20257+5508 A 1429 (HD 194907)

 
 
20h 25m 40.71s +55 08' 20.3" P.A. 187.00 sep 0.7 mag 8.57,9.35 Sp A2V dist. 289.02 pc (942.78 l.y.)
 
 
Coord 2000 20257+5508 Discov num A  1429 Comp Coord arcsec 2000 20 25 40.71 +55 08 20.3
Date first 1906 Date last 2016 Obs 17
Pa first 197 Pa last 186.8 P.A. Now (θ) 186.8°
Sep first 0.7 Sep last 0.68 Sep. Now (ρ) 0.68"
Mag pri 8.57 Mag sec 9.35 delta mag (ΔM) 0.78 Spectral class A2V (white)
Pri motion ra +004 Sec motion ra +004
Pri motion dec +003 Sec motion dec +003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 194907 Constellation Cygnus SAO 32570 HIP 100755
Tycho2 3941-01889-1 Gaia DR2 2186591562917346304 HD 194907 BD BD+54 2349
Distance 289.02 Distance ly 942.78