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Doubles in session
Current system
20574+6251
HDS 2988
HD 199954
Nearby doubles
15' : 20567+6237
HDS2983
16' : 20552+6247
NSN 738
36' : 20528+6307
KPP1724
45' : 21006+6329
BVD 337
49' : 20504+6259
STI 997
51' : 20533+6209
BUP 219AB
54' : 20496+6256
HJ 1588
55' : 21021+6207
LDS4863
61' : 20490+6313
ES 1855
62' : 20598+6152
BU 472
62' : 20580+6149
STI1005
63' : 20486+6232
HJ 3004
64' : 21061+6232
BVD 338
64' : 21019+6347
TDT2703
66' : 20535+6152
LDS1477
71' : 21076+6304
MLR 14
73' : 20510+6154
STI1000
75' : 20466+6238
HJ 1583
78' : 20568+6134
STF2740AB
79' : 20506+6356
STI 998
81' : 21076+6214
HU 766
84' : 21003+6130
HJ 1607AB
90' : 20576+6121
STF3133
92' : 20453+6332
ES 134
93' : 20521+6127
HU 762
94' : 20439+6311
TDT2504
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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 20574+6251 HDS 2988 (HD 199954) : MEASURES
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