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Doubles in session
Current system
00048+2912
SKF 1656
Nearby doubles
14' : 00058+2917
SKF1816
18' : 00055+2926
SKF1815
22' : 00058+2855
HEI 831
26' : 00066+2901
STT 549AB
29' : 00031+2929
MLB 510
34' : 00067+2850
FYM 562
37' : 00029+2844
MLB 509
40' : 00071+2846
SKF1817
40' : 00021+2929
SLW 1
43' : 00043+2829
LDS3117
47' : 00013+2925
LDS5155
48' : 00084+2905
H 5 32AB
Alpheratz
54' : 00049+3005
A 1250AB
55' : 00089+2916
GRV 9
64' : 00002+2855
TVB 17
64' : 00042+3015
SKF1940
69' : 00052+3020
STF3058
72' : 00063+2803
SKF1598
74' : 00089+2822
RAO 178
74' : 00039+2759
A 429AB
77' : 00005+2820
SLW9015
79' : 00059+2754
SKF1067
81' : 00110+2908
COU 346
85' : 00031+3033
MLB 591
86' : 00110+2843
J 867
86' : 00072+2752
SKF1818
Selections
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Binocular doubles
Binary Systems
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 00048+2912 : COMPONENTS
A
B
pa=187.4°
sep=2.12"
00048+2912 A
Coord arcsec 2000
000447.78+291141.0
Mag
20.1
Spectral class
DA (white dwarf)
PmRA
10.00
PmDE
-27.0
00048+2912 B
Coord arcsec 2000
000447.76+291138.9
Mag
18
Spectral class
M1 (red)
Calc delta mag
2.1
Calc coord
yes