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Doubles in session
Current system
21217+4053
ES 1691
Nearby doubles
5' : 21219+4049
GRV 456
24' : 21228+4031
HO 287
25' : 21195+4048
TDT2903
30' : 21192+4102
HO 602
32' : 21193+4108
TDT2901
33' : 21189+4102
HO 601AB
35' : 21209+4127
HO 156
38' : 21248+4106
COU2305
40' : 21204+4017
RAO 451
40' : 21192+4026
LDS2508AB
43' : 21221+4011
ES 2518
45' : 21209+4010
UC 259AB
47' : 21250+4122
ES 1692
48' : 21257+4043
COU2306
52' : 21212+4003
COU2230
53' : 21260+4112
HDS3052
53' : 21209+4002
LDS2512
53' : 21215+4002
SEI1511
56' : 21176+4023
LDS2505
57' : 21235+4147
TDT2939
59' : 21241+4002
ES 1994
60' : 21174+4020
SEI1492
60' : 21199+3957
SEI1506
60' : 21165+4046
ES 1690
61' : 21183+4140
COU2302AB
62' : 21164+4110
ES 1689
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 21217+4053 : VIRTUAL EYEPIECE
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Radius:
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Components only
WDS 21217+4053 : ALADIN DSS IMAGE @ 21
h
21
m
40.93
s
+40° 53' 19.3"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS
