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Current system
20539+4115
KPP 1503
Nearby doubles
6' : 20542+4111
ES 1684
18' : 20555+4112
ES 1686
24' : 20539+4139
BRT2280
25' : 20534+4139
ES 1574
28' : 20516+4106
ES 1683
29' : 20525+4138
LDS2463
34' : 20544+4042
STT 420
34' : 20569+4122
LDS2471
34' : 20519+4140
COU2428
35' : 20510+4125
COU2427
35' : 20514+4134
LDS2460
35' : 20509+4123
LDS2458
35' : 20546+4042
ES 1685AB
36' : 20508+4120
TDT2575
38' : 20572+4110
HDS2986
41' : 20511+4051
TDT2578
45' : 20576+4058
A 400
52' : 20585+4121
BLL 53
54' : 20526+4024
GRV 391
54' : 20534+4208
LDS2464
56' : 20547+4211
CVR 233
57' : 20581+4043
COU2430AB
65' : 20495+4035
COU2426
65' : 20553+4218
OSO 137AB
65' : 20550+4219
LDS2467
68' : 20480+4126
ES 1681
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 20539+4115 : VIRTUAL EYEPIECE
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Radius:
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Components only
WDS 20539+4115 : ALADIN DSS IMAGE @ 20
h
53
m
55.35
s
+41° 15' 15.7"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS