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Doubles in session


Current system
17102+5430
STF 2138 AB
HD 155674


Nearby doubles
15' : 17118+5432
DEA 87

27' : 17103+5403
SCA9002AB

34' : 17131+5408
STF2146AB

43' : 17053+5428
STF2130AB
Alrakis

43' : 17054+5438
TDT 206

55' : 17165+5433
SCA9003AB

86' : 17185+5346
ES 776AB

86' : 17170+5337
GRV1133

88' : 17183+5338
SWI 3

91' : 17071+5556
CRB 199

94' : 17039+5314
STTA151AB

97' : 16594+5407
LDS4716

99' : 16589+5444
HDS2402

104' : 17141+5608
STT 327

109' : 17138+5246
TDT 272

111' : 17047+5250
TDT 202

112' : 17220+5351
BU 1249AB

117' : 17215+5532
ES 2656

118' : 17210+5537
GRV1134

119' : 17170+5612
SLE 81

122' : 17185+5608
ES 1740

123' : 17141+5627
TDT 276

129' : 16554+5424
LDS4707

131' : 17111+5640
MET 80

134' : 16549+5420
SKF 52

140' : 17173+5636
STI2349



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 17102+5430 : COMPONENTS
 
 
  A B
B pa=147.9°
sep=17.76"
 
C pa=5.6°
sep=9904.21"
pa=5.5°
sep=9918.34"
 
 
17102+5430 A
 
 
Name HD 155674 Coord arcsec 2000 171010.51+542939.8 Mag 8.99 Spectral class K6V (yellow-orange)
PmRA 82.00 PmDE -111.0 SAO 30274 HIP 83988
Tycho2 3891-01304-1 HD 155674 BD BD+54 1861
Tycho2
Tycho2 3891-01304-1 Pflag RAmdeg 257.54377683 DEmdeg 54.49438311
PmRA 82.5 PmDE -111.6 E RAmdeg 12 E DEmdeg 12
E pmRA 1.4 E pmDE 1.5 EpRAm 1989.87 EpDEm 1990.48
Num 9 Q RAmdeg 1.8 Q DEmdeg 1.0 Q pmRA 1.6
Q pmDE 1.1 BTmag 10.412 E BTmag 0.036 VTmag 8.988
E VTmag 0.017 Prox 223 TYC T HIP 83988
CCDM A RAdeg 257.54344250 DEdeg 54.49463917 EpRA 1990 1.66
EpDE 1990 1.73 E RAdeg 12.8 E DEdeg 12.2 Posflg
Corr 0.0
SAO
SAO 30274 DelFlag RA1950 PmRA1950 0.0101
DE1950 PmDE1950 -0.116 Vmag 8.6 SpType K0
Double code Source 37 CatNum 5182 DM BD+54 1861
DMcomp BDsup HD 155674 M HD 0
GC RA1950rad 4.49042307 DE1950rad 0.95219189 PmRA2000 0.011
PmDE2000 -0.113
Hipparcos
Catalog H HIP 83988 Proxy RAhms 17 10 10.43
DEdms +54 29 40.7 Vmag 8.85 VarFlag R Vmag G
RAdeg 257.543 DEdeg 54.4946 AstroRef A Plx 47.14
CCDM 17102+5430 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 155674 BD BD+54 1861
CD CP Dm number +54 1861 VIred 1.25
SpType K0 R SpType Coord arcsec 2000 171010.43+542940.7
Hipparcos 2
HIP 83988 Sn 95 So 3 Nc 1
RArad 4.4949809157 DErad 0.9511109673 Plx 50.35 PmRA 80.22
PmDE -114.37 E RArad 1.76 E DErad 1.93 E Plx 1.93
E pmRA 2.13 E pmDE 2.62 Hpmag 9.0676 E Hpmag 0.0418
SHp 0.076 VA 0 BV 1.152 E BV 0.016
VI 1.25
CCDM
Ccdm 17102+5430 RComp Comp A Note1
Note2 Discov num DRAs -1.55 DDEs -20.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.9 Sp K0 PmNote *
PmRA 70 PmDE -117 Dm number +54 1861 Cat1 BD
Name2 +54 1084 Cat2 AGK2/3 HD 155674 M HD
ADS BDS A10386 M ADS BDS N IDS IDS 17081N5437A
HIC 83988
 
 
17102+5430 B
 
 
Coord arcsec 2000 171011.59+542924.8 Mag 9.36 Spectral class K6V (yellow-orange) PmRA 86.00
PmDE -103.0 HIP 83996 Tycho2 3891-01294-1 BD BD+54 1862
Calc delta mag 0.37 Calc coord yes
Tycho2
Tycho2 3891-01294-1 Pflag RAmdeg 257.55149629 DEmdeg 54.49013472
PmRA 86.9 PmDE -106.1 E RAmdeg 16 E DEmdeg 16
E pmRA 1.4 E pmDE 1.5 EpRAm 1988.68 EpDEm 1988.91
Num 9 Q RAmdeg 2.4 Q DEmdeg 1.2 Q pmRA 2.4
Q pmDE 1.2 BTmag 10.939 E BTmag 0.052 VTmag 9.360
E VTmag 0.022 Prox 223 TYC T HIP 83996
CCDM B RAdeg 257.55115972 DEdeg 54.49038056 EpRA 1990 1.67
EpDE 1990 1.70 E RAdeg 18.1 E DEdeg 17.6 Posflg
Corr -0.1
Hipparcos
Catalog H HIP 83996 Proxy RAhms 17 10 12.27
DEdms +54 29 25.4 Vmag 9.34 VarFlag R Vmag G
RAdeg 257.551 DEdeg 54.4904 AstroRef B Plx 47.86
CCDM 17102+5430 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD BD+54 1862
CD CP Dm number +54 1862 VIred 1.42
SpType K8 R SpType Coord arcsec 2000 171012.27+542925.4
Hipparcos 2
HIP 83996 Sn 95 So 3 Nc 1
RArad 4.49511491 DErad 0.9510367432 Plx 49.46 PmRA 73.76
PmDE -100.01 E RArad 3.61 E DErad 3.89 E Plx 4.03
E pmRA 4.06 E pmDE 5.37 Hpmag 9.4661 E Hpmag 0.0542
SHp 0 VA 0 BV 1.257 E BV 0.004
VI 1.42
CCDM
Ccdm 17102+5430 RComp Comp B Note1
Note2 Discov num STF2138 DRAs 0.40 DDEs -34.9
R dRAs 10 Year 1949 Theta 135 Rho 22.3
Obs 10 Vmag 9.3 Sp PmNote *
PmRA 89 PmDE -101 Dm number +54 1862 Cat1 BD
Name2 +54 1085 Cat2 AGK2/3 HD M HD
ADS BDS A10386 M ADS BDS N IDS IDS 17081N5437B
HIC 83996
 
 
17102+5430 C
 
 
Coord arcsec 2000 171201.69+571359.8 Mag 8.67 Spectral class K4V (yellow-orange) PmRA 91.00
PmDE -37.0 Calc delta mag 0.32 Calc coord yes