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Current system
17430+0547
HDS 2506


Nearby doubles
14' : 17439+0551
STF2200AB

29' : 17427+0520
AG 212

40' : 17404+0544
VVO 16

45' : 17448+0512
TDT 484

49' : 17461+0532
CHR 157

50' : 17398+0537
FMR 137

52' : 17464+0542
STF2212

53' : 17418+0458
BAL3011

54' : 17422+0456
FAL 57

58' : 17411+0457
UC 3383

58' : 17468+0534
A 1161

61' : 17470+0542
STF2216

63' : 17470+0526
DCH 114

70' : 17387+0613
A 1157

70' : 17475+0530
UC 3408

72' : 17427+0659
HEI 864

73' : 17469+0630
A 1162AB

73' : 17465+0639
GWP2734

78' : 17436+0430
BAL2896

80' : 17478+0621
ITF 5

83' : 17482+0616
J 2116AB

84' : 17422+0424
BAL2895

87' : 17488+0542
CVR 207

92' : 17370+0524
GRV 962

96' : 17494+0534
TDS 886

97' : 17372+0507
TDT 437



Selections
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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

17430+0547 HDS 2506

 
 
17h 43m 00.81s +05° 47' 21.4" P.A. 81.00 sep 0.2 mag 10.92,12.76 Sp M2 dist. 19.96 pc (65.11 l.y.)
 
 
Coord 2000 17430+0547 Discov num HDS2506 Comp Coord arcsec 2000 17 43 00.81 +05 47 21.4
Date first 1991 Date last 2021 Obs 17
Pa first 122 Pa last 80.5 P.A. Now (θ) 25.2°
Sep first 0.4 Sep last 0.163 Sep. Now (ρ) 0.115"
Mag pri 10.92 Mag sec 12.76 delta mag (ΔM) 1.84 Spectral class M2 (red)
Pri motion ra +226 Sec motion ra
Pri motion dec -061 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus HIP 86707 Tycho2 0427-01536-3 Gaia DR2 4473756480908157184
GL NN 4024 Distance 19.96 Distance ly 65.11
 
 
ORBITAL ELEMENTS
 
 
Period (P)20.42y± 0.3 Periastron (T)61701d (2027.807y)± 101 Semi-major axis (a)364.8m± 3.9
Eccentricity (e)0.539± 0.012 Inclination (i)104.61°± 0.21 Longitude of periastron (ω)233.9°± 1.1
Node (Ω)129.31°± 0.25 Notes ReferenceMnA2019
Equinox Last observation Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 91.0 0.205
2001 75.1 0.154
2002 46.9 0.119
2003 10.0 0.121
2004 342.9 0.156
2005 326.9 0.197
2006 315.5 0.214
2007 301.8 0.156
2008 202.8 0.048
2009 141.8 0.190
2010 133.5 0.306
2011 129.3 0.380
2012 126.2 0.424
2013 123.6 0.444
2014 121.1 0.447
2015 118.5 0.434
2016 115.7 0.410
2017 112.5 0.375
2018 108.5 0.332
2019 103.2 0.282
2020 95.5 0.228
2021 82.9 0.174
2022 60.5 0.130
2023 25.2 0.115
2024 352.6 0.139
2025 332.7 0.181
2026 320.0 0.212
2027 308.6 0.193
2028 278.2 0.077
2029 150.3 0.128
2030 136.1 0.263


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


 
  


wds17430%2B0547b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 17430+0547 HDS 2506 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
MnA2019 C j Mann, A.W., Dupuy, T., Kraus, A.L., Gaidos, E., Ansdell, M., Ireland, M., Rizzuto, 2019ApJ...871...63M
MnA2019 +orb A.C., Hung, C..-L., Dittmann, J., Factor, S., Feiden, G., Martinez, R.A.,
MnA2019 Ruiz-Rodriguez, D. & Chia Thao, P.
MnA2019 ApJ 871, 63, 2019
 
 
DISCOVERER
 
 
idgroup discov author
1 HDS Hipparcos Double Star (from additional DD list)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17430+0547 HDS2506 1991 1 122 0.4 10.92 12.76 M2 174300.67+054722.1
17430+0547 HDS2506 2010 2 131 0.3 10.92 12.76 M2 D 174300.67+054722.1
17430+0547 HDS2506 2014 4 120 0.4 10.92 12.76 M2 174300.67+054722.1
17430+0547 HDS2506 2018 7 107 0.3 10.92 12.76 M2 174300.81+054721.4
17430+0547 HDS2506 2019 8 99 0.3 10.92 12.76 M2 O 174300.81+054721.4
17430+0547 HDS2506 2021 16 81 0.2 10.92 12.76 M2 O 174300.81+054721.4

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

 
 
WDS 17430+0547 HDS 2506 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17430+0547 HDS 2506 : MEASURES
 
 
No records found.

 
 
WDS 17430+0547 : VIRTUAL EYEPIECE
 
 

17430+0547 HDS2506A mag 10.92 Sp M2 17430+0547 HDS2506B sep 0.2 P.A. 80.50 mag 12.76 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 17430+0547 : ALADIN DSS IMAGE @ 17h 43m 00.81s +05° 47' 21.4"
 
 
 
 
WDS 17430+0547 HDS 2506 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17430+0547 HDS2506 distance=0' 17439+0551 STF2200AB distance=14' 17439+0551 STF2200AC distance=14' 17427+0520 AG 212 distance=29' 17404+0544 VVO 16 distance=40' 17448+0512 TDT 484 distance=45' 17461+0532 CHR 157 distance=49' 17398+0537 FMR 137 distance=50' 17464+0542 STF2212 distance=52' 17418+0458 BAL3011 distance=53' 17422+0456 FAL 57 distance=54' 17411+0457 UC 3383 distance=58' 17468+0534 A 1161 distance=58' 17470+0542 STF2216 distance=61' 17470+0526 DCH 114 distance=63' 17387+0613 A 1157 distance=70' 17475+0530 UC 3408 distance=70' 17427+0659 HEI 864 distance=72' 17469+0630 A 1162AB distance=73' 17469+0630 A 1162AC distance=73' 17465+0639 GWP2734 distance=73' 17436+0430 BAL2896 distance=78' 17478+0621 ITF 5 distance=80' 17482+0616 J 2116AB distance=83' 17482+0616 J 2116BC distance=83' 17422+0424 BAL2895 distance=84' 17488+0542 CVR 207 distance=87' 17370+0524 GRV 962 distance=92' 17494+0534 TDS 886 distance=96' 17372+0507 TDT 437 distance=97' 17500+0520 STF2227 distance=99' 17490+0458 STF2223 distance=102' 17372+0649 HEI 862 distance=107' 17389+0715 A 1158 distance=107' 17459+0409 BAL2898 distance=107' 17358+0608 TDT 424 distance=110' 17449+0357 BAL2897 distance=113' 17355+0603 CVR 203 distance=113' 17362+0637 STF2188 distance=113' 17362+0646 GAU 16 distance=118' 17348+0601 HDS2481Aa,Ab distance=124' 17348+0601 STF2185AB distance=124' 17348+0601 PWS 16AG distance=124' 17348+0601 PWS 16AH distance=124' 17348+0601 PWS 16AI distance=124' 17348+0601 PWS 16AJ distance=124' 17348+0601 PWS 16AK distance=124' 17348+0601 STF2185AC distance=124' 17348+0601 PWS 16AF distance=124' 17348+0601 STF2185BC distance=124' 17348+0601 STF2185CF distance=125' 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 17430+0547 HDS2506 81 0.2
Show 17439+0551 STF2200 AB 162 1.6 14
Show 17439+0551 STF2200 AC 245 32.3 14
Show 17427+0520 AG 212 23 2.7 29
Show 17404+0544 VVO 16 342 34.8 40
Show 17448+0512 TDT 484 272 0.4 45
Show 17461+0532 CHR 157 35 0.3 49
Show 17398+0537 FMR 137 250 9.3 50
Show 17464+0542 STF2212 340 3.3 52
Show 17418+0458 BAL3011 358 1.4 53
Show 17422+0456 FAL 57 268 6.6 54
Show 17411+0457 UC 3383 52 23.2 58
Show 17468+0534 A 1161 286 0.8 58
Show 17470+0542 STF2216 27 27.3 61
Show 17470+0526 DCH 114 118 1.9 63
Show 17387+0613 A 1157 265 1.3 70
Show 17475+0530 UC 3408 312 54.3 70
Show 17427+0659 HEI 864 350 2.9 72
Show 17469+0630 A 1162 AB 162 1.7 73
Show 17469+0630 A 1162 AC 170 7.4 73
Show 17465+0639 GWP2734 331 26.6 73
Show 17436+0430 BAL2896 351 7.4 78
Show 17478+0621 ITF 5 130 28.5 80
Show 17482+0616 J 2116 AB 30 48.9 83
Show 17482+0616 J 2116 BC 298 5.9 83
Show 17422+0424 BAL2895 13.9 84
Show 17488+0542 CVR 207 219 14.0 87
Show 17370+0524 GRV 962 166 20.9 92
Show 17494+0534 TDS 886 298 2.1 96
Show 17372+0507 TDT 437 31 0.5 97
Show 17500+0520 STF2227 110 15.1 99
Show 17490+0458 STF2223 210 18.5 102
Show 17372+0649 HEI 862 67 2.8 107
Show 17389+0715 A 1158 108 4.7 107
Show 17459+0409 BAL2898 311 6.6 107
Show 17358+0608 TDT 424 275 0.3 110
Show 17449+0357 BAL2897 291 9.3 113
Show 17355+0603 CVR 203 237 27.0 113
Show 17362+0637 STF2188 203 5.5 113
Show 17362+0646 GAU 16 175 8.4 118
Show 17348+0601 HDS2481 Aa,Ab 290 0.2 124
Show 17348+0601 STF2185 AB 5 27.2 124
Show 17348+0601 PWS 16 AG 308 59.4 124
Show 17348+0601 PWS 16 AH 335 188.3 124
Show 17348+0601 PWS 16 AI 340 187.2 124
Show 17348+0601 PWS 16 AJ 340 161.1 124
Show 17348+0601 PWS 16 AK 17 153.2 124
Show 17348+0601 STF2185 AC 253 93.2 124
Show 17348+0601 PWS 16 AF 193 212.7 124
Show 17348+0601 STF2185 BC 239 105.9 124
Show 17348+0601 STF2185 CF 166 186.3 125

 
 
WDS 17430+0547 : COMPONENTS
 
 
  A
B pa=80.5°
sep=0.16"
 
 
17430+0547 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 174300.81+054721.4 Mag 10.92 Spectral class M2 (red)
PmRA 226.00 PmDE -61.0 HIP 86707 Tycho2 0427-01536-3
Tycho2
Tycho2 0427-01536-3 Pflag RAmdeg 265.75341736 DEmdeg 5.78930145
PmRA 241.0 PmDE -64.3 E RAmdeg 41 E DEmdeg 33
E pmRA 2.6 E pmDE 2.5 EpRAm 1987.64 EpDEm 1984.21
Num 4 Q RAmdeg 0.1 Q DEmdeg 0.7 Q pmRA 0.1
Q pmDE 0.7 BTmag 12.867 E BTmag 0.227 VTmag 10.857
E VTmag 0.057 Prox 999 TYC HIP 86707
CCDM AB RAdeg 265.75285806 DEdeg 5.78945778 EpRA 1990 1.69
EpDE 1990 1.51 E RAdeg 43.7 E DEdeg 50.1 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 86707 Proxy H RAhms 17 43 00.67
DEdms +05 47 22.1 Vmag 10.68 VarFlag R Vmag H
RAdeg 265.753 DEdeg 5.78948 AstroRef A Plx 50.8
CCDM 17430+0547 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 122 Rho 0.434 HD BD
CD CP Dm number VIred 2.12
SpType M2 R SpType Coord arcsec 2000 174300.67+054722.1
Hipparcos 2
HIP 86707 Sn 15 So 3 Nc 2
RArad 4.6382610678 DErad 0.1010454152 Plx 50.09 PmRA 225.31
PmDE -60.42 E RArad 1.83 E DErad 1.21 E Plx 2.48
E pmRA 2 E pmDE 1.25 Hpmag 10.7375 E Hpmag 0.0029
SHp 0.025 VA 0 BV 1.507 E BV 0.015
VI 2.12
CCDM
Ccdm 17430+0547 RComp Comp A Note1
Note2 Discov num DRAs 0.80 DDEs 21.6
R dRAs 82 Year Theta Rho
Obs 2 Vmag 10.9 Sp M2 PmNote *
PmRA 226 PmDE -61 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 86707
 
 
17430+0547 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 174300.82+054721.4 Mag 12.76 Calc delta mag 1.84
Calc coord yes
CCDM
Ccdm 17430+0547 RComp Comp B Note1
Note2 Discov num HDS DRAs 0.83 DDEs 21.3
R dRAs 82 Year 1991 Theta 122 Rho 0.4
Obs 1 Vmag 12.8 Sp PmNote *
PmRA 226 PmDE -61 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 86707