20057+2320 POU 4209 AB

 
 
20h 05m 40.29s +23 20' 26.9" P.A. 51.00 sep 15.1 mag 11.10,12.70
 
 
Coord 2000 20057+2320 Discov num POU4209 Comp AB Coord arcsec 2000 20 05 40.29 +23 20 26.9
Date first 1894 Date last 2015 Obs 7
Pa first 55 Pa last 51 P.A. Now (θ) 51°
Sep first 17.5 Sep last 15.11 Sep. Now (ρ) 15.11"
Mag pri 11.10 Mag sec 12.70 delta mag (ΔM) 1.6 Spectral class
Pri motion ra -001 Sec motion ra -022
Pri motion dec -007 Sec motion dec -010
Notes
rPM=0.878
This double is not physical.
 
 
20057+2320 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 05 40 +23 20 27 POU 4209 AB 2015 7 51 15.1 11.10 12.70 1.60 <===
Show 20 05 40 +23 20 27 POU 4210 AC 2015 5 286 13.8 11.10 13.30 2.20
Show 20 05 40 +23 20 27 BKO 759 AD 2009 1 222 1.6 11.10 12.00 0.90
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Tycho2 2154-02441-1 Gaia DR2 1833190379504456064