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Doubles in session


Current system
17317-4102
ARY 114 DE


Nearby doubles
7' : 17316-4111
RST1963

11' : 17327-4104
RST1967

24' : 17303-4049
CPO 530

25' : 17326-4127
RSS 447

28' : 17320-4037
HJ 4958

29' : 17316-4036
RSS 446

37' : 17300-4134
RST1961

37' : 17347-4046
RSS 450

39' : 17339-4135
RST1970

43' : 17341-4139
RSS 449

43' : 17287-4041
WG 208

46' : 17359-4100
WG 210

50' : 17288-4140
RSS 443

51' : 17276-4119
I 1321

51' : 17283-4032
WG 207AB

52' : 17315-4156
I 1324

53' : 17315-4157
BRT 978

54' : 17295-4019
I 1004

61' : 17330-4203
CPO 532

62' : 17372-4050
WG 211

66' : 17280-4016
KPP4040

67' : 17377-4052
RST5440

68' : 17376-4049
EVS 31AB

68' : 17260-4118
TDS 866

69' : 17366-4147
I 605

70' : 17375-4038
WG 213



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 17317-4102 : COMPONENTS
 
 
  A B C D
B pa=110.8°
sep=0.84"
 
C pa=244.9°
sep=50.95"
pa=245.5°
sep=51.53"
 
D pa=136.2°
sep=158.81"
pa=136.3°
sep=158.05"
pa=120.8°
sep=181.63"
 
E pa=135.0°
sep=157.20"
pa=135.1°
sep=156.43"
pa=119.6°
sep=180.96"
pa=19.9°
sep=3.72"
 
 
17317-4102 A
 
 
Name HD 158531 Coord arcsec 2000 173142.63-410222.6 Mag 7.81 Spectral class B7/8IV: (blue-white)
PmRA -3.00 PmDE -16.0 SAO 228078 HIP 85782
Tycho2 7888-01275-1 HD 158531 GC 23714 CD CD-4011553
CP CP-40 7886
Tycho2
Tycho2 7888-01275-1 Pflag P RAmdeg 262.92761187 DEmdeg -41.03961212
PmRA -2.7 PmDE -15.7 E RAmdeg 6 E DEmdeg 7
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.45 EpDEm 1991.18
Num 6 Q RAmdeg 2.2 Q DEmdeg 2.1 Q pmRA 2.1
Q pmDE 2.2 BTmag 7.815 E BTmag 0.016 VTmag 7.805
E VTmag 0.013 Prox 11 TYC T HIP 85782
CCDM A RAdeg 262.92748556 DEdeg -41.03954333 EpRA 1990 1.61
EpDE 1990 1.41 E RAdeg 5.5 E DEdeg 6.5 Posflg D
Corr 0.1
SAO
SAO 228078 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 -0.019 Vmag 7.5 SpType B9
Double code Source 70 CatNum 23714 DM CD-4011553
DMcomp BDsup HD 158531 M HD 0
GC 23714 RA1950rad 4.57358241 DE1950rad -0.71564171 PmRA2000 0.0003
PmDE2000 -0.019
Hipparcos
Catalog H HIP 85782 Proxy H RAhms 17 31 42.60
DEdms -41 02 22.3 Vmag 7.19 VarFlag R Vmag G
RAdeg 262.927 DEdeg -41.0395 AstroRef A Plx 4.65
CCDM 17317-4102 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 108 Rho 1.051 HD 158531 BD
CD CD-4011553 CP CP-40 7886 Dm number -4011553 VIred 0.07
SpType B7/B8IV: R SpType Coord arcsec 2000 173142.60-410222.3
Hipparcos 2
HIP 85782 Sn 15 So 3 Nc 2
RArad 4.5889502253 DErad -0.7162750414 Plx 3.69 PmRA -1.29
PmDE -9.41 E RArad 1.3 E DErad 0.78 E Plx 1.56
E pmRA 1.4 E pmDE 0.89 Hpmag 7.226 E Hpmag 0.0019
SHp 0.011 VA 0 BV 0.06 E BV 0.015
VI 0.07
CCDM
Ccdm 17317-4102 RComp Comp A Note1
Note2 Discov num DRAs 0.67 DDEs -23.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.1 Sp B9 PmNote *
PmRA -2 PmDE -14 Dm number -4011553 Cat1 CD
Name2 228078 Cat2 SAO HD 158531 M HD
ADS BDS M ADS BDS N IDS IDS 17247S4058A
HIC 85782
 
 
17317-4102 B
 
 
Coord arcsec 2000 173142.70-410222.9 Mag 8.06 PmRA -3.00 PmDE -16.0
HIP 85782 Tycho2 7888-01275-2 Calc delta mag 0.25 Calc coord yes
Tycho2
Tycho2 7888-01275-2 Pflag P RAmdeg 262.92761187 DEmdeg -41.03961212
PmRA -2.7 PmDE -15.7 E RAmdeg 6 E DEmdeg 7
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.45 EpDEm 1991.18
Num 6 Q RAmdeg 2.2 Q DEmdeg 2.1 Q pmRA 2.1
Q pmDE 2.2 BTmag 8.171 E BTmag 0.018 VTmag 8.064
E VTmag 0.015 Prox 11 TYC T HIP 85782
CCDM B RAdeg 262.92785806 DEdeg -41.03963000 EpRA 1990 1.58
EpDE 1990 1.43 E RAdeg 6.6 E DEdeg 7.6 Posflg D
Corr 0.1
Hipparcos
Catalog H HIP 85782 Proxy H RAhms 17 31 42.60
DEdms -41 02 22.3 Vmag 7.19 VarFlag R Vmag G
RAdeg 262.927 DEdeg -41.0395 AstroRef A Plx 4.65
CCDM 17317-4102 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 108 Rho 1.051 HD 158531 BD
CD CD-4011553 CP CP-40 7886 Dm number -4011553 VIred 0.07
SpType B7/B8IV: R SpType Coord arcsec 2000 173142.60-410222.3
Hipparcos 2
HIP 85782 Sn 15 So 3 Nc 2
RArad 4.5889502253 DErad -0.7162750414 Plx 3.69 PmRA -1.29
PmDE -9.41 E RArad 1.3 E DErad 0.78 E Plx 1.56
E pmRA 1.4 E pmDE 0.89 Hpmag 7.226 E Hpmag 0.0019
SHp 0.011 VA 0 BV 0.06 E BV 0.015
VI 0.07
CCDM
Ccdm 17317-4102 RComp Comp B Note1
Note2 Discov num HLD 136 DRAs DDEs
R dRAs Year 1896 Theta 109 Rho 1.1
Obs 9 Vmag 8.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17247S4058B
HIC 85782
 
 
17317-4102 C
 
 
Coord arcsec 2000 173138.55-410244.3 Mag 8.5 PmRA 3.00 PmDE -12.0
SAO 228074 Tycho2 7888-00701-1 HD 158515 DM CP-40 7884
Calc delta mag 0.69 Calc coord yes
Tycho2
Tycho2 7888-00701-1 Pflag RAmdeg 262.90514001 DEmdeg -41.04557067
PmRA -0.9 PmDE -12.4 E RAmdeg 9 E DEmdeg 10
E pmRA 1.8 E pmDE 1.6 EpRAm 1991.27 EpDEm 1991.07
Num 4 Q RAmdeg 1.3 Q DEmdeg 1.2 Q pmRA 1.4
Q pmDE 1.2 BTmag 8.743 E BTmag 0.021 VTmag 8.486
E VTmag 0.017 Prox 644 TYC T HIP
CCDM RAdeg 262.90514306 DEdeg -41.04554139 EpRA 1990 1.54
EpDE 1990 1.49 E RAdeg 9.1 E DEdeg 9.8 Posflg
Corr 0.3
SAO
SAO 228074 DelFlag RA1950 PmRA1950 0.0016
DE1950 PmDE1950 -0.013 Vmag 8.2 SpType A0
Double code Source 48 CatNum 16313 DM CP-40 7884
DMcomp BDsup HD 158515 M HD 0
GC RA1950rad 4.57318801 DE1950rad -0.71574081 PmRA2000 0.0016
PmDE2000 -0.013
 
 
17317-4102 D
 
 
Coord arcsec 2000 173152.35-410417.2 Mag 12.5 PmRA -21.00 PmDE -51.0
Calc delta mag 4.69
 
 
17317-4102 E
 
 
Coord arcsec 2000 173152.46-410413.7 Mag 12.5 Calc delta mag 4.69 Calc coord yes