21129+2329 BKO 887

 
 
21h 12m 54.31s +23° 29' 06.8" P.A. 114.00 sep 42.1 mag 11.20,13.80
 
 
Coord 2000 21129+2329 Discov num BKO 887 Comp Coord arcsec 2000 21 12 54.31 +23 29 06.8
Date first 1998 Date last 2015 Obs 8
Pa first 115 Pa last 114.4 P.A. Now (θ) 114.4°
Sep first 42.7 Sep last 42.077 Sep. Now (ρ) 42.077"
Mag pri 11.20 Mag sec 13.80 delta mag (ΔM) 2.6 Spectral class
Pri motion ra -033 Sec motion ra -057
Pri motion dec -064 Sec motion dec -040
Notes
rPM=0.471
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Tycho2 2186-02248-1 Gaia DR2 1839961481345509632