20334+4118 CAN 55 AB

 
 
20h 33m 21.02s +41° 17' 40.1" P.A. 133.00 sep 2.9 mag 8.80,15.50 Sp O9V
 
 
Coord 2000 20334+4118 Discov num CAN  55 Comp AB Coord arcsec 2000 20 33 21.02 +41 17 40.1
Date first 2008 Date last 2008 Obs 1
Pa first 133 Pa last 132.7 P.A. Now (θ) 132.7°
Sep first 2.9 Sep last 2.86 Sep. Now (ρ) 2.86"
Mag pri 8.80 Mag sec 15.50 delta mag (ΔM) 6.7 Spectral class O9V (blue)
Pri motion ra Sec motion ra
Pri motion dec Sec motion dec
Notes V K (Proper motion indicates physical, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
 
 
20334+4118 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 33 21 +41 17 40 CAN 55 AB 2008 1 133 2.9 8.80 15.50 6.70 <===
Show 20 33 21 +41 17 40 CAN 55 AC 2008 1 80 3.1 8.80 16.60 7.80
Show 20 33 21 +41 17 40 CAN 55 AD 2008 1 274 7.7 8.80 17.00 8.20
Show 20 33 21 +41 17 40 CAN 55 AE 2008 1 161 8.6 8.80 15.10 6.30
Show 20 33 21 +41 17 40 CAN 55 AF 2008 1 268 8.7 8.80 16.10 7.30
Show 20 33 21 +41 17 40 CAN 55 AG 2008 2 22 9.5 8.80 14.20 5.40
Septuple system
7 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus