20159+4307 BRT 2257

 
 
20h 15m 54.82s +43 07' 49.2" P.A. 101.00 sep 3.4 mag 10.85,12.10
 
 
Coord 2000 20159+4307 Discov num BRT2257 Comp Coord arcsec 2000 20 15 54.82 +43 07 49.2
Date first 1892 Date last 2006 Obs 3
Pa first 103 Pa last 101.2 P.A. Now (θ) 101.2°
Sep first 2.8 Sep last 3.439 Sep. Now (ρ) 3.439"
Mag pri 10.85 Mag sec 12.10 delta mag (ΔM) 1.25 Spectral class
Pri motion ra +002 Sec motion ra
Pri motion dec -017 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3163-00693-1 Gaia DR2 2080829676882658944