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Doubles in session
Current system
20213+2440
POU 4394
Nearby doubles
4' : 20213+2443
BKO 828
6' : 20213+2445
BKO 827
11' : 20219+2435
POU4403
11' : 20208+2448
POU4389
15' : 20223+2436
POU4409
16' : 20215+2455
POU4395
21' : 20206+2421
POU4386
22' : 20228+2445
POU4418
22' : 20201+2424
HJ 2952
23' : 20196+2442
POU4373
23' : 20202+2458
POU4378
23' : 20197+2447
BKO 825
24' : 20207+2502
POU4387
24' : 20201+2421
POU4377
26' : 20203+2501
J 1195
26' : 20229+2427
GRV 336
27' : 20194+2446
POU4366
28' : 20195+2453
POU4368
28' : 20193+2443
POU4361
28' : 20212+2507
POU4392
28' : 20195+2454
POU4369
29' : 20192+2441
A 391AB
31' : 20232+2424
POU4427
31' : 20194+2457
GRV 330
32' : 20219+2510
BKO 829
33' : 20200+2413
POU4376
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 20213+2440 : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
Radius:
auto
0.5"
0.8"
1"
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3"
5"
10"
15"
20"
25"
30"
35"
40"
45"
50"
55"
1'
2'
3'
4'
5'
6'
7'
8'
9'
10'
15'
20'
30'
40'
50'
1°
2°
4°
5°
8°
Components only
WDS 20213+2440 : ALADIN DSS IMAGE @ 20
h
21
m
15.98
s
+24° 39' 35.6"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS