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Doubles in session
Current system
21204+4017
RAO 451
Nearby doubles
9' : 21209+4010
UC 259AB
17' : 21209+4002
LDS2512
18' : 21212+4003
COU2230
18' : 21192+4026
LDS2508AB
19' : 21221+4011
ES 2518
21' : 21215+4002
SEI1511
21' : 21199+3957
SEI1506
27' : 21191+3954
SEI1502
29' : 21199+3948
SEI1507
30' : 21196+3948
SEI1503AB
32' : 21180+4003
LDS2506
33' : 21195+4048
TDT2903
35' : 21176+4023
LDS2505
36' : 21174+4020
SEI1492
36' : 21228+4031
HO 287
36' : 21190+3945
STT 434AB
36' : 21191+3944
SEI1501
37' : 21219+4049
GRV 456
40' : 21217+4053
ES 1691
40' : 21170+4020
SEI1487
40' : 21169+4009
COU1972
41' : 21171+4002
GRV 443
41' : 21184+3943
SEI1497
42' : 21171+4001
A 1441AB
42' : 21168+4019
TOB 219
43' : 21175+3950
SEI1493
Selections
Full WDS
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Binary Systems
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 21204+4017 : VIRTUAL EYEPIECE
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Radius:
auto
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Components only
WDS 21204+4017 : ALADIN DSS IMAGE @ 21
h
20
m
24.73
s
+40° 16' 52.6"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS
