20471+1918 HO 141 AC

 
 
20h 47m 05.66s +19° 17' 47.5" P.A. 64.00 sep 22.6 mag 9.53,13.80 Sp A3
 
 
Coord 2000 20471+1918 Discov num HO  141 Comp AC Coord arcsec 2000 20 47 05.66 +19 17 47.5
Date first 1906 Date last 2015 Obs 4
Pa first 68 Pa last 64.2 P.A. Now (θ) 64.2°
Sep first 23.8 Sep last 22.601 Sep. Now (ρ) 22.601"
Mag pri 9.53 Mag sec 13.80 delta mag (ΔM) 4.27 Spectral class A3 (white)
Pri motion ra +007 Sec motion ra +001
Pri motion dec -008 Sec motion dec -002
Notes
rPM=0.798
Nature of this double is uncertain.
 
 
20471+1918 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 352968 106486 20 47 06 +19 17 48 HO 141 AB 2016 13 294 1.6 9.53 11.19 1.66
Show 20 47 06 +19 17 48 HO 141 AC 2015 4 64 22.6 9.53 13.80 4.27 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 1642-01821-1 Gaia DR2 1814005894464297600 DM BD+18 4619