20515+3944 DAM 317 AB

 
 
20h 51m 26.53s +39° 42' 43.8" P.A. 95.00 sep 14.8 mag 10.90,13.70
 
 
Coord 2000 20515+3944 Discov num DAM 317 Comp AB Coord arcsec 2000 20 51 26.53 +39 42 43.8
Date first 1998 Date last 2015 Obs 6
Pa first 92 Pa last 94.9 P.A. Now (θ) 94.9°
Sep first 15.2 Sep last 14.817 Sep. Now (ρ) 14.817"
Mag pri 10.90 Mag sec 13.70 delta mag (ΔM) 2.8 Spectral class
Pri motion ra +003 Sec motion ra -018
Pri motion dec +002 Sec motion dec -037
Notes
rPM=1.077
This double is not physical.
 
 
20515+3944 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 51 27 +39 42 44 DAM 317 AB 2015 6 95 14.8 10.90 13.70 2.80 <===
Show 20 51 27 +39 42 44 DAM 317 AC 2015 6 357 15.2 10.90 13.50 2.60
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3171-01903-1 Gaia DR2 2065048901874615808