20331+4113 MZA  26CH

 
 
20h 33m 09.60s +41 13' 00.6" P.A. 102 sep 7.9 mag 12.86,17.10 Sp O9V
 
 
Coord 2000
20331+4113
Discov num
MZA  26
Comp
CH
Coord arcsec 2000
20 33 09.60 +41 13 00.6
Date first
1998
Date last
2007
Obs
3
Pa first
101
Pa last
102
P.A. Now (θ)
102°
Sep first
7.7
Sep last
7.9
Sep. Now (ρ)
7.9"
Mag pri
12.86
Mag sec
17.10
delta mag (ΔM)
4.24
Spectral class
O9V (blue)
Pri motion ra
-011
Sec motion ra
Pri motion dec
-000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20331+4113 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20331+4113 WSI 66 AB 2005 2008 7 146 1.5 12.30 12.70 0.40
Show 20331+4113 MZA 26 AC 1998 2007 4 152 20.4 12.30 12.90 0.60
Show 20331+4113 MZA 26 Ba,Bb 2005 2007 3 180 0.3 12.70 15.50 2.80
Show 20331+4113 MZA 26 CD 1998 2007 4 31 11.2 12.86 13.40 0.54
Show 20331+4113 MZA 26 CE 2005 2007 2 218 2.8 12.86 13.60 0.74
Show 20331+4113 MZA 26 CG 2005 2007 2 32 3.9 12.86 16.80 3.94
Show 20331+4113 MZA 26 CH 1998 2007 3 102 7.9 12.86 17.10 4.24 <===
Show 20331+4113 MZA 26 CI 2002 2007 3 58 10.4 12.86 17.40 4.54
Show 20331+4113 MZA 26 EF 2005 2007 2 189 1.9 13.60 15.50 1.90
Decuple system
9 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
101.7
Precise sep
7.892
Cdsa2 id
MZA 26 CH
Constellation
Cygnus
Ra deg
20.552666666666667
De deg
41.216833333333334
last precise pa
101.7
last precise sep
7.892
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20331+4113 MZA 26 CH 2007 3 102 7.9 12.86 17.10 O9V 203309.60+411300.6

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