20333+4121 CAN  54AB

 
 
20h 33m 18.03s +41 21' 36.7" P.A. 282.00 sep 5.4 mag 8.10,15.60 Sp O8V
 
 
Coord 2000
20333+4121
Discov num
CAN  54
Comp
AB
Coord arcsec 2000
20 33 18.03 +41 21 36.7
Date first
2008
Date last
2008
Obs
1
Pa first
282
Pa last
282
P.A. Now (θ)
282°
Sep first
5.4
Sep last
5.4
Sep. Now (ρ)
5.4"
Mag pri
8.10
Mag sec
15.60
delta mag (ΔM)
7.5
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
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 49781 20 33 18 +41 21 37 CAN 54 AB 2008 1 282 5.4 8.10 15.60 7.50 <===
Show 49781 20 33 18 +41 21 37 CAN 54 AC 2008 1 342 6.1 8.10 15.40 7.30
Show 49781 20 33 18 +41 21 37 CAN 54 AD 2008 1 314 6.4 8.10 14.70 6.60
Show 49781 20 33 18 +41 21 37 CAN 54 AE 2014 5 276 8.4 8.10 14.20 6.10
Show 49781 20 33 18 +41 21 37 CAN 54 AF 2014 5 276 8.4 8.10 16.30 8.20
Show 49781 20 33 18 +41 21 37 CAN 54 AG 2014 4 123 8.7 8.10 14.90 6.80
Show 49781 20 33 18 +41 21 37 CAN 54 AH 2014 3 123 8.7 8.10 14.40 6.30
Show 49781 20 33 18 +41 21 37 CAN 54 AI 2014 5 98 11.7 8.10 13.20 5.10
Show 49781 20 33 18 +41 21 37 CAN 54 AJ 2013 3 241 13.0 8.10 12.50 4.40
Decuple system
10 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
281.9
Precise sep
5.39
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+4121 CAN 54 AB 2008 1 282 5.4 8.10 15.60 O8V K 203318.03+412136.7

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