19595+5944 ES 201 AB (HD 189979)

 
 
19h 59m 32.48s +59 44' 14.5" P.A. 143.00 sep 4.1 mag 8.81,11.30 Sp F8
 
 
Coord 2000 19595+5944 Discov num ES  201 Comp AB Coord arcsec 2000 19 59 32.48 +59 44 14.5
Date first 1903 Date last 2016 Obs 12
Pa first 145 Pa last 142.9 P.A. Now (θ) 142.9°
Sep first 4.1 Sep last 4.126 Sep. Now (ρ) 4.126"
Mag pri 8.81 Mag sec 11.30 delta mag (ΔM) 2.49 Spectral class F8 (yellow-white)
Pri motion ra +010 Sec motion ra
Pri motion dec -018 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19595+5944 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 189979 32184 19 59 32 +59 44 14 ES 201 AB 2016 12 143 4.1 8.81 11.30 2.49 <===
Show 32184 19 59 32 +59 44 14 ES 201 AC 2015 12 94 29.3 8.81 10.70 1.89
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 189979 Constellation Cygnus SAO 32184 Tycho2 3947-00527-1
Gaia DR2 2237222905140306688 HD 189979 ADS 13241