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Doubles in session
Current system
20581+4043
COU 2430 AB
Nearby doubles
17' : 20576+4058
A 400
29' : 20572+4110
HDS2986
29' : 21002+4027
TDT2688
35' : 20599+4016
ENG 79AB
39' : 20546+4042
ES 1685AB
39' : 20585+4121
BLL 53
39' : 21014+4037
HDS2995
42' : 20555+4112
ES 1686
42' : 20569+4122
LDS2471
43' : 20544+4042
STT 420
46' : 21000+4004
KUI 103AB
46' : 21019+4055
TDT2704
47' : 20588+3957
TDT2670
48' : 20556+4004
TDT2634
52' : 20542+4111
ES 1684
53' : 20596+3953
SEI1358
55' : 20591+3950
BKO 479
56' : 21010+3959
A 1438
57' : 20539+4115
KPP1503
59' : 20592+3946
BKO 481
59' : 20558+3951
LDS2469
59' : 20590+3945
SEI1349
61' : 20591+3944
BKO 480
62' : 20577+3943
COU2429
62' : 21032+4024
ES 1986
63' : 20587+3942
BKO 477
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 20581+4043 : VIRTUAL EYEPIECE
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Radius:
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1°
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8°
Components only
WDS 20581+4043 : ALADIN DSS IMAGE @ 20
h
58
m
04.08
s
+40° 43' 05.8"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS