20151+4118 A 387 AB (HD 192803)

 
 
20h 15m 08.10s +41 17' 55.4" P.A. 151.00 sep 5.1 mag 7.90,11.48 Sp B9II-III dist. 1219.51 pc (3978.04 l.y.)
 
 
Coord 2000 20151+4118 Discov num A   387 Comp AB Coord arcsec 2000 20 15 08.10 +41 17 55.4
Date first 1902 Date last 2016 Obs 12
Pa first 152 Pa last 151 P.A. Now (θ) 151°
Sep first 4.9 Sep last 5.08 Sep. Now (ρ) 5.08"
Mag pri 7.90 Mag sec 11.48 delta mag (ΔM) 3.58 Spectral class B9II-III (blue-white)
Pri motion ra +000 Sec motion ra +001
Pri motion dec -002 Sec motion dec -005
Notes N (See Notes)
rPM=0.62
Nature of this double is uncertain.
 
 
20151+4118 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 192803 49365 20 15 08 +41 17 55 A 387 AB 2016 12 151 5.1 7.90 11.48 3.58 <===
Show 49365 20 15 08 +41 17 55 A 387 AC 2016 12 222 21.6 7.90 10.75 2.85
Show 20 15 07 +41 17 39 A 387 CD 2016 8 19 9.0 10.75 13.00 2.25
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 192803 Constellation Cygnus SAO 49365 HIP 99813
Tycho2 3159-00995-1 Gaia DR2 2062620699174311296 HD 192803 BD BD+40 4077
Distance 1219.51 Distance ly 3978.04