Home
Database
Workbench
Misc
Setup
Help
File
|
Notes
|
Reports
|
Measures
|
Images
|
Neighborhoods
|
Components
|
Complete
You're not logged.
Login
Create your own observing lists in a few clicks and save them.
Register here
Search
Actions
Advanced Search
Go to Simbad
New report
New measure
Login
Computed Lists
Populars
Latest Populars
Doubles in session
Current system
20217+2328
POU 4396
Nearby doubles
1' : 20217+2327
POU4397
3' : 20219+2327
POU4402
7' : 20222+2328
POU4407
9' : 20212+2320
POU4391
9' : 20212+2324
POU4390
10' : 20218+2337
POU4401
10' : 20217+2337
POU4398
10' : 20224+2333
POU4412
12' : 20225+2323
POU4413
15' : 20227+2334
POU4416
16' : 20225+2317
POU4414
16' : 20224+2315
POU4411
17' : 20229+2332
POU4422
17' : 20205+2329
POU4385
18' : 20230+2332
POU4424
18' : 20205+2326
POU4382
19' : 20216+2346
STF2672
19' : 20231+2332
POU4426
19' : 20230+2328
J 3083
19' : 20205+2334
POU4381
19' : 20228+2340
POU4417
20' : 20207+2341
POU4388
20' : 20231+2320
RAO 431
20' : 20231+2324
BKO 441
21' : 20203+2321
POU4380
21' : 20232+2326
BKO 442AB
Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 20217+2328 : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
auto
0.5"
0.8"
1"
2"
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 20217+2328 : ALADIN DSS IMAGE @ 20
h
21
m
46.98
s
+23° 27' 57.2"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS