20425+4916 ARG 39 AB (HD 197548)

 
 
20h 42m 29.79s +49 15' 59.1" P.A. 184.00 sep 15.4 mag 8.42,8.93 Sp K5
 
 
Coord 2000 20425+4916 Discov num ARG  39 Comp AB Coord arcsec 2000 20 42 29.79 +49 15 59.1
Date first 1899 Date last 2018 Obs 76
Pa first 110 Pa last 183.7 P.A. Now (θ) 183.7°
Sep first 9.9 Sep last 15.418 Sep. Now (ρ) 15.418"
Mag pri 8.42 Mag sec 8.93 delta mag (ΔM) 0.51 Spectral class K5 (yellow-orange)
Pri motion ra +009 Sec motion ra -080
Pri motion dec +002 Sec motion dec -101
Notes N L (See Notes, Linear solution)
rPM=1.057
This double is not physical.
 
 
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
 
 
Name HD 197548 Constellation Cygnus SAO 49964 Tycho2 3582-01449-1
Gaia DR2 2168221334959976320 HD 197548