20027+3340 DAM 7 AC

 
 
20h 02m 46.30s +33 39' 58.0" P.A. 308.00 sep 60.7 mag 9.59,12.21 Sp G
 
 
Coord 2000 20027+3340 Discov num DAM   7 Comp AC Coord arcsec 2000 20 02 46.30 +33 39 58.0
Date first 1934 Date last 2015 Obs 5
Pa first 305 Pa last 307.9 P.A. Now (θ) 307.9°
Sep first 60.6 Sep last 60.703 Sep. Now (ρ) 60.703"
Mag pri 9.59 Mag sec 12.21 delta mag (ΔM) 2.62 Spectral class G (yellow)
Pri motion ra -007 Sec motion ra +012
Pri motion dec -025 Sec motion dec -008
Notes
rPM=0.982
This double is not physical.
 
 
20027+3340 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 331635 20 02 46 +33 39 58 HO 118 AB 2016 13 28 3.0 10.00 11.90 1.90
Show 20 02 46 +33 39 58 DAM 7 AC 2015 5 308 60.7 9.59 12.21 2.62 <===
Show 20 02 42 +33 40 35 WAK 13 CD 2015 4 6 2.9 12.20 14.50 2.30
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2674-05721-1 Gaia DR2 2058244436768873600 HD 331635