20193+3635 AG 253 AB (HD 228899)

 
 
20h 19m 18.43s +36 35' 08.5" P.A. 118.00 sep 9.8 mag 9.38,9.85 Sp G5+G8III
 
 
Coord 2000 20193+3635 Discov num AG  253 Comp AB Coord arcsec 2000 20 19 18.43 +36 35 08.5
Date first 1896 Date last 2018 Obs 31
Pa first 119 Pa last 117.6 P.A. Now (θ) 117.6°
Sep first 9.5 Sep last 9.784 Sep. Now (ρ) 9.784"
Mag pri 9.38 Mag sec 9.85 delta mag (ΔM) 0.47 Spectral class G5+G8III (yellow/yellow)
Pri motion ra -002 Sec motion ra -003
Pri motion dec -018 Sec motion dec -018
Notes N T (See Notes, Parallax indicates physical)
rPM=0.055 (< 0.3, Physical double)
This double is physical.
 
 
20193+3635 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 228899 69829 20 19 18 +36 35 08 AG 253 AB 2018 31 118 9.8 9.38 9.85 0.47 <===
Show 69829 20 19 18 +36 35 08 AG 253 AC 2015 13 268 171.9 9.38 11.28 1.90
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 228899 Constellation Cygnus SAO 69829 Tycho2 2684-01643-1
Gaia DR2 2057539993381925248 HD 228899