20157+1534 BKO 547

 
 
20h 15m 43.36s +15 34' 19.6" P.A. 91.00 sep 4.4 mag 13.50,14.00
 
 
Coord 2000 20157+1534 Discov num BKO 547 Comp Coord arcsec 2000 20 15 43.36 +15 34 19.6
Date first 1998 Date last 2015 Obs 5
Pa first 90 Pa last 90.5 P.A. Now (θ) 90.5°
Sep first 4.4 Sep last 4.437 Sep. Now (ρ) 4.437"
Mag pri 13.50 Mag sec 14.00 delta mag (ΔM) 0.5 Spectral class
Pri motion ra -026 Sec motion ra
Pri motion dec -005 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1808423953112128000