21234+3115 A 1218 (HD 203748)

 
 
21h 23m 24.11s +31° 15' 14.8" P.A. 15.00 sep 4.1 mag 9.40,11.90 Sp A3
 
 
Coord 2000 21234+3115 Discov num A  1218 Comp Coord arcsec 2000 21 23 24.11 +31 15 14.8
Date first 1905 Date last 2015 Obs 14
Pa first 21 Pa last 15 P.A. Now (θ) 15°
Sep first 3.4 Sep last 4.142 Sep. Now (ρ) 4.142"
Mag pri 9.40 Mag sec 11.90 delta mag (ΔM) 2.5 Spectral class A3 (white)
Pri motion ra +000 Sec motion ra
Pri motion dec -018 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 203748 Constellation Cygnus SAO 71271 Tycho2 2703-01432-1
Gaia DR2 1853448743806832000 HD 203748