20441+5043 LEP 171

 
 
20h 44m 07.57s +50° 42' 33.1" P.A. 172.00 sep 4.4 mag 17.20,18.30
 
 
Coord 2000 20441+5043 Discov num LEP 171 Comp Coord arcsec 2000 20 44 07.57 +50 42 33.1
Date first 1954 Date last 2016 Obs 8
Pa first 171 Pa last 172.2 P.A. Now (θ) 172.2°
Sep first 4.1 Sep last 4.441 Sep. Now (ρ) 4.441"
Mag pri 17.20 Mag sec 18.30 delta mag (ΔM) 1.1 Spectral class
Pri motion ra -103 Sec motion ra -096
Pri motion dec +122 Sec motion dec +121
Notes V (Proper motion indicates physical)
rPM=0.044 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2168445566614254592