Discov num COU2537 Comp Coord arcsec 2000 20 18 53.24 +39 45 09.5
Date first 1989 Date last 2014 Obs 4
Pa first 295 Pa last 294.6 P.A. Now (θ) 294.6°
Sep first 0.5 Sep last 0.762 Sep. Now (ρ) 0.762"
Mag pri 10.05 Mag sec 10.29 delta mag (ΔM) 0.24 Spectral class B1III (blue-white)
Pri motion ra -002 Sec motion ra -002
Pri motion dec -004 Sec motion dec -004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 228875 Constellation Cygnus SAO 69817 Tycho2 3155-00048-1
Gaia DR2 2062237411992140800 HD 228875