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Doubles in session


Current system
17541+2949
AC 9
HD 163284


Nearby doubles
19' : 17529+2941
AC 8

25' : 17559+2943
AZC 102

39' : 17512+2946
BRT 31

39' : 17567+2929
D 17

42' : 17564+3018
KPP2118

43' : 17520+2917
AZC 101

47' : 17510+3010
COU 636

58' : 17549+2852
CBL 163

62' : 17585+3011
HDS2534

65' : 17566+3045
COU 999

66' : 17590+3003
STF2259

70' : 17564+2846
GRV 971

72' : 17594+2929
STF2247AB

74' : 17484+2942
BRT 30

76' : 17488+2918
TDS 884AB

87' : 18006+2934
LDS6413

88' : 18006+3014
J 1127

89' : 17566+3110
ES 343

92' : 17558+3117
SEI 552

100' : 17470+2915
TDS 881AB

100' : 17518+2814
STF2239

105' : 17577+2815
HO 424

106' : 17516+3129
KPP4065

106' : 17551+3134
AG 215AB

107' : 17551+3135
ITF 21

107' : 17544+3135
SEI 550



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 17541+2949 : COMPONENTS
 
 
  A
B pa=238.5°
sep=0.91"
 
 
17541+2949 A
 
 
Componente originario normalizzato AB Name HD 163284 Coord arcsec 2000 175408.02+294844.6 Mag 9.01
Spectral class F2 (yellow-white) PmRA 5.00 PmDE -8.0 HIP 87644
Tycho2 2102-01624-1 HD 163284 BD BD+29 3139
Tycho2
Tycho2 2102-01624-1 Pflag P RAmdeg 268.53342699 DEmdeg 29.81237948
PmRA 5.3 PmDE -8.3 E RAmdeg 8 E DEmdeg 8
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.28 EpDEm 1991.37
Num 6 Q RAmdeg 1.2 Q DEmdeg 1.5 Q pmRA 1.3
Q pmDE 1.6 BTmag 9.387 E BTmag 0.018 VTmag 9.014
E VTmag 0.015 Prox 11 TYC T HIP 87644
CCDM A RAdeg 268.53354694 DEdeg 29.81247028 EpRA 1990 1.56
EpDE 1990 1.68 E RAdeg 8.2 E DEdeg 7.9 Posflg D
Corr 0.0
Hipparcos
Catalog H HIP 87644 Proxy H RAhms 17 54 08.05
DEdms +29 48 44.9 Vmag 8.32 VarFlag R Vmag H
RAdeg 268.534 DEdeg 29.8125 AstroRef A Plx 5.78
CCDM 17541+2949 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 240 Rho 1.108 HD 163284 BD BD+29 3139
CD CP Dm number +29 3139 VIred 0.46
SpType F2 R SpType Coord arcsec 2000 175408.05+294844.9
Hipparcos 2
HIP 87644 Sn 15 So 3 Nc 2
RArad 4.6867946278 DErad 0.5203257318 Plx 6.02 PmRA 6.47
PmDE -7.16 E RArad 1.01 E DErad 1.31 E Plx 1.47
E pmRA 1.15 E pmDE 1.57 Hpmag 8.404 E Hpmag 0.0019
SHp 0.02 VA 0 BV 0.363 E BV 0.016
VI 0.42
CCDM
Ccdm 17541+2949 RComp Comp A Note1
Note2 Discov num DRAs 2.06 DDEs -15.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp F2 PmNote *
PmRA 17 PmDE -14 Dm number +29 3139 Cat1 BD
Name2 +29 1755 Cat2 AGK2/3 HD 163284 M HD
ADS BDS A10880 M ADS BDS N IDS IDS 17503N2950A
HIC 87644
 
 
17541+2949 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 175407.96+294844.1 Mag 9.16 PmRA 5.00
PmDE -8.0 HIP 87644 Tycho2 2102-01624-2 Calc delta mag 0.15
Calc coord yes
Tycho2
Tycho2 2102-01624-2 Pflag P RAmdeg 268.53342699 DEmdeg 29.81237948
PmRA 5.3 PmDE -8.3 E RAmdeg 8 E DEmdeg 8
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.28 EpDEm 1991.37
Num 6 Q RAmdeg 1.2 Q DEmdeg 1.5 Q pmRA 1.3
Q pmDE 1.6 BTmag 9.509 E BTmag 0.019 VTmag 9.162
E VTmag 0.016 Prox 11 TYC T HIP 87644
CCDM B RAdeg 268.53324667 DEdeg 29.81231056 EpRA 1990 1.57
EpDE 1990 1.68 E RAdeg 9.2 E DEdeg 8.9 Posflg D
Corr 0.0
Hipparcos
Catalog H HIP 87644 Proxy H RAhms 17 54 08.05
DEdms +29 48 44.9 Vmag 8.32 VarFlag R Vmag H
RAdeg 268.534 DEdeg 29.8125 AstroRef A Plx 5.78
CCDM 17541+2949 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 240 Rho 1.108 HD 163284 BD BD+29 3139
CD CP Dm number +29 3139 VIred 0.46
SpType F2 R SpType Coord arcsec 2000 175408.05+294844.9
Hipparcos 2
HIP 87644 Sn 15 So 3 Nc 2
RArad 4.6867946278 DErad 0.5203257318 Plx 6.02 PmRA 6.47
PmDE -7.16 E RArad 1.01 E DErad 1.31 E Plx 1.47
E pmRA 1.15 E pmDE 1.57 Hpmag 8.404 E Hpmag 0.0019
SHp 0.02 VA 0 BV 0.363 E BV 0.016
VI 0.42
CCDM
Ccdm 17541+2949 RComp Comp B Note1
Note2 Discov num AC 9 DRAs DDEs
R dRAs Year 1956 Theta 239 Rho 1.1
Obs 21 Vmag 9.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10880 M ADS BDS N IDS IDS 17503N2950B
HIC 87644