20311+3847 SEI 1150

 
 
20h 31m 05.27s +38 47' 01.8" P.A. 74.00 sep 21.6 mag 11.28,12.30 Sp F2
 
 
Coord 2000 20311+3847 Discov num SEI1150 Comp Coord arcsec 2000 20 31 05.27 +38 47 01.8
Date first 1895 Date last 2015 Obs 13
Pa first 75 Pa last 74.4 P.A. Now (θ) 74.4°
Sep first 22.3 Sep last 21.563 Sep. Now (ρ) 21.563"
Mag pri 11.28 Mag sec 12.30 delta mag (ΔM) 1.02 Spectral class F2 (yellow-white)
Pri motion ra -012 Sec motion ra -023
Pri motion dec -104 Sec motion dec -098
Notes N (See Notes)
rPM=0.12 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2064107926079227648