20309+0400 BAL 2538

 
 
20h 30m 53.46s +03 59' 59.2" P.A. 202.00 sep 10.8 mag 11.11,12.80
 
 
Coord 2000 20309+0400 Discov num BAL2538 Comp Coord arcsec 2000 20 30 53.46 +03 59 59.2
Date first 1910 Date last 2014 Obs 9
Pa first 202 Pa last 201.6 P.A. Now (θ) 201.6°
Sep first 10.7 Sep last 10.819 Sep. Now (ρ) 10.819"
Mag pri 11.11 Mag sec 12.80 delta mag (ΔM) 1.69 Spectral class
Pri motion ra -001 Sec motion ra -009
Pri motion dec -014 Sec motion dec -014
Notes
rPM=0.481
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 0518-01514-1 Gaia DR2 4245278407035954944