21025+3844 SEI 1374

 
 
21h 02m 30.05s +38° 43' 20.5" P.A. 104.00 sep 17.0 mag 12.17,12.40
 
 
Coord 2000 21025+3844 Discov num SEI1374 Comp Coord arcsec 2000 21 02 30.05 +38 43 20.5
Date first 1895 Date last 2015 Obs 10
Pa first 108 Pa last 103.7 P.A. Now (θ) 103.7°
Sep first 16.5 Sep last 17.027 Sep. Now (ρ) 17.027"
Mag pri 12.17 Mag sec 12.40 delta mag (ΔM) 0.23 Spectral class
Pri motion ra -010 Sec motion ra +007
Pri motion dec -010 Sec motion dec -002
Notes
rPM=1.329
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3168-01414-1 Gaia DR2 1872173293700780416