20425+4916 ARG 39 BE

 
 
20h 42m 29.85s +49° 15' 45.7" P.A. 55.00 sep 44.1 mag 8.93,15.00 Sp K5
 
 
Coord 2000 20425+4916 Discov num ARG  39 Comp BE Coord arcsec 2000 20 42 29.85 +49 15 45.7
Date first 1909 Date last 2018 Obs 9
Pa first 56 Pa last 54.7 P.A. Now (θ) 54.7°
Sep first 30.2 Sep last 44.113 Sep. Now (ρ) 44.113"
Mag pri 8.93 Mag sec 15.00 delta mag (ΔM) 6.07 Spectral class K5 (yellow-orange)
Pri motion ra -080 Sec motion ra
Pri motion dec -099 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
20425+4916 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 197548 49964 20 42 30 +49 15 59 ARG 39 AB 2018 76 184 15.4 8.42 8.93 0.51
Show 49964 20 42 30 +49 15 59 ARG 39 AF 2018 11 258 34.4 8.42 14.00 5.58
Show 49964 20 42 30 +49 15 59 ARG 39 AG 2018 11 341 52.4 8.42 13.64 5.22
Show 20 42 30 +49 15 46 ARG 39 BC 2018 15 100 35.4 8.93 13.32 4.39
Show 20 42 30 +49 15 46 ARG 39 BD 2018 12 241 21.1 8.93 14.30 5.37
Show 20 42 30 +49 15 46 ARG 39 BE 2018 9 55 44.1 8.93 15.00 6.07 <===
Septuple system
7 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3582-02133-1 Gaia DR2 2168221334959975424