20338+4120 CAN  66AB

 
 
20h 33m 47.84s +41 20' 41.5" P.A. 42.00 sep 0.3 mag 7.20,12.40 Sp B1III
 
 
Coord 2000
20338+4120
Discov num
CAN  66
Comp
AB
Coord arcsec 2000
20 33 47.84 +41 20 41.5
Date first
2008
Date last
2008
Obs
2
Pa first
42
Pa last
42
P.A. Now (θ)
42°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
7.20
Mag sec
12.40
delta mag (ΔM)
5.2
Spectral class
B1III (blue-white)
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.
 
 
20338+4120 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20338+4120 CAN 66 AB 2008 2008 2 42 0.3 7.20 12.40 5.20 <===
Show 20338+4120 CAN 66 AC 2008 2008 1 190 1.7 7.20 15.00 7.80
Show 20338+4120 CAN 66 AD 2008 2008 2 200 5.8 7.20 14.00 6.80
Show 20338+4120 CAN 66 AE 1998 2008 2 49 14.6 7.20 14.90 7.70
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
41.9
Precise sep
0.32
Constellation
Cygnus
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20338+4120 CAN 66 AB 2008 2 42 0.3 7.20 12.40 B1III V K 203347.84+412041.5

If you need more information about this double, apply for a data request form to the WDS.