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Doubles in session
Current system
20171+4127
ARN 97
HD 228742
Nearby doubles
13' : 20181+4122
ES 1674
17' : 20185+4123
TDT2154
20' : 20186+4136
ES 1675
23' : 20151+4118
A 387AB
24' : 20187+4113
COU2640
32' : 20168+4158
ES 1568AB
33' : 20143+4115
COU2639
33' : 20144+4112
TDT2112
36' : 20197+4108
STTA205
39' : 20197+4151
MMA 3
40' : 20205+4122
LI 5AB
40' : 20205+4127
LI 4
45' : 20181+4044
STF2666AB
47' : 20212+4128
A 287
49' : 20138+4055
TDT2106
49' : 20144+4048
TDT2113
50' : 20144+4206
STT 403AB
51' : 20215+4127
TDT2203
52' : 20137+4050
DOO 13
56' : 20213+4155
TDT2201
57' : 20184+4033
ARN 49
57' : 20177+4030
HDS2897
58' : 20148+4035
TDT2118
59' : 20142+4216
TDT2110
60' : 20155+4030
A 390
62' : 20136+4040
TDT2104
Selections
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 20171+4127 (HD 228742) : VIRTUAL EYEPIECE
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Radius:
auto
0.5"
0.8"
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20"
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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 20171+4127 (HD 228742) : ALADIN DSS IMAGE @ 20
h
17
m
01.24
s
+41° 26' 45.3"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS
