20121+0306 HEI 581

 
 
20h 12m 04.92s +03 05' 12.3" P.A. 160.00 sep 0.8 mag 10.54,11.11
 
 
Coord 2000 20121+0306 Discov num HEI 581 Comp Coord arcsec 2000 20 12 04.92 +03 05 12.3
Date first 1989 Date last 2016 Obs 5
Pa first 156 Pa last 159.9 P.A. Now (θ) 159.9°
Sep first 0.5 Sep last 0.845 Sep. Now (ρ) 0.845"
Mag pri 10.54 Mag sec 11.11 delta mag (ΔM) 0.57 Spectral class
Pri motion ra +006 Sec motion ra +006
Pri motion dec +002 Sec motion dec +002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquila Tycho2 0499-02021-1 Gaia DR2 4244363102265057664