21391+6846 MLB 305

 
 
21h 39m 05.71s +68° 45' 35.1" P.A. 82.00 sep 6.1 mag 9.10,11.10 Sp F8
 
 
Coord 2000 21391+6846 Discov num MLB 305 Comp Coord arcsec 2000 21 39 05.71 +68 45 35.1
Date first 1894 Date last 2016 Obs 14
Pa first 76 Pa last 82.1 P.A. Now (θ) 82.1°
Sep first 4.7 Sep last 6.078 Sep. Now (ρ) 6.078"
Mag pri 9.10 Mag sec 11.10 delta mag (ΔM) 2 Spectral class F8 (yellow-white)
Pri motion ra -012 Sec motion ra -002
Pri motion dec -029 Sec motion dec -029
Notes
rPM=0.319
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Tycho2 4462-00576-1 Gaia DR2 2223712518574078592