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Current system
17539+0701
HEI 865
HD 163056


Nearby doubles
28' : 17547+0636
HEI 866

38' : 17534+0737
UC 3441

38' : 17519+0724
A 1164AB

46' : 17529+0744
SKF2779

50' : 17514+0734
BRT2172

52' : 17506+0714
STT 337

56' : 17532+0606
JNN 244AB

58' : 17512+0741
A 1163

59' : 17533+0758
NSN 699

63' : 17581+0651
GWP2748

67' : 17581+0724
LDS5858

72' : 17519+0556
SKF2214

73' : 17528+0550
UC 3438

73' : 17507+0755
STF2230AB

75' : 17512+0804
TDT 535

77' : 17531+0545
UC 3440

77' : 17551+0546
GWP2744

88' : 17508+0815
TDT 531

92' : 17560+0827
J 457

92' : 17480+0729
BRT2606

97' : 17524+0834
AHD 7AB

97' : 17482+0616
J 2116AB

98' : 17564+0834
J 458

99' : 17533+0523
TDT 557

100' : 17478+0621
ITF 5

100' : 17553+0838
TVB 299



Selections
Full WDS
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 17539+0701 : COMPONENTS
 
 
  A
B pa=357.2°
sep=1.74"
 
 
17539+0701 A
 
 
Componente originario normalizzato AB Name HD 163056 Coord arcsec 2000 175354.94+070038.7 Mag 10.3
Spectral class A3 (white) PmRA -3.00 PmDE 1.0 SAO 122897
Tycho2 0429-02062-1 HD 163056 DM BD+07 3501
Tycho2
Tycho2 0429-02062-1 Pflag P RAmdeg 268.47892600 DEmdeg 7.01076284
PmRA -3.3 PmDE 1.1 E RAmdeg 23 E DEmdeg 24
E pmRA 2.2 E pmDE 2.1 EpRAm 1990.19 EpDEm 1989.89
Num 4 Q RAmdeg 0.7 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.0 BTmag 10.779 E BTmag 0.039 VTmag 10.299
E VTmag 0.036 Prox 18 TYC T HIP
CCDM RAdeg 268.47893361 DEdeg 7.01058444 EpRA 1990 1.57
EpDE 1990 1.59 E RAdeg 23.0 E DEdeg 23.5 Posflg D
Corr 0.2
SAO
SAO 122897 DelFlag RA1950 PmRA1950 0.0005
DE1950 PmDE1950 0.025 Vmag 9.1 SpType A3
Double code Source 32 CatNum 8154 DM BD+07 3501
DMcomp BDsup HD 163056 M HD 0
GC RA1950rad 4.67525664 DE1950rad 0.1225186 PmRA2000 0.0006
PmDE2000 0.025
 
 
17539+0701 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 175354.93+070040.4 Mag 10.82 PmRA -3.00
PmDE 1.0 Tycho2 0429-02062-2 Calc delta mag 0.52 Calc coord yes
Tycho2
Tycho2 0429-02062-2 Pflag P RAmdeg 268.47892600 DEmdeg 7.01076284
PmRA -3.3 PmDE 1.1 E RAmdeg 23 E DEmdeg 24
E pmRA 2.2 E pmDE 2.1 EpRAm 1990.19 EpDEm 1989.89
Num 4 Q RAmdeg 0.7 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.0 BTmag 11.152 E BTmag 0.052 VTmag 10.821
E VTmag 0.060 Prox 18 TYC HIP
CCDM RAdeg 268.47893389 DEdeg 7.01107806 EpRA 1990 1.57
EpDE 1990 1.59 E RAdeg 34.0 E DEdeg 34.3 Posflg D
Corr 0.2