19579+3843 SEI 751 AB

 
 
19h 57m 49.54s +38 43' 37.8" P.A. 258.00 sep 20.4 mag 11.70,12.04
 
 
Coord 2000 19579+3843 Discov num SEI 751 Comp AB Coord arcsec 2000 19 57 49.54 +38 43 37.8
Date first 1896 Date last 2017 Obs 13
Pa first 259 Pa last 257.9 P.A. Now (θ) 257.9°
Sep first 20.0 Sep last 20.374 Sep. Now (ρ) 20.374"
Mag pri 11.70 Mag sec 12.04 delta mag (ΔM) 0.34 Spectral class
Pri motion ra -009 Sec motion ra -008
Pri motion dec -014 Sec motion dec -013
Notes
rPM=0.085 (< 0.3, Physical double)
This double is physical.
 
 
19579+3843 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 57 50 +38 43 38 SEI 751 AB 2017 13 258 20.4 11.70 12.04 0.34 <===
Show 19 57 50 +38 43 38 TOB 163 AC 2017 6 72 23.5 11.70 11.90 0.20
Show 19 57 51 +38 43 45 MLB 949 CD 2017 3 104 3.1 12.20 13.80 1.60
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3137-02906-1 Gaia DR2 2072548292756773376