20281+5513 STI 2533

 
 
20h 28m 01.92s +55° 13' 03.7" P.A. 198.00 sep 10.0 mag 11.90,12.80
 
 
Coord 2000 20281+5513 Discov num STI2533 Comp Coord arcsec 2000 20 28 01.92 +55 13 03.7
Date first 1905 Date last 2015 Obs 11
Pa first 198 Pa last 197.9 P.A. Now (θ) 197.9°
Sep first 9.8 Sep last 10.008 Sep. Now (ρ) 10.008"
Mag pri 11.90 Mag sec 12.80 delta mag (ΔM) 0.9 Spectral class
Pri motion ra +011 Sec motion ra +006
Pri motion dec +004 Sec motion dec +000
Notes
rPM=0.547
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3954-01377-1 Gaia DR2 2186584892823836800