20457+4951 TDT 2521

 
 
20h 45m 45.00s +49 50' 44.0" P.A. 236.00 sep 0.3 mag 10.48,10.65 Sp G0
 
 
Coord 2000 20457+4951 Discov num TDT2521 Comp Coord arcsec 2000 20 45 45.00 +49 50 44.0
Date first 1991 Date last 2007 Obs 2
Pa first 238 Pa last 235.8 P.A. Now (θ) 235.8°
Sep first 0.4 Sep last 0.327 Sep. Now (ρ) 0.327"
Mag pri 10.48 Mag sec 10.65 delta mag (ΔM) 0.17 Spectral class G0 (yellow)
Pri motion ra +032 Sec motion ra +032
Pri motion dec -004 Sec motion dec -004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3582-00525-1