20417+3622 SEI 1217

 
 
20h 41m 38.01s +36° 22' 08.3" P.A. 245.00 sep 15.1 mag 11.04,11.91
 
 
Coord 2000 20417+3622 Discov num SEI1217 Comp Coord arcsec 2000 20 41 38.01 +36 22 08.3
Date first 1896 Date last 2015 Obs 23
Pa first 242 Pa last 244.8 P.A. Now (θ) 244.8°
Sep first 18.2 Sep last 15.097 Sep. Now (ρ) 15.097"
Mag pri 11.04 Mag sec 11.91 delta mag (ΔM) 0.87 Spectral class
Pri motion ra -001 Sec motion ra +012
Pri motion dec -006 Sec motion dec +016
Notes U (Proper motion indicates non-physical)
rPM=1.278
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2698-00717-1 Gaia DR2 1870620852002702208