21315+0140 HJ 3031

 
 
21h 31m 30.77s +01° 40' 28.3" P.A. 250.00 sep 28.1 mag 9.56,11.84 Sp K5
 
 
Coord 2000 21315+0140 Discov num HJ 3031 Comp Coord arcsec 2000 21 31 30.77 +01 40 28.3
Date first 1830 Date last 2015 Obs 13
Pa first 257 Pa last 250 P.A. Now (θ) 250°
Sep first 12.0 Sep last 28.061 Sep. Now (ρ) 28.061"
Mag pri 9.56 Mag sec 11.84 delta mag (ΔM) 2.28 Spectral class K5 (yellow-orange)
Pri motion ra -008 Sec motion ra -017
Pri motion dec -001 Sec motion dec -017
Notes
rPM=0.764
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquarius Tycho2 0542-00051-1 Gaia DR2 2688596544579441280