20305+3454 ES 2304

 
 
20h 30m 27.80s +34° 54' 16.9" P.A. 39.00 sep 3.6 mag 10.11,13.90 Sp A5
 
 
Coord 2000 20305+3454 Discov num ES 2304 Comp Coord arcsec 2000 20 30 27.80 +34 54 16.9
Date first 1927 Date last 2015 Obs 3
Pa first 46 Pa last 39 P.A. Now (θ) 39°
Sep first 3.2 Sep last 3.638 Sep. Now (ρ) 3.638"
Mag pri 10.11 Mag sec 13.90 delta mag (ΔM) 3.79 Spectral class A5 (white)
Pri motion ra -002 Sec motion ra +159
Pri motion dec -002 Sec motion dec +200
Notes U (Proper motion indicates non-physical)
rPM=1.011
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2693-01056-1 Gaia DR2 2056534902309501184