20307+2826 GRV 347

 
 
20h 30m 44.21s +28 26' 47.5" P.A. 8.00 sep 22.4 mag 11.60,12.80
 
 
Coord 2000 20307+2826 Discov num GRV 347 Comp Coord arcsec 2000 20 30 44.21 +28 26 47.5
Date first 1999 Date last 2016 Obs 9
Pa first 8 Pa last 7.8 P.A. Now (θ) 7.8°
Sep first 22.4 Sep last 22.441 Sep. Now (ρ) 22.441"
Mag pri 11.60 Mag sec 12.80 delta mag (ΔM) 1.2 Spectral class
Pri motion ra -020 Sec motion ra -019
Pri motion dec -024 Sec motion dec -025
Notes V (Proper motion indicates physical)
rPM=0.045 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Tycho2 2169-00937-1 Gaia DR2 1860166003938326656