19447+4456 DA 13 AC

 
 
19h 44m 44.02s +44 55' 44.0" P.A. 288.00 sep 155.3 mag 7.42,11.98 Sp K0
 
 
Coord 2000 19447+4456 Discov num DA   13 Comp AC Coord arcsec 2000 19 44 44.02 +44 55 44.0
Date first 1878 Date last 2015 Obs 8
Pa first 290 Pa last 288 P.A. Now (θ) 288°
Sep first 153.1 Sep last 155.339 Sep. Now (ρ) 155.339"
Mag pri 7.42 Mag sec 11.98 delta mag (ΔM) 4.56 Spectral class K0 (yellow-orange)
Pri motion ra +033 Sec motion ra +007
Pri motion dec +017 Sec motion dec +004
Notes
rPM=0.783
Nature of this double is uncertain.
 
 
19447+4456 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 186816 48791 19 44 44 +44 55 44 DA 13 AB 2018 16 274 2.0 7.42 11.60 4.18
Show 48791 19 44 44 +44 55 44 DA 13 AC 2015 8 288 155.3 7.42 11.98 4.56 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 48791 Tycho2 3148-00881-1 Gaia DR2 2079759336670805376
HD 186816