20343+4520 ES 804 BC

 
 
20h 34m 21.43s +45° 20' 09.1" P.A. 128.00 sep 2.2 mag 11.52,12.60
 
 
Coord 2000 20343+4520 Discov num ES  804 Comp BC Coord arcsec 2000 20 34 21.43 +45 20 09.1
Date first 1909 Date last 2009 Obs 4
Pa first 123 Pa last 128.4 P.A. Now (θ) 128.4°
Sep first 2.4 Sep last 2.245 Sep. Now (ρ) 2.245"
Mag pri 11.52 Mag sec 12.60 delta mag (ΔM) 1.08 Spectral class
Pri motion ra -008 Sec motion ra
Pri motion dec -002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20343+4520 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 34 19 +45 20 23 ES 804 AB 2015 12 117 30.8 10.56 11.52 0.96
Show 20 34 21 +45 20 09 ES 804 BC 2009 4 128 2.2 11.52 12.60 1.08 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3573-00996-1 Gaia DR2 2070740695624001152