20306+3850 SEI 1144

 
 
20h 30m 34.73s +38 50' 12.8" P.A. 177.00 sep 18.1 mag 11.39,13.00
 
 
Coord 2000 20306+3850 Discov num SEI1144 Comp Coord arcsec 2000 20 30 34.73 +38 50 12.8
Date first 1895 Date last 2015 Obs 10
Pa first 159 Pa last 177.3 P.A. Now (θ) 177.3°
Sep first 13.7 Sep last 18.075 Sep. Now (ρ) 18.075"
Mag pri 11.39 Mag sec 13.00 delta mag (ΔM) 1.61 Spectral class
Pri motion ra +004 Sec motion ra -037
Pri motion dec -010 Sec motion dec -050
Notes
rPM=0.921
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3153-00819-1 Gaia DR2 2064119470956120960