21202+3818 PTT 18

 
 
21h 21m 02.28s +38° 22' 41.2" P.A. 124.00 sep 6.6 mag 10.00,10.20
 
 
Coord 2000 21202+3818 Discov num PTT  18 Comp Coord arcsec 2000 21 21 02.28 +38 22 41.2
Date first 1895 Date last 2018 Obs 15
Pa first 117 Pa last 124.2 P.A. Now (θ) 124.2°
Sep first 6.1 Sep last 6.649 Sep. Now (ρ) 6.649"
Mag pri 10.00 Mag sec 10.20 delta mag (ΔM) 0.2 Spectral class
Pri motion ra +004 Sec motion ra +001
Pri motion dec -016 Sec motion dec -018
Notes
rPM=0.2 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1964871744643228800