20280+3813 ES 2507

 
 
20h 28m 00.78s +38 12' 42.8" P.A. 84.00 sep 8.2 mag 10.50,11.00
 
 
Coord 2000 20280+3813 Discov num ES 2507 Comp Coord arcsec 2000 20 28 00.78 +38 12 42.8
Date first 1931 Date last 2015 Obs 9
Pa first 85 Pa last 83.7 P.A. Now (θ) 83.7°
Sep first 7.7 Sep last 8.173 Sep. Now (ρ) 8.173"
Mag pri 10.50 Mag sec 11.00 delta mag (ΔM) 0.5 Spectral class
Pri motion ra +006 Sec motion ra +011
Pri motion dec +002 Sec motion dec +005
Notes
rPM=0.483
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2064077994452488448