20333+4117 CAN 79 AJ

 
 
20h 33m 17.48s +41° 17' 09.3" P.A. 242.00 sep 11.4 mag 7.60,11.90 Sp O7V
 
 
Coord 2000 20333+4117 Discov num CAN  79 Comp AJ Coord arcsec 2000 20 33 17.48 +41 17 09.3
Date first 2008 Date last 2015 Obs 5
Pa first 242 Pa last 242.2 P.A. Now (θ) 242.2°
Sep first 11.5 Sep last 11.438 Sep. Now (ρ) 11.438"
Mag pri 7.60 Mag sec 11.90 delta mag (ΔM) 4.3 Spectral class O7V (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.
 
 
20333+4117 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 33 17 +41 17 09 CAN 79 AB 2008 1 201 3.7 7.60 16.30 8.70
Show 20 33 17 +41 17 09 CAN 79 AC 2008 1 320 4.2 7.60 14.50 6.90
Show 20 33 17 +41 17 09 CAN 79 AD 2008 1 52 5.7 7.60 16.20 8.60
Show 20 33 17 +41 17 09 CAN 79 AE 2008 1 46 6.0 7.60 16.00 8.40
Show 20 33 17 +41 17 09 CAN 79 AF 2008 1 2 6.5 7.60 15.90 8.30
Show 20 33 17 +41 17 09 CAN 79 AG 2008 2 151 8.8 7.60 13.80 6.20
Show 20 33 17 +41 17 09 CAN 79 AH 2008 1 52 9.3 7.60 14.40 6.80
Show 20 33 17 +41 17 09 CAN 79 AI 2014 4 205 10.1 7.60 13.60 6.00
Show 20 33 17 +41 17 09 CAN 79 AJ 2015 5 242 11.4 7.60 11.90 4.30 <===
Show 20 33 17 +41 17 09 CAN 79 AK 2014 2 231 15.0 7.60 13.60 6.00
11-fold system
11 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus