18439+6039 ES 189 AB

 
 
18h 43m 52.35s +60° 38' 47.9" P.A. 107.00 sep 3.3 mag 10.20,12.20 Sp F5
 
 
Coord 2000 18439+6039 Discov num ES  189 Comp AB Coord arcsec 2000 18 43 52.35 +60 38 47.9
Date first 1903 Date last 2021 Obs 5
Pa first 104 Pa last 107.4 P.A. Now (θ) 107.4°
Sep first 4.3 Sep last 3.26 Sep. Now (ρ) 3.26"
Mag pri 10.20 Mag sec 12.20 delta mag (ΔM) 2 Spectral class F5 (yellow-white)
Pri motion ra +001 Sec motion ra
Pri motion dec -019 Sec motion dec
Notes W
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Tycho2 4215-01995-1