20255+4006 POP 224 AD

 
 
20h 25m 31.16s +40 05' 50.8" P.A. 98.00 sep 71.2 mag 8.15,11.58 Sp F8V
 
 
Coord 2000 20255+4006 Discov num POP 224 Comp AD Coord arcsec 2000 20 25 31.16 +40 05 50.8
Date first 1928 Date last 2009 Obs 6
Pa first 97 Pa last 97.5 P.A. Now (θ) 97.5°
Sep first 77.6 Sep last 71.2 Sep. Now (ρ) 71.2"
Mag pri 8.15 Mag sec 11.58 delta mag (ΔM) 3.43 Spectral class F8V (yellow-white)
Pri motion ra +092 Sec motion ra -005
Pri motion dec +019 Sec motion dec -005
Notes
rPM=1.064
This double is not physical.
 
 
20255+4006 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 194685 70001 20 25 31 +40 05 51 D 22 AB 2016 72 163 2.9 8.15 9.48 1.33
Show 70001 20 25 31 +40 05 51 D 22 AC 1998 5 114 18.1 8.15 13.20 5.05
Show 70001 20 25 31 +40 05 51 POP 224 AD 2009 6 98 71.2 8.15 11.58 3.43 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 70001 Tycho2 3156-00437-1 Gaia DR2 2067478101017759616
HD 194685