20333+4117 CAN  79AB

 
 
20h 33m 17.48s +41 17' 09.3" P.A. 201.00 sep 3.7 mag 7.60,16.30 Sp O7V
 
 
Coord 2000
20333+4117
Discov num
CAN  79
Comp
AB
Coord arcsec 2000
20 33 17.48 +41 17 09.3
Date first
2008
Date last
2008
Obs
1
Pa first
201
Pa last
201
P.A. Now (θ)
201°
Sep first
3.7
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
7.60
Mag sec
16.30
delta mag (ΔM)
8.7
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
This double is physical.
 
 
20333+4117 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 49781 20333+4117 CAN 79 AB 2008 2008 1 201 3.7 7.60 16.30 8.70 <===
Show 49781 20333+4117 CAN 79 AC 2008 2008 1 320 4.2 7.60 14.50 6.90
Show 49781 20333+4117 CAN 79 AD 2008 2008 1 52 5.7 7.60 16.20 8.60
Show 49781 20333+4117 CAN 79 AE 2008 2008 1 46 6.0 7.60 16.00 8.40
Show 49781 20333+4117 CAN 79 AF 2008 2008 1 2 6.5 7.60 15.90 8.30
Show 49781 20333+4117 CAN 79 AG 1998 2008 2 151 8.8 7.60 13.80 6.20
Show 49781 20333+4117 CAN 79 AH 2008 2008 1 52 9.3 7.60 14.40 6.80
Show 49781 20333+4117 CAN 79 AI 2008 2014 4 205 10.1 7.60 13.60 6.00
Show 49781 20333+4117 CAN 79 AJ 2008 2015 5 242 11.4 7.60 11.90 4.30
Show 49781 20333+4117 CAN 79 AK 2008 2014 2 231 15.0 7.60 13.60 6.00
11-fold system
11 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
201.4
Precise sep
3.72
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
20333+4117 CAN 79 AB 2008 1 201 3.7 7.60 16.30 O7V V K 203317.48+411709.3

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