21069+4256 ES 1580

 
 
21h 06m 54.32s +42° 55' 55.0" P.A. 88.00 sep 3.8 mag 10.52,11.01
 
 
Coord 2000 21069+4256 Discov num ES 1580 Comp Coord arcsec 2000 21 06 54.32 +42 55 55.0
Date first 1895 Date last 2016 Obs 11
Pa first 89 Pa last 88.1 P.A. Now (θ) 88.1°
Sep first 3.5 Sep last 3.84 Sep. Now (ρ) 3.84"
Mag pri 10.52 Mag sec 11.01 delta mag (ΔM) 0.49 Spectral class
Pri motion ra -012 Sec motion ra +006
Pri motion dec -003 Sec motion dec -001
Notes
rPM=1.464
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3176-00307-1 Gaia DR2 1969737736428997632