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Doubles in session
Current system
17053+5428
STF 2130 AB
Alrakis
Nearby doubles
10' : 17054+5438
TDT 206
43' : 17102+5430
STF2138AB
51' : 17103+5403
SCA9002AB
56' : 16594+5407
LDS4716
57' : 17118+5432
DEA 87
59' : 16589+5444
HDS2402
71' : 17131+5408
STF2146AB
76' : 17039+5314
STTA151AB
87' : 16554+5424
LDS4707
90' : 17071+5556
CRB 199
92' : 16549+5420
SKF 52
97' : 17165+5433
SCA9003AB
99' : 17047+5250
TDT 202
117' : 16565+5558
LDS4710
122' : 17170+5337
GRV1133
124' : 17185+5346
ES 776AB
125' : 17183+5338
SWI 3
125' : 17141+5608
STT 327
127' : 17138+5246
TDT 272
130' : 16513+5347
SWI 2
131' : 16554+5252
BEM9022AB
133' : 16538+5556
UC 3250
141' : 17111+5640
MET 80
141' : 17141+5627
TDT 276
145' : 17170+5612
SLE 81
150' : 16486+5508
STF2108
Selections
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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 17053+5428 STF 2130 AB (Alrakis) : VISUAL OBSERVATIONS REPORTS
Show
date
username ⇓
difficulty
separation
pa_estim
interest
notes
Show
22/07/20
daedalus1
mean difficulty
separated
357
Seeing: Pickering 4, poor. Measures: theta 357, rho 2.8 +/-0.132