20255+4006 D 22 AC

 
 
20h 25m 31.16s +40 05' 50.8" P.A. 114.00 sep 18.1 mag 8.15,13.20 Sp F8V
 
 
Coord 2000 20255+4006 Discov num D    22 Comp AC Coord arcsec 2000 20 25 31.16 +40 05 50.8
Date first 1905 Date last 1998 Obs 5
Pa first 92 Pa last 114.1 P.A. Now (θ) 114.1°
Sep first 17.8 Sep last 18.11 Sep. Now (ρ) 18.11"
Mag pri 8.15 Mag sec 13.20 delta mag (ΔM) 5.05 Spectral class F8V (yellow-white)
Pri motion ra +092 Sec motion ra
Pri motion dec +019 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
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