20347+4051 CAN  20AB

 
 
20h 34m 44.72s +40 51' 46.6" P.A. 164.00 sep 10.9 mag 5.70,12.80 Sp B0I
 
 
Coord 2000
20347+4051
Discov num
CAN  20
Comp
AB
Coord arcsec 2000
20 34 44.72 +40 51 46.6
Date first
1998
Date last
2015
Obs
5
Pa first
165
Pa last
164
P.A. Now (θ)
164°
Sep first
10.7
Sep last
10.9
Sep. Now (ρ)
10.9"
Mag pri
5.70
Mag sec
12.80
delta mag (ΔM)
7.1
Spectral class
B0I (blue-white)
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.
 
 
20347+4051 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20347+4051 CAN 20 AB 1998 2015 5 164 10.9 5.70 12.80 7.10 <===
Show 20347+4051 CAN 20 AC 1998 2015 6 330 13.8 6.90 8.60 1.70
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
163.9
Precise sep
10.941
Constellation
Cygnus
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20347+4051 CAN 20 AB 2015 5 164 10.9 5.70 12.80 B0I K 203444.72+405146.6

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