16549+5420 SKF 52

 
 
16h 54m 54.16s +54° 20' 27.7" P.A. 116.00 sep 5.3 mag 15.70,17.20 Sp sdBO
 
 
Coord 2000 16549+5420 Discov num SKF  52 Comp Coord arcsec 2000 16 54 54.16 +54 20 27.7
Date first 1999 Date last 2015 Obs 6
Pa first 116 Pa last 115.6 P.A. Now (θ) 115.6°
Sep first 5.4 Sep last 5.342 Sep. Now (ρ) 5.342"
Mag pri 15.70 Mag sec 17.20 delta mag (ΔM) 1.5 Spectral class sdBO
Pri motion ra +016 Sec motion ra +005
Pri motion dec -004 Sec motion dec +003
Notes
rPM=0.791
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Gaia DR2 1426177430038053888