20334+4118 CAN  55AB

 
 
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
133
P.A. Now (θ)
133°
Sep first
2.9
Sep last
2.9
Sep. Now (ρ)
2.9"
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
This double is physical.
 
 
20334+4118 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 49781 20334+4118 CAN 55 AB 2008 2008 1 133 2.9 8.80 15.50 6.70 <===
Show 49781 20334+4118 CAN 55 AC 2008 2008 1 80 3.1 8.80 16.60 7.80
Show 49781 20334+4118 CAN 55 AD 2008 2008 1 274 7.7 8.80 17.00 8.20
Show 49781 20334+4118 CAN 55 AE 2008 2008 1 161 8.6 8.80 15.10 6.30
Show 49781 20334+4118 CAN 55 AF 2008 2008 1 268 8.7 8.80 16.10 7.30
Show 49781 20334+4118 CAN 55 AG 1998 2008 2 22 9.5 8.80 14.20 5.40
Septuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
132.7
Precise sep
2.86
Constellation
Cygnus
SAO
49781
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20334+4118 CAN 55 AB 2008 1 133 2.9 8.80 15.50 O9V V K 203321.02+411740.1

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