20334+4109 WSI 67 AB

 
 
20h 33m 23.46s +41 09' 12.9" P.A. 326.00 sep 0.7 mag 12.50,12.90 Sp O5.5V
 
 
Coord 2000 20334+4109 Discov num WSI  67 Comp AB Coord arcsec 2000 20 33 23.46 +41 09 12.9
Date first 2005 Date last 2012 Obs 8
Pa first 325 Pa last 325.8 P.A. Now (θ) 325.8°
Sep first 0.7 Sep last 0.744 Sep. Now (ρ) 0.744"
Mag pri 12.50 Mag sec 12.90 delta mag (ΔM) 0.4 Spectral class O5.5V (blue)
Pri motion ra +001 Sec motion ra
Pri motion dec -001 Sec motion dec
Notes V (Proper motion indicates physical)
This double is physical.
 
 
20334+4109 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 33 23 +41 09 13 WSI 67 AB 2012 8 326 0.7 12.50 12.90 0.40 <===
Show 20 33 23 +41 09 13 CAN 56 AC 2005 3 308 4.4 6.10 9.20 3.10
Show 20 33 23 +41 09 13 CAN 56 AD 2014 7 269 11.7 6.10 11.30 5.20
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus