20119+3551 SEI 983 AB

 
 
20h 11m 48.89s +35 50' 52.8" P.A. 89.00 sep 3.5 mag 11.74,11.70 Sp A2:
 
 
Coord 2000 20119+3551 Discov num SEI 983 Comp AB Coord arcsec 2000 20 11 48.89 +35 50 52.8
Date first 1896 Date last 2015 Obs 13
Pa first 91 Pa last 88.7 P.A. Now (θ) 88.7°
Sep first 3.0 Sep last 3.464 Sep. Now (ρ) 3.464"
Mag pri 11.74 Mag sec 11.70 delta mag (ΔM) 0.04 Spectral class A2: (white)
Pri motion ra -011 Sec motion ra +026
Pri motion dec -004 Sec motion dec -006
Notes N (See Notes)
rPM=1.389
This double is not physical.
 
 
20119+3551 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 11 49 +35 50 53 SEI 983 AB 2015 13 89 3.5 11.74 11.70 0.04 <===
Show 20 11 49 +35 50 53 SEI 983 AC 2015 5 243 8.1 11.74 15.00 3.26
Show 20 11 49 +35 50 53 BKO 102 AD 2015 4 277 14.7 11.74 15.29 3.55
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2058959149358430848