20305-0745 J 2312

 
 
20h 30m 23.64s -07 44' 57.1" P.A. 123.00 sep 5.4 mag 11.13,12.70
 
 
Coord 2000 20305-0745 Discov num J  2312 Comp Coord arcsec 2000 20 30 23.64 -07 44 57.1
Date first 1893 Date last 2016 Obs 11
Pa first 123 Pa last 122.8 P.A. Now (θ) 122.8°
Sep first 4.9 Sep last 5.401 Sep. Now (ρ) 5.401"
Mag pri 11.13 Mag sec 12.70 delta mag (ΔM) 1.57 Spectral class
Pri motion ra -002 Sec motion ra -002
Pri motion dec +004 Sec motion dec +003
Notes V (Proper motion indicates physical)
rPM=0.224 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquila Tycho2 5754-01129-1 Gaia DR2 6907492964678360320