20189+4227 HJ 1503

 
 
20h 18m 55.48s +42 27' 28.5" P.A. 73.00 sep 16.9 mag 9.82,10.90 Sp A5
 
 
Coord 2000 20189+4227 Discov num HJ 1503 Comp Coord arcsec 2000 20 18 55.48 +42 27 28.5
Date first 1828 Date last 2015 Obs 16
Pa first 82 Pa last 72.9 P.A. Now (θ) 72.9°
Sep first 10.0 Sep last 16.857 Sep. Now (ρ) 16.857"
Mag pri 9.82 Mag sec 10.90 delta mag (ΔM) 1.08 Spectral class A5 (white)
Pri motion ra +002 Sec motion ra +013
Pri motion dec +000 Sec motion dec +009
Notes
rPM=0.899
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3159-00457-1 Gaia DR2 2068774901969252480