20361+4745 HJ 1549

 
 
20h 36m 03.82s +47 45' 09.5" P.A. 55.00 sep 5.5 mag 9.60,10.50
 
 
Coord 2000 20361+4745 Discov num HJ 1549 Comp Coord arcsec 2000 20 36 03.82 +47 45 09.5
Date first 1828 Date last 2018 Obs 10
Pa first 52 Pa last 54.7 P.A. Now (θ) 54.7°
Sep first 4.0 Sep last 5.517 Sep. Now (ρ) 5.517"
Mag pri 9.60 Mag sec 10.50 delta mag (ΔM) 0.9 Spectral class
Pri motion ra -025 Sec motion ra -009
Pri motion dec -021 Sec motion dec -015
Notes
rPM=0.523
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2071632365196287488