21309+4228 TDT 3004 AB

 
 
21h 30m 51.28s +42° 27' 34.9" P.A. 164.00 sep 5.9 mag 10.69,10.98
 
 
Coord 2000 21309+4228 Discov num TDT3004 Comp AB Coord arcsec 2000 21 30 51.28 +42 27 34.9
Date first 1991 Date last 2018 Obs 9
Pa first 179 Pa last 163.7 P.A. Now (θ) 163.7°
Sep first 6.2 Sep last 5.933 Sep. Now (ρ) 5.933"
Mag pri 10.69 Mag sec 10.98 delta mag (ΔM) 0.29 Spectral class
Pri motion ra -005 Sec motion ra +055
Pri motion dec -007 Sec motion dec +009
Notes W
rPM=1.114
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3191-01166-1