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Doubles in session
Current system
20408+2521
POU 4853
Nearby doubles
7' : 20403+2520
J 511
10' : 20401+2516
POU4839
11' : 20413+2513
POU4869
12' : 20409+2510
POU4857
13' : 20403+2510
POU4846
13' : 20401+2513
POU4835
16' : 20401+2509
POU4838
16' : 20408+2505
POU4854
17' : 20397+2516
BKO 615
17' : 20398+2512
BKO 617
17' : 20416+2510
POU4875
18' : 20396+2515
POU4817
19' : 20420+2516
POU4890
20' : 20420+2510
POU4888
21' : 20400+2503
POU4833
21' : 20396+2508
POU4821
21' : 20398+2505
POU4825
22' : 20403+2501
POU4843
22' : 20414+2500
J 512
24' : 20391+2525
POU4799
24' : 20418+2502
POU4880AB
24' : 20397+2503
POU4822
25' : 20396+2503
POU4819
25' : 20415+2459
POU4874
26' : 20401+2458
POU4840
27' : 20420+2501
POU4889
Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 20408+2521 : VIRTUAL EYEPIECE
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Radius:
auto
0.5"
0.8"
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20"
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30"
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40"
45"
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55"
1'
2'
3'
4'
5'
6'
7'
8'
9'
10'
15'
20'
30'
40'
50'
1°
2°
4°
5°
8°
Components only
WDS 20408+2521 : ALADIN DSS IMAGE @ 20
h
40
m
47.45
s
+25° 21' 29.4"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS
