20377+5351 A 1681 AB (HD 235300)

 
 
20h 37m 39.97s +53° 50' 35.2" P.A. 209.00 sep 4.4 mag 8.87,11.61 Sp G5 dist. 67.66 pc (220.71 l.y.)
 
 
Coord 2000 20377+5351 Discov num A  1681 Comp AB Coord arcsec 2000 20 37 39.97 +53 50 35.2
Date first 1907 Date last 2018 Obs 21
Pa first 213 Pa last 209.1 P.A. Now (θ) 209.1°
Sep first 3.5 Sep last 4.395 Sep. Now (ρ) 4.395"
Mag pri 8.87 Mag sec 11.61 delta mag (ΔM) 2.74 Spectral class G5 (yellow)
Pri motion ra +011 Sec motion ra +010
Pri motion dec -226 Sec motion dec -219
Notes V (Proper motion indicates physical)
rPM=0.031 (< 0.3, Physical double)
This double is physical.
 
 
20377+5351 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 235300 32740 20 37 40 +53 50 35 A 1681 AB 2018 21 209 4.4 8.87 11.61 2.74 <===
Show 32740 20 37 40 +53 50 35 A 1681 AC 2003 3 339 56.9 8.87 12.27 3.40
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 235300 Constellation Cygnus SAO 32740 HIP 101779
Tycho2 3950-02619-1 Gaia DR2 2183233306505670528 HD 235300 BD BD+53 2447
Distance 67.66 Distance ly 220.71