20176+3643 SLE 988

 
 
20h 17m 38.41s +36 42' 34.0" P.A. 115.00 sep 10.8 mag 11.71,13.10
 
 
Coord 2000 20176+3643 Discov num SLE 988 Comp Coord arcsec 2000 20 17 38.41 +36 42 34.0
Date first 1985 Date last 2015 Obs 8
Pa first 113 Pa last 114.5 P.A. Now (θ) 114.5°
Sep first 10.9 Sep last 10.836 Sep. Now (ρ) 10.836"
Mag pri 11.71 Mag sec 13.10 delta mag (ΔM) 1.39 Spectral class
Pri motion ra -002 Sec motion ra +005
Pri motion dec -003 Sec motion dec -017
Notes
rPM=0.883
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2684-01893-1 Gaia DR2 2060545675909596288