20178+1520 CHE 281

 
 
20h 17m 46.51s +15 19' 35.0" P.A. 316.00 sep 17.7 mag 11.20,12.60 Sp A5+A8
 
 
Coord 2000 20178+1520 Discov num CHE 281 Comp Coord arcsec 2000 20 17 46.51 +15 19 35.0
Date first 1910 Date last 2016 Obs 16
Pa first 308 Pa last 316.2 P.A. Now (θ) 316.2°
Sep first 17.3 Sep last 17.671 Sep. Now (ρ) 17.671"
Mag pri 11.20 Mag sec 12.60 delta mag (ΔM) 1.4 Spectral class A5+A8 (white/white)
Pri motion ra +003 Sec motion ra +009
Pri motion dec -001 Sec motion dec +014
Notes
rPM=0.971
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 1631-00541-1 Gaia DR2 1808343860560343936 HD 355392