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Current system
20310+4110
CAN 19 AB
Nearby doubles
4' : 20307+4109
CAN 16
7' : 20305+4113
CAN 27AB
9' : 20316+4113
ES 1679AB
12' : 20318+4117
CAN 33AB
13' : 20313+4121
MZA 39AB
13' : 20318+4118
CAN 4AB
14' : 20316+4059
CAN 13AB
17' : 20301+4124
CAN 14AB
18' : 20324+4118
HER 3AB
19' : 20325+4114
MZA 40AB
20' : 20295+4100
HJ 1523
20' : 20327+4114
CAN 78AB
21' : 20310+4050
CAN 26AB
21' : 20318+4128
CAN 34AB
22' : 20323+4126
CAN 36AB
22' : 20328+4115
CNT 8
22' : 20314+4131
CAN 31AB
23' : 20312+4132
CAN 3AB
23' : 20322+4127
MZA 24AB
23' : 20326+4056
CAN 24AB
24' : 20325+4126
CAN 38AB
25' : 20330+4118
CAN 44AB
25' : 20331+4113
WSI 66AB
26' : 20326+4125
CAN 40AB
26' : 20321+4048
CAN 77
26' : 20328+4124
CAN 42AB
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 20310+4110 : VIRTUAL EYEPIECE
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Components only
WDS 20310+4110 : ALADIN DSS IMAGE @ 20
h
30
m
57.73
s
+41° 09' 57.6"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS