20146+3855 ES 2047 AD

 
 
20h 14m 37.91s +38° 55' 29.2" P.A. 103.00 sep 10.6 mag 9.50,14.00 Sp B0.5III
 
 
Coord 2000 20146+3855 Discov num ES 2047 Comp AD Coord arcsec 2000 20 14 37.91 +38 55 29.2
Date first 1923 Date last 2015 Obs 8
Pa first 100 Pa last 103 P.A. Now (θ) 103°
Sep first 11.2 Sep last 10.58 Sep. Now (ρ) 10.58"
Mag pri 9.50 Mag sec 14.00 delta mag (ΔM) 4.5 Spectral class B0.5III (blue-white)
Pri motion ra -002 Sec motion ra +051
Pri motion dec -004 Sec motion dec -017
Notes
rPM=1.015
This double is not physical.
 
 
20146+3855 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 228519 69683 20 14 38 +38 55 29 ES 2047 AB 2021 8 174 33.2 9.48 11.23 1.75
Show 69683 20 14 38 +38 55 29 ES 2047 AD 2015 8 103 10.6 9.50 14.00 4.50 <===
Show 69683 20 14 38 +38 55 29 ES 2047 AE 2015 7 106 27.6 9.50 13.30 3.80
Show 20 14 38 +38 54 55 ES 2047 BC 2021 7 197 4.7 10.60 10.80 0.20
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 69683 Tycho2 3151-01650-1 Gaia DR2 2062092035936730240
HD 228519 DM BD+38 3965