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Doubles in session
Current system
21505+2756
AZC 116
Nearby doubles
4' : 21503+2754
MLB 576
24' : 21521+2748
HO 171
37' : 21524+2823
NSN 67
40' : 21480+2819
MLB 541
40' : 21477+2740
CVR 922
52' : 21539+2821
WSI 8
56' : 21474+2834
A 300AB
58' : 21517+2852
SHN 256
62' : 21468+2718
HO 608
62' : 21517+2856
HLD 49
63' : 21462+2817
MLB 540AB
70' : 21536+2701
ES 523
72' : 21474+2855
AG 420
72' : 21559+2753
HJ 1704
73' : 21454+2819
J 3145
74' : 21556+2823
MLB 577AB
74' : 21540+2852
GRV 519
75' : 21555+2724
A 303AB
75' : 21538+2856
MLB 495
75' : 21510+2911
A 889AB
77' : 21453+2722
HO 606
78' : 21491+2640
LDS4912
80' : 21457+2708
BKO 633
80' : 21456+2709
MLB1050
83' : 21461+2855
BRT 58
84' : 21553+2850
COU 836
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 21505+2756 : VIRTUAL EYEPIECE
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1°
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Components only
WDS 21505+2756 : ALADIN DSS IMAGE @ 21
h
50
m
27.25
s
+27° 56' 02.2"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS
