18138+5341 ES 645

 
 
18h 13m 47.16s +53° 41' 10.0" P.A. 84.00 sep 3.1 mag 8.94,12.70 Sp K5
 
 
Coord 2000 18138+5341 Discov num ES  645 Comp Coord arcsec 2000 18 13 47.16 +53 41 10.0
Date first 1908 Date last 2021 Obs 9
Pa first 89 Pa last 83.6 P.A. Now (θ) 83.6°
Sep first 2.8 Sep last 3.1 Sep. Now (ρ) 3.1"
Mag pri 8.94 Mag sec 12.70 delta mag (ΔM) 3.76 Spectral class K5 (yellow-orange)
Pri motion ra -002 Sec motion ra
Pri motion dec -010 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco SAO 30826 Tycho2 3904-01517-1 Gaia DR2 2149488096353729152
HD 234594