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Doubles in session


Current system
11550-5606
HLD 114
HD 103493


Nearby doubles
15' : 11547-5619
BRT3166

33' : 11557-5638
ELP 28

35' : 11580-5630
COO 131

35' : 11582-5543
FIN 420

36' : 11543-5530
BRT2579

38' : 11509-5553
HU 1487

44' : 11500-5616
TOK 718

47' : 11540-5652
RST2772

48' : 12006-5557
RST1629AB

48' : 12005-5620
TOB 143

49' : 11521-5524
TDS8085

50' : 12006-5623
RSS 276

54' : 11595-5527
TDS8151

59' : 11522-5659
I 892AB

59' : 11495-5530
COO 129

60' : 11530-5702
FIN 190

67' : 11556-5459
TDS8119

69' : 11596-5509
CPO 339

71' : 11535-5457
FIN 418

72' : 12008-5659
TOB 144

73' : 11526-5456
TP 2AB

75' : 12002-5707
TOB 142AB

75' : 11554-5720
FIN 419

76' : 12011-5512
TDS8167

77' : 12017-5514
TDS8180

85' : 11454-5542
HDS1659



Selections
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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.

11550-5606 HLD 114 (HD 103493)

 
 
11h 55m 01.34s -56° 05' 45.5" P.A. 169.00 sep 3.8 mag 7.36,7.81 Sp G3IV/V dist. 30.2 pc (98.51 l.y.)
 
 
Coord 2000 11550-5606 Discov num HLD 114 Comp Coord arcsec 2000 11 55 01.34 -56 05 45.5
Date first 1882 Date last 2021 Obs 58
Pa first 230 Pa last 168.6 P.A. Now (θ) 168.6°
Sep first 2.0 Sep last 3.819 Sep. Now (ρ) 3.819"
Mag pri 7.36 Mag sec 7.81 delta mag (ΔM) 0.45 Spectral class G3IV/V (yellow)
Pri motion ra +209 Sec motion ra +217
Pri motion dec -198 Sec motion dec -206
Notes O (Orbital solution)
rPM=0.038 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 103493 Constellation Centaurus HIP 58106 Tycho2 8635-02005-1
Gaia DR2 5343737016229657856 HD 103493 GL Gl 452.5A CD CD-55 4298
CP CP-55 4711 Distance 30.2 Distance ly 98.51
 
 
ORBITAL ELEMENTS
 
 
Period (P)972.4643y± 420.8437 Periastron (T)2125.0897y± 250.2814 Semi-major axis (a)6.55131a± 3.49004
Eccentricity (e)0.60167± 0.29595 Inclination (i)100.64°± 15.097 Longitude of periastron (ω)66.614°± 40.526
Node (Ω)158.158°± 6.154 Notes ReferenceIzm2019
Equinox Last observation2015 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 171.5 3.709
2001 171.4 3.719
2002 171.2 3.729
2003 171.0 3.739
2004 170.9 3.749
2005 170.7 3.758
2006 170.5 3.768
2007 170.4 3.777
2008 170.2 3.786
2009 170.0 3.794
2010 169.9 3.803
2011 169.7 3.811
2012 169.6 3.819
2013 169.4 3.827
2014 169.2 3.834
2015 169.1 3.841
2016 168.9 3.848
2017 168.8 3.855
2018 168.6 3.862
2019 168.5 3.868
2020 168.3 3.874
2021 168.1 3.880
2022 168.0 3.885
2023 167.8 3.890
2024 167.7 3.895
2025 167.5 3.899
2026 167.4 3.904
2027 167.2 3.908
2028 167.1 3.911
2029 166.9 3.914
2030 166.8 3.917


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds11550-5606b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 11550-5606 HLD 114 (HD 103493) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 HLD Holden, E.S.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11550-5606 HLD 114 2000 47 172 3.3 7.36 7.81 G3IV/V D 115501.14-560543.9
11550-5606 HLD 114 2014 49 169 3.8 7.36 7.81 G3IV/V O 115501.14-560543.9
11550-5606 HLD 114 2015 50 171 3.4 7.36 7.81 G3IV/V O 115501.14-560543.9
11550-5606 HLD 114 2016 51 169 3.9 7.36 7.81 G3IV/V O 115501.34-560545.5
11550-5606 HLD 114 2019 55 169 3.9 7.36 7.81 G3IV/V O 115501.34-560545.5
11550-5606 HLD 114 2021 58 169 3.8 7.36 7.81 G3IV/V O 115501.34-560545.5

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 11550-5606 HLD 114 (HD 103493) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11550-5606 HLD 114 (HD 103493) : MEASURES
 
 
No records found.

 
 
WDS 11550-5606 (HD 103493) : VIRTUAL EYEPIECE
 
 

11550-5606 HLD 114A mag 7.36 Sp G3IV/V 11550-5606 HLD 114B sep 3.8 P.A. 173.60 mag 7.81 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 11550-5606 (HD 103493) : ALADIN DSS IMAGE @ 11h 55m 01.34s -56° 05' 45.5"
 
 
 
 
WDS 11550-5606 HLD 114 (HD 103493) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11550-5606 HLD 114 distance=0' 11547-5619 BRT3166 distance=15' 11557-5638 ELP 28 distance=33' 11580-5630 COO 131 distance=35' 11582-5543 FIN 420 distance=35' 11543-5530 BRT2579 distance=36' 11509-5553 HU 1487 distance=38' 11500-5616 TOK 718 distance=44' 11540-5652 RST2772 distance=47' 12006-5557 TDS8160Aa,Ab distance=48' 12006-5557 RST1629AB distance=48' 12005-5620 TOB 143 distance=48' 11521-5524 TDS8085 distance=49' 12006-5623 RSS 276 distance=50' 11595-5527 TDS8151 distance=54' 11522-5659 I 892AB distance=59' 11522-5659 I 892BC distance=59' 11495-5530 COO 129 distance=59' 11530-5702 FIN 190 distance=60' 11556-5459 TDS8119 distance=67' 11596-5509 CPO 339 distance=69' 11535-5457 FIN 418 distance=71' 12008-5659 TOB 144 distance=72' 11526-5456 TP 2AB distance=73' 11526-5456 RBS 2AC distance=73' 12002-5707 TOB 142AB distance=75' 12002-5707 JNN 164AC distance=75' 11554-5720 FIN 419 distance=75' 12011-5512 TDS8167 distance=76' 12017-5514 TDS8180 distance=77' 11454-5542 HDS1659 distance=85' 11546-5440 HJ 4480 distance=86' 12046-5637 HJ 4493AB distance=86' 12046-5637 HJ 4493AC distance=86' 11495-5720 TVB 242 distance=88' 12013-5455 TDS8172 distance=89' 11508-5445 BRT2068 distance=89' 11459-5521 SKF2850 distance=90' 11449-5528 I 890 distance=94' 11450-5525 I 891 distance=95' 12008-5444 RST2775 distance=96' 12061-5540 TDS8222 distance=97' 11504-5435 TDS8063 distance=100' 11596-5434 WFC 119 distance=100' 12014-5442 TDS 654 distance=101' 11522-5428 TDS8087 distance=101' 12036-5719 BRT2806 distance=102' 11498-5738 TDS8051 distance=102' 11515-5744 JSP 505 distance=104' 12047-5712 HU 1491 distance=104' 11492-5741 RST2768AB distance=107' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 11550-5606 HLD 114 169 3.8
Show 11547-5619 BRT3166 132 4.1 15
Show 11557-5638 ELP 28 305 0.8 33
Show 11580-5630 COO 131 218 2.7 35
Show 11582-5543 FIN 420 149 3.5 35
Show 11543-5530 BRT2579 196 3.2 36
Show 11509-5553 HU 1487 238 0.9 38
Show 11500-5616 TOK 718 203 0.6 44
Show 11540-5652 RST2772 308 0.3 47
Show 12006-5557 TDS8160 Aa,Ab 347 0.7 48
Show 12006-5557 RST1629 AB 31 2.7 48
Show 12005-5620 TOB 143 186 20.9 48
Show 11521-5524 TDS8085 310 0.8 49
Show 12006-5623 RSS 276 109 9.1 50
Show 11595-5527 TDS8151 309 1.2 54
Show 11522-5659 I 892 AB 120 61.5 59
Show 11522-5659 I 892 BC 120 5.0 59
Show 11495-5530 COO 129 79 2.4 59
Show 11530-5702 FIN 190 303 0.8 60
Show 11556-5459 TDS8119 209 3.1 67
Show 11596-5509 CPO 339 185 10.6 69
Show 11535-5457 FIN 418 36 8.9 71
Show 12008-5659 TOB 144 275 14.7 72
Show 11526-5456 TP 2 AB 139 14.5 73
Show 11526-5456 RBS 2 AC 269 10.5 73
Show 12002-5707 TOB 142 AB 50 7.7 75
Show 12002-5707 JNN 164 AC 161 4.5 75
Show 11554-5720 FIN 419 152 9.9 75
Show 12011-5512 TDS8167 48 0.9 76
Show 12017-5514 TDS8180 302 0.4 77
Show 11454-5542 HDS1659 187 3.7 85
Show 11546-5440 HJ 4480 6 6.9 86
Show 12046-5637 HJ 4493 AB 97 10.1 86
Show 12046-5637 HJ 4493 AC 314 13.9 86
Show 11495-5720 TVB 242 158 4.3 88
Show 12013-5455 TDS8172 50 2.0 89
Show 11508-5445 BRT2068 355 4.0 89
Show 11459-5521 SKF2850 294 37.6 90
Show 11449-5528 I 890 300 2.0 94
Show 11450-5525 I 891 29 2.7 95
Show 12008-5444 RST2775 25 2.1 96
Show 12061-5540 TDS8222 342 0.8 97
Show 11504-5435 TDS8063 357 0.8 100
Show 11596-5434 WFC 119 290 9.7 100
Show 12014-5442 TDS 654 200 1.1 101
Show 11522-5428 TDS8087 116 1.5 101
Show 12036-5719 BRT2806 206 5.6 102
Show 11498-5738 TDS8051 334 1.0 102
Show 11515-5744 JSP 505 211 2.0 104
Show 12047-5712 HU 1491 319 0.7 104
Show 11492-5741 RST2768 AB 290 1.0 107

 
 
WDS 11550-5606 : COMPONENTS
 
 
  A
B pa=173.6°
sep=3.77"
 
 
11550-5606 A
 
 
Componente originario normalizzato AB Name HD 103493 Coord arcsec 2000 115501.34-560545.5 Mag 7.36
Spectral class G3IV/V (yellow) PmRA 209.00 PmDE -198.0
CCDM
Ccdm 11550-5606 RComp Comp A Note1
Note2 Discov num DRAs 1.27 DDEs 12.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.3 Sp G0 PmNote *
PmRA 204 PmDE -207 Dm number -55 4711 Cat1 CPD
Name2 239487 Cat2 SAO HD 103493 M HD
ADS BDS M ADS BDS N IDS IDS 11500S5532A
HIC 58106
 
 
11550-5606 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 115501.39-560549.2 Mag 7.81 PmRA 217.00
PmDE -206.0 Calc delta mag 0.45 Calc coord yes
CCDM
Ccdm 11550-5606 RComp Comp B Note1
Note2 Discov num HLD 114 DRAs DDEs
R dRAs Year 1956 Theta 180 Rho 3.2
Obs 20 Vmag 7.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11500S5532B
HIC 58106