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Current system
21426+4103
BU 688 AB
Nearby doubles
3' : 21424+4105
KUI 108AB
8' : 21422+4057
DAM 231
13' : 21419+4058
MLB 30
19' : 21416+4048
S 796AB
21' : 21431+4122
COU1978
21' : 21412+4117
COU1977
35' : 21456+4110
TDT3144
37' : 21396+4049
MLB 29
41' : 21408+4027
TDT3102
43' : 21417+4022
TDT3111
43' : 21431+4021
TDT3121
50' : 21458+4029
ES 1693
54' : 21395+4144
BU 449AB
57' : 21461+4143
TDT3148
66' : 21409+4205
TDT3104
69' : 21456+4202
TDT3143
69' : 21365+4105
TDT3055
71' : 21473+4148
A 404AB
72' : 21380+4153
A 402
73' : 21373+4145
GRV 486
75' : 21369+4025
DRS 20
75' : 21361+4048
TDT3051
76' : 21454+3955
SEI1534
76' : 21398+4211
TDT3094
78' : 21494+4058
TDT3178
84' : 21393+3948
KPP4241
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 21426+4103 : VIRTUAL EYEPIECE
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Components only
WDS 21426+4103 : ALADIN DSS IMAGE @ 21
h
42
m
33.41
s
+41° 02' 51.0"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS