20312+5714 A 872 (HD 239434)

 
 
20h 31m 09.67s +57 13' 39.3" P.A. 178.00 sep 0.2 mag 9.90,10.30 Sp A0
 
 
Coord 2000 20312+5714 Discov num A   872 Comp Coord arcsec 2000 20 31 09.67 +57 13 39.3
Date first 1904 Date last 2016 Obs 8
Pa first 191 Pa last 178.4 P.A. Now (θ) 178.4°
Sep first 0.3 Sep last 0.214 Sep. Now (ρ) 0.214"
Mag pri 9.90 Mag sec 10.30 delta mag (ΔM) 0.4 Spectral class A0 (white)
Pri motion ra +002 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 239434 Constellation Cygnus SAO 32650 Tycho2 3958-01088-1
Gaia DR2 2187373865436648064 HD 239434