20333+4121 CAN 54 AD

 
 
20h 33m 18.03s +41° 21' 36.7" P.A. 314.00 sep 6.4 mag 8.10,14.70 Sp O8V
 
 
Coord 2000 20333+4121 Discov num CAN  54 Comp AD Coord arcsec 2000 20 33 18.03 +41 21 36.7
Date first 2008 Date last 2008 Obs 1
Pa first 314 Pa last 314.4 P.A. Now (θ) 314.4°
Sep first 6.4 Sep last 6.44 Sep. Now (ρ) 6.44"
Mag pri 8.10 Mag sec 14.70 delta mag (ΔM) 6.6 Spectral class O8V (blue)
Pri motion ra Sec motion ra
Pri motion dec Sec motion dec
Notes K (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
Nature of this double is uncertain.
 
 
20333+4121 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 33 18 +41 21 37 CAN 54 AB 2008 1 282 5.4 8.10 15.60 7.50
Show 20 33 18 +41 21 37 CAN 54 AC 2008 1 342 6.1 8.10 15.40 7.30
Show 20 33 18 +41 21 37 CAN 54 AD 2008 1 314 6.4 8.10 14.70 6.60 <===
Show 20 33 18 +41 21 37 CAN 54 AE 2014 5 276 8.4 8.10 14.20 6.10
Show 20 33 18 +41 21 37 CAN 54 AF 2008 2 278 8.8 8.10 16.30 8.20
Show 20 33 18 +41 21 37 CAN 54 AG 2014 4 123 8.7 8.10 14.90 6.80
Show 20 33 18 +41 21 37 CAN 54 AH 2008 1 125 9.7 8.10 14.40 6.30
Show 20 33 18 +41 21 37 CAN 54 AI 2014 5 98 11.7 8.10 13.20 5.10
Show 20 33 18 +41 21 37 CAN 54 AJ 2013 3 241 13.0 8.10 12.50 4.40
Decuple system
10 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus