20333+4120 CAN  53AB

 
 
20h 33m 15.71s +41 20' 17.2" P.A. 275.00 sep 3.0 mag 8.70,12.50 Sp O9V
 
 
Coord 2000
20333+4120
Discov num
CAN  53
Comp
AB
Coord arcsec 2000
20 33 15.71 +41 20 17.2
Date first
2008
Date last
2008
Obs
2
Pa first
275
Pa last
275
P.A. Now (θ)
275°
Sep first
3.0
Sep last
3.0
Sep. Now (ρ)
3"
Mag pri
8.70
Mag sec
12.50
delta mag (ΔM)
3.8
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.
 
 
20333+4120 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 49781 20333+4120 CAN 53 AB 2008 2008 2 275 3.0 8.70 12.50 3.80 <===
Show 49781 20333+4120 CAN 53 AC 2008 2008 2 356 4.9 8.70 14.60 5.90
Show 49781 20333+4120 CAN 53 AD 2008 2008 1 19 6.2 8.80 16.40 7.60
Show 49781 20333+4120 CAN 53 AE 2008 2008 2 237 6.2 8.80 14.90 6.10
Show 49781 20333+4120 CAN 53 AF 1998 2008 3 103 6.4 8.80 13.60 4.80
Show 49781 20333+4120 CAN 53 AG 1998 2013 4 14 8.6 8.80 12.10 3.30
Show 49781 20333+4120 CAN 53 AH 2008 2008 2 64 9.3 8.80 15.70 6.90
Show 49781 20333+4120 CAN 53 AI 2008 2008 2 245 11.1 8.80 15.70 6.90
Show 49781 20333+4120 CAN 53 AJ 2008 2008 1 225 11.8 8.80 15.80 7.00
Show 49781 20333+4120 CAN 53 AK 2008 2008 2 250 11.9 8.80 14.80 6.00
Show 49781 20333+4120 CAN 53 AL 1998 2008 2 177 15.9 9.30 16.00 6.70
12-fold system
12 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
275.2
Precise sep
2.96
Constellation
Cygnus
SAO
49781
Tycho2
3161-01335-1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20333+4120 CAN 53 AB 2008 2 275 3.0 8.70 12.50 O9V V K 203315.71+412017.2

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