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
2015
Obs
4
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 2015 8 146 1.5 12.30 12.70 0.40
Show 20331+4113 MZA 26 AC 1998 2015 5 152 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 2015 5 31 11.2 12.86 13.40 0.54
Show 20331+4113 MZA 26 CE 2005 2015 3 218 2.8 12.86 13.60 0.74
Show 20331+4113 MZA 26 CG 2005 2015 3 32 3.9 12.86 16.80 3.94
Show 20331+4113 MZA 26 CH 1998 2015 4 102 7.9 12.86 17.10 4.24 <===
Show 20331+4113 MZA 26 CI 2002 2015 4 59 10.5 12.86 17.40 4.54
Show 20331+4113 MZA 26 EF 2005 2015 3 190 1.8 13.60 15.50 1.90
Decuple system
9 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
102.3
Precise sep
7.87
Constellation
Cygnus
Gaia DR2
2067781905528395776
 
 
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
20331+4113 MZA 26 CH 2015 4 102 7.9 12.86 17.10 O9V 203309.60+411300.6

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