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Doubles in session
Current system
20420+4015
A 1433
Nearby doubles
8' : 20426+4013
TDT2488
19' : 20432+4026
COU2421
19' : 20405+4010
SEI1214AB
19' : 20419+3956
SEI1221
21' : 20436+4024
DAM1256
22' : 20419+3953
SEI1222
22' : 20434+4001
BRT2272
25' : 20429+4036
MLB 24
26' : 20416+3950
COU2290
27' : 20422+4041
MLB 23
28' : 20440+4030
SLN 85
29' : 20427+3947
TDT2491
30' : 20402+3953
MLB 885
30' : 20444+4027
TDT2510
32' : 20395+4002
BRT2269
35' : 20396+4035
STT 410AB
35' : 20392+4017
ES 1980
36' : 20434+3943
TDT2497
38' : 20453+4010
COU2293
38' : 20413+4051
COU2419
39' : 20446+4040
HJ 1573
39' : 20454+4011
TDT2518
40' : 20446+4041
HJ 1574
40' : 20454+4023
OSO 133AB
41' : 20456+4014
TDT2519
42' : 20387+4024
ES 1979
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 20420+4015 : VIRTUAL EYEPIECE
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Radius:
auto
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1°
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Components only
WDS 20420+4015 : ALADIN DSS IMAGE @ 20
h
42
m
01.18
s
+40° 14' 42.5"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS