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Doubles in session


Current system
17556+0204
HDS 2527
HD 163346


Nearby doubles
19' : 17569+0156
J 2118

25' : 17571+0215
J 3299

27' : 17559+0139
BAL1493

40' : 17530+0204
BAL1946

41' : 17529+0155
BAL1492

52' : 17590+0202
STF2252AB

55' : 17520+0211
BAL1945

56' : 17563+0259
A 2189

57' : 17562+0108
BAL1494

58' : 17578+0253
HDS2532

63' : 17566+0103
RST5444

64' : 17540+0303
OSO 87AB

68' : 17575+0306
BAL2461

69' : 17591+0119
BAL1495

70' : 17518+0244
BAL1944

71' : 17536+0308
BAL2459

72' : 17555+0316
GWP2745

73' : 17572+0056
CVR 209

75' : 17519+0254
STF2233AB

76' : 17590+0259
BAL2462

77' : 17560+0320
J 1332

79' : 17519+0300
HWE 41

79' : 17521+0107
S 694

80' : 17592+0304
BAL2464

83' : 18008+0135
BAL1496

83' : 17540+0324
BAL2460



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 17556+0204 : COMPONENTS
 
 
  A
B pa=111.3°
sep=0.10"
 
 
17556+0204 A
 
 
Componente originario normalizzato AB Name HD 163346 Coord arcsec 2000 175537.51+020429.7 Mag 7.42
Spectral class A3 (white) PmRA 8.00 PmDE 4.0 SAO 122922
HIP 87761 Tycho2 0421-01662-1 HD 163346 GC 24373
BD BD+02 3427
Tycho2
Tycho2 0421-01662-1 Pflag RAmdeg 268.90629440 DEmdeg 2.07492784
PmRA 5.2 PmDE 2.2 E RAmdeg 4 E DEmdeg 5
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.27 EpDEm 1991.22
Num 16 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 1.0
Q pmDE 0.7 BTmag 7.449 E BTmag 0.015 VTmag 6.853
E VTmag 0.010 Prox 999 TYC T HIP 87761
CCDM AB RAdeg 268.90628222 DEdeg 2.07492278 EpRA 1990 1.62
EpDE 1990 1.62 E RAdeg 4.4 E DEdeg 4.6 Posflg P
Corr 0.0
SAO
SAO 122922 DelFlag RA1950 PmRA1950 -0.0002
DE1950 PmDE1950 0.007 Vmag 6.7 SpType A3
Double code Source 70 CatNum 24373 DM BD+02 3427
DMcomp BDsup HD 163346 M HD 0
GC 24373 RA1950rad 4.68228987 DE1950rad 0.03633331 PmRA2000 0
PmDE2000 0.007
Hipparcos
Catalog H HIP 87761 Proxy H RAhms 17 55 37.51
DEdms +02 04 29.7 Vmag 6.77 VarFlag R Vmag H
RAdeg 268.906 DEdeg 2.07492 AstroRef * Plx 5.07
CCDM 17556+0204 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 205 Rho 0.127 HD 163346 BD BD+02 3427
CD CP Dm number +02 3427 VIred 0.63
SpType A3 R SpType Coord arcsec 2000 175537.51+020429.7
Hipparcos 2
HIP 87761 Sn 55 So 3 Nc 2
RArad 4.6932999563 DErad 0.0362142376 Plx 4.41 PmRA 6.36
PmDE 4.54 E RArad 0.64 E DErad 0.54 E Plx 0.76
E pmRA 0.78 E pmDE 0.71 Hpmag 6.8914 E Hpmag 0.0009
SHp 0.008 VA 0 BV 0.574 E BV 0.01
VI 0.65
CCDM
Ccdm 17556+0204 RComp Comp A Note1
Note2 Discov num DRAs 1.51 DDEs 29.8
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.4 Sp A3 PmNote *
PmRA 8 PmDE 4 Dm number +02 3427 Cat1 BD
Name2 +02 2166 Cat2 AGK2/3 HD 163346 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 87761
 
 
17556+0204 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 175537.52+020429.7 Mag 7.92 Calc delta mag 0.5
Calc coord yes
CCDM
Ccdm 17556+0204 RComp Comp B Note1
Note2 Discov num HDS DRAs 1.51 DDEs 29.7
R dRAs 82 Year 1991 Theta 205 Rho 0.1
Obs 1 Vmag 7.9 Sp PmNote *
PmRA 8 PmDE 4 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 87761