20318+4128 CAN  34AB

 
 
20h 31m 49.66s +41 28' 26.5" P.A. 276.00 sep 2.9 mag 8.60,15.50 Sp O9III
 
 
Coord 2000
20318+4128
Discov num
CAN  34
Comp
AB
Coord arcsec 2000
20 31 49.66 +41 28 26.5
Date first
2008
Date last
2008
Obs
2
Pa first
276
Pa last
276
P.A. Now (θ)
276°
Sep first
2.9
Sep last
2.9
Sep. Now (ρ)
2.9"
Mag pri
8.60
Mag sec
15.50
delta mag (ΔM)
6.9
Spectral class
O9III (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.
 
 
20318+4128 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20318+4128 CAN 34 AB 2008 2008 2 276 2.9 8.60 15.50 6.90 <===
Show 20318+4128 CAN 34 AC 2008 2008 2 328 3.0 8.60 14.50 5.90
Show 20318+4128 CAN 34 AD 2008 2008 2 63 3.5 8.60 15.40 6.80
Show 20318+4128 CAN 34 AE 2008 2008 2 177 4.8 8.60 16.40 7.80
Show 20318+4128 CAN 34 AF 2008 2008 1 112 5.4 8.60 17.20 8.60
Show 20318+4128 CAN 34 AG 2008 2008 1 92 5.9 8.60 17.60 9.00
Show 20318+4128 CAN 34 AH 2008 2008 1 148 8.3 8.60 11.00 2.40
Show 20318+4128 CAN 34 AI 1998 2014 5 295 9.5 8.60 14.30 5.70
Show 20318+4128 CAN 34 AJ 2008 2008 1 341 9.5 8.60 17.40 8.80
Show 20318+4128 CAN 34 AK 2008 2008 1 7 9.6 8.60 17.10 8.50
Show 20318+4128 CAN 34 AL 2008 2008 1 105 9.6 8.60 15.80 7.20
Show 20318+4128 CAN 34 AM 1998 2014 6 282 12.0 8.60 13.80 5.20
Show 20318+4128 CAN 34 AN 2008 2008 1 7 12.3 8.60 16.00 7.40
14-fold system
14 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
275.8
Precise sep
2.89
Constellation
Cygnus
Tycho2
3161-01036-1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20318+4128 CAN 34 AB 2008 2 276 2.9 8.60 15.50 O9III V K 203149.66+412826.5

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