20122+3621 SEI 996 AB (HD 228273)

 
 
20h 12m 13.88s +36 20' 50.4" sep 29.5 mag 11.33,11.97 Sp A
 
 
Coord 2000 20122+3621 Discov num SEI 996 Comp AB Coord arcsec 2000 20 12 13.88 +36 20 50.4
Date first 1896 Date last 2015 Obs 14
Pa first 1 Pa last 0.3 P.A. Now (θ) 0.3°
Sep first 30.0 Sep last 29.548 Sep. Now (ρ) 29.548"
Mag pri 11.33 Mag sec 11.97 delta mag (ΔM) 0.64 Spectral class A (white)
Pri motion ra +001 Sec motion ra -001
Pri motion dec -003 Sec motion dec -002
Notes
rPM=0.707
Nature of this double is uncertain.
 
 
20122+3621 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 228273 20 12 14 +36 20 50 SEI 996 AB 2015 14 0 29.5 11.33 11.97 0.64 <===
Show 20 12 14 +36 20 50 STJ 71 AC 2018 2 105 1.1 11.40 12.70 1.30
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 228273 Constellation Cygnus Tycho2 2683-02272-1 HD 228273