20136+3553 SEI 1021 AB

 
 
20h 13m 34.11s +35 52' 53.8" P.A. 248.00 sep 13.4 mag 10.90,12.40
 
 
Coord 2000 20136+3553 Discov num SEI1021 Comp AB Coord arcsec 2000 20 13 34.11 +35 52 53.8
Date first 1896 Date last 2015 Obs 8
Pa first 241 Pa last 247.5 P.A. Now (θ) 247.5°
Sep first 14.7 Sep last 13.408 Sep. Now (ρ) 13.408"
Mag pri 10.90 Mag sec 12.40 delta mag (ΔM) 1.5 Spectral class
Pri motion ra -007 Sec motion ra +004
Pri motion dec -009 Sec motion dec +007
Notes
rPM=1.703
This double is not physical.
 
 
20136+3553 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 13 34 +35 52 54 SEI 1021 AB 2015 8 248 13.4 10.90 12.40 1.50 <===
Show 20 13 34 +35 52 54 SEI 1021 AC 2015 2 253 10.3 10.90 14.20 3.30
Show 20 13 34 +35 52 54 SEI 1021 AD 2015 7 121 6.9 10.90 15.10 4.20
Show 20 13 33 +35 52 48 SEI 1021 BC 2016 3 52 3.3 12.40 14.20 1.80
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2683-03118-1 Gaia DR2 2058916891197902336