20280+3008 BU 62 AD

 
 
20h 28m 00.64s +30 08' 02.6" P.A. 267.00 sep 46.1 mag 8.70,12.81 Sp A0
 
 
Coord 2000 20280+3008 Discov num BU   62 Comp AD Coord arcsec 2000 20 28 00.64 +30 08 02.6
Date first 1900 Date last 2015 Obs 8
Pa first 268 Pa last 267 P.A. Now (θ) 267°
Sep first 46.3 Sep last 46.14 Sep. Now (ρ) 46.14"
Mag pri 8.70 Mag sec 12.81 delta mag (ΔM) 4.11 Spectral class A0 (white)
Pri motion ra -005 Sec motion ra +004
Pri motion dec -005 Sec motion dec -005
Notes
rPM=1.273
This double is not physical.
 
 
20280+3008 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 195051 20 28 01 +30 08 03 BU 62 AB 2016 25 133 1.2 8.70 9.79 1.09
Show 20 28 01 +30 08 03 BU 62 AC 2015 12 179 38.2 8.70 10.65 1.95
Show 20 28 01 +30 08 03 BU 62 AD 2015 8 267 46.1 8.70 12.81 4.11 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2685-01097-1 Gaia DR2 1860930439418746880 HD 195051