20318+4933 BU 1136 (HD 195853)

 
 
20h 31m 46.51s +49 32' 32.5" P.A. 215.00 sep 0.7 mag 7.75,9.19 Sp B9 dist. 197.63 pc (644.67 l.y.)
 
 
Coord 2000 20318+4933 Discov num BU 1136 Comp Coord arcsec 2000 20 31 46.51 +49 32 32.5
Date first 1889 Date last 2016 Obs 17
Pa first 207 Pa last 215 P.A. Now (θ) 215°
Sep first 0.4 Sep last 0.66 Sep. Now (ρ) 0.66"
Mag pri 7.75 Mag sec 9.19 delta mag (ΔM) 1.44 Spectral class B9 (blue-white)
Pri motion ra +006 Sec motion ra +006
Pri motion dec +008 Sec motion dec +008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 195853 Constellation Cygnus SAO 49754 HIP 101284
Tycho2 3581-01451-1 Gaia DR2 2180065583451898880 HD 195853 BD BD+49 3305
Distance 197.63 Distance ly 644.67