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Current system
20316+4113
CAN 75 AD


Nearby doubles
5' : 20318+4117
CAN 33AB

6' : 20318+4118
CAN 4AB

9' : 20310+4110
CAN 19AB

9' : 20313+4121
MZA 39AB

10' : 20324+4118
HER 3AB

11' : 20325+4114
MZA 40AB

12' : 20307+4109
CAN 16

12' : 20327+4114
CAN 78AB

14' : 20305+4113
CAN 27AB

14' : 20328+4115
CNT 8

15' : 20316+4059
CAN 13AB

15' : 20323+4126
CAN 36AB

16' : 20318+4128
CAN 34AB

16' : 20322+4127
MZA 24AB

17' : 20325+4126
CAN 38AB

17' : 20330+4118
CAN 44AB

18' : 20328+4124
CAN 42AB

18' : 20331+4113
WSI 66AB

18' : 20326+4125
CAN 40AB

18' : 20332+4115
MZA 27AB

18' : 20328+4126
CAN 41AB

19' : 20332+4114
CAN 49AB

19' : 20332+4113
CAN 50AB

19' : 20325+4129
CAN 39AB

19' : 20314+4131
CAN 31AB

19' : 20324+4130
CAN 37AB



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 20316+4113 : COMPONENTS
 
 
  A B C
B pa=207.2°
sep=3.69"
 
C pa=169.7°
sep=8.09"
pa=146.1°
sep=5.63"
 
D pa=268.0°
sep=8.87"
pa=292.5°
sep=7.76"
pa=306.6°
sep=12.84"
 
 
20316+4113 A
 
 
Coord arcsec 2000 203137.49+411320.9 Mag 10.57 Spectral class O6IV (blue) PmRA -8.00
PmDE -18.0 Tycho2 3157-00299-1
Tycho2
Tycho2 3157-00299-1 Pflag RAmdeg 307.90625439 DEmdeg 41.22248670
PmRA -3.3 PmDE -0.3 E RAmdeg 29 E DEmdeg 32
E pmRA 1.4 E pmDE 1.3 EpRAm 1984.66 EpDEm 1983.20
Num 8 Q RAmdeg 2.5 Q DEmdeg 2.2 Q pmRA 2.6
Q pmDE 2.2 BTmag 11.969 E BTmag 0.093 VTmag 10.573
E VTmag 0.042 Prox 999 TYC T HIP
CCDM RAdeg 307.90629694 DEdeg 41.22250306 EpRA 1990 1.66
EpDE 1990 1.72 E RAdeg 34.1 E DEdeg 36.1 Posflg
Corr 0.0
CCDM
Ccdm 20316+4113 RComp Comp A Note1
Note2 Discov num DRAs 1.50 DDEs 20.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.6 Sp B0 PmNote *
PmRA -8 PmDE -8 Dm number +40 4212 Cat1 BD
Name2 +41 1917 Cat2 AGK2/3 HD M HD
ADS BDS A13962 M ADS BDS N IDS IDS 20280N4052A
HIC
 
 
20316+4113 B
 
 
Coord arcsec 2000 203137.34+411317.6 Mag 13.2 Spectral class B0IV (blue-white) Calc delta mag 2.63
Calc coord yes
CCDM
Ccdm 20316+4113 RComp Comp B Note1
Note2 Discov num ES 1679 DRAs DDEs
R dRAs Year 1917 Theta 217 Rho 4.5
Obs 1 Vmag 13.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13962 M ADS BDS N IDS IDS 20280N4052B
HIC
 
 
20316+4113 C
 
 
Coord arcsec 2000 203137.62+411312.9 Mag 12.7 Calc delta mag 2.13 Calc coord yes
 
 
20316+4113 D
 
 
Coord arcsec 2000 203136.70+411320.6 Mag 12.4 Calc delta mag 1.83 Calc coord yes