22318+5004 ES 837 AC

 
 
22h 31m 45.72s +50° 04' 24.4" P.A. 237.00 sep 12.5 mag 9.64,12.90 Sp F
 
 
Coord 2000 22318+5004 Discov num ES  837 Comp AC Coord arcsec 2000 22 31 45.72 +50 04 24.4
Date first 1909 Date last 2015 Obs 9
Pa first 231 Pa last 237 P.A. Now (θ) 237°
Sep first 12.4 Sep last 12.494 Sep. Now (ρ) 12.494"
Mag pri 9.64 Mag sec 12.90 delta mag (ΔM) 3.26 Spectral class F (yellow-white)
Pri motion ra +005 Sec motion ra -011
Pri motion dec -016 Sec motion dec -006
Notes
rPM=1.126
This double is not physical.
 
 
22318+5004 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 22 31 46 +50 04 24 ES 837 AB 2015 7 248 6.5 9.64 13.30 3.66
Show 22 31 46 +50 04 24 ES 837 AC 2015 9 237 12.5 9.64 12.90 3.26 <===
Show 22 31 46 +50 04 24 ES 837 AD 2016 12 171 44.7 9.64 9.77 0.13
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lacerta Tycho2 3628-01584-1 Gaia DR2 1988175687438652544