21559+5212 ES 1106 AB

 
 
21h 55m 59.75s +52° 13' 11.0" P.A. 11.00 sep 4.8 mag 10.63,11.40
 
 
Coord 2000 21559+5212 Discov num ES 1106 Comp AB Coord arcsec 2000 21 55 59.75 +52 13 11.0
Date first 1911 Date last 2015 Obs 5
Pa first 9 Pa last 10.7 P.A. Now (θ) 10.7°
Sep first 4.8 Sep last 4.815 Sep. Now (ρ) 4.815"
Mag pri 10.63 Mag sec 11.40 delta mag (ΔM) 0.77 Spectral class
Pri motion ra +003 Sec motion ra
Pri motion dec -003 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21559+5212 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 55 60 +52 13 11 ES 1106 AB 2015 5 11 4.8 10.63 11.40 0.77 <===
Show 21 55 60 +52 13 11 ES 1106 AC 2015 5 164 10.4 10.63 12.90 2.27
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3616-00196-1 Gaia DR2 1981132246005255552 ADS 15469