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Doubles in session


Current system
17130+0745
STT 325
HD 155714


Nearby doubles
52' : 17098+0804
OSO 77AB

60' : 17159+0826
LDS4732

64' : 17171+0726
A 1148

74' : 17178+0733
J 450

83' : 17077+0722
YSC 62

86' : 17142+0622
A 1147AB

88' : 17173+0845
KPP4031

91' : 17141+0616
TDT 277

95' : 17067+0747
RAO 509

100' : 17092+0907
DAM 910

107' : 17070+0648
STF2123

107' : 17088+0911
RAO 510

116' : 17148+0553
UC 3310

121' : 17050+0724
TDT 204

122' : 17122+0946
HU 170

122' : 17052+0710
UC 3288

126' : 17200+0635
TDS 862

129' : 17173+0937
UC 3318

132' : 17183+0931
STT 326

137' : 17057+0620
HEI 859

138' : 17148+1000
STF2143

140' : 17219+0830
KPP3315

142' : 17086+0951
HU 167

143' : 17088+0537
KPP4028AB

144' : 17072+0550
HEI 860

145' : 17116+1008
DAM 974



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.

17130+0745 STT 325 (HD 155714)

 
 
17h 12m 59.30s +07° 44' 57.5" P.A. 306.00 sep 0.4 mag 7.15,8.94 Sp F0 dist. 95.6 pc (311.85 l.y.)
 
 
Coord 2000 17130+0745 Discov num STT 325 Comp Coord arcsec 2000 17 12 59.30 +07 44 57.5
Date first 1843 Date last 2021 Obs 77
Pa first 205 Pa last 306 P.A. Now (θ) 306°
Sep first 1.7 Sep last 0.383 Sep. Now (ρ) 0.383"
Mag pri 7.15 Mag sec 8.94 delta mag (ΔM) 1.79 Spectral class F0 (yellow-white)
Pri motion ra -018 Sec motion ra
Pri motion dec +025 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 155714 Constellation Ophiuchus SAO 122186 HIP 84230
Tycho2 0977-01387-1 Gaia DR2 4395040141374179072 HD 155714 GC 23234
ADS 10398 BD BD+07 3321 Distance 95.6 Distance ly 311.85
 
 
ORBITAL ELEMENTS
 
 
Period (P)2838y Periastron (T)2130y Semi-major axis (a)3.34a
Eccentricity (e)0.662 Inclination (i)77.9° Longitude of periastron (ω)348.8°
Node (Ω)6.2° Notes ReferenceFMR2012h
Equinox2000 Last observation2010 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 268.5 0.357
2001 270.2 0.355
2002 272.0 0.353
2003 273.8 0.351
2004 275.6 0.349
2005 277.4 0.348
2006 279.3 0.347
2007 281.1 0.346
2008 283.0 0.346
2009 284.9 0.346
2010 286.7 0.346
2011 288.6 0.347
2012 290.4 0.348
2013 292.2 0.350
2014 294.0 0.352
2015 295.8 0.354
2016 297.6 0.356
2017 299.3 0.359
2018 301.0 0.362
2019 302.7 0.366
2020 304.3 0.369
2021 306.0 0.373
2022 307.5 0.378
2023 309.1 0.382
2024 310.6 0.387
2025 312.1 0.392
2026 313.5 0.397
2027 314.9 0.403
2028 316.2 0.408
2029 317.5 0.414
2030 318.8 0.420


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


 
  


wds17130%2B0745a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 17130+0745 STT 325 (HD 155714) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
FMR2012h orb - Rica Romero, F.M. 2012IAUDS.177....1R
FMR2012h Inf. Circ. 177, 1, 2012
 
 
DISCOVERER
 
 
idgroup discov author
1 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17130+0745 STT 325 1991 64 254 0.4 7.15 8.94 F0 D 171259.30+074457.5
17130+0745 STT 325 2013 65 293 0.4 7.15 8.94 F0 O 171259.30+074457.5
17130+0745 STT 325 2016 67 296 0.4 7.15 8.94 F0 O 171259.30+074457.5
17130+0745 STT 325 2021 76 306 0.4 7.15 8.94 F0 O 171259.30+074457.5

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

 
 
WDS 17130+0745 STT 325 (HD 155714) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17130+0745 STT 325 (HD 155714) : MEASURES
 
 
No records found.

 
 
WDS 17130+0745 (HD 155714) : VIRTUAL EYEPIECE
 
 

17130+0745 STT 325A mag 7.15 Sp F0 17130+0745 STT 325B sep 0.4 P.A. 306.30 mag 8.94 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 17130+0745 (HD 155714) : ALADIN DSS IMAGE @ 17h 12m 59.30s +07° 44' 57.5"
 
 
 
 
WDS 17130+0745 STT 325 (HD 155714) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17130+0745 STT 325 distance=0' 17098+0804 OSO 77AB distance=52' 17098+0804 OSO 77AC distance=52' 17098+0804 OSO 77AD distance=52' 17098+0804 OSO 77AE distance=52' 17098+0804 OSO 77AF distance=52' 17098+0804 OSO 77AG distance=52' 17098+0804 OSO 77AH distance=52' 17159+0826 LDS4732 distance=60' 17171+0726 A 1148 distance=64' 17178+0733 J 450 distance=74' 17077+0722 YSC 62 distance=83' 17142+0622 A 1147AB distance=86' 17142+0622 A 1147AB,C distance=86' 17173+0845 KPP4031 distance=88' 17141+0616 TDT 277 distance=91' 17067+0747 RAO 509 distance=95' 17092+0907 DAM 910 distance=100' 17070+0648 STF2123 distance=107' 17088+0911 RAO 510 distance=107' 17148+0553 UC 3310 distance=116' 17050+0724 TDT 204 distance=121' 17122+0946 HU 170 distance=122' 17052+0710 UC 3288 distance=122' 17200+0635 TDS 862 distance=126' 17173+0937 UC 3318 distance=129' 17183+0931 STT 326 distance=132' 17057+0620 HEI 859 distance=137' 17148+1000 STF2143 distance=138' 17219+0830 KPP3315 distance=140' 17086+0951 HU 167 distance=142' 17088+0537 KPP4028AB distance=143' 17072+0550 HEI 860 distance=144' 17116+1008 DAM 974 distance=145' 17148+0518 LEP 153 distance=150' 17218+0905 WIS 317 distance=154' 17096+1013 CVR 857 distance=156' 17123+0508 J 2112 distance=157' 17234+0706 TDT 333 distance=160' 17034+0902 YSC 9 distance=162' 17021+0713 STF2113 distance=165' 17165+0504 SLE 17 distance=166' 17024+0653 BRT2168 distance=166' 17017+0729 HEI 858 distance=168' 17020+0827 STF2114 distance=169' 17125+1035 B 2826 distance=171' 17153+0458 GJ 1214AB distance=171' 17153+0458 GJ 1214AC distance=171' 17153+0458 GJ 1214AD distance=171' 17153+0458 GJ 1214AE distance=171' 17017+0701 DAM 699 distance=174' 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 17130+0745 STT 325 306 0.4
Show 17098+0804 OSO 77 AB 275 6.4 52
Show 17098+0804 OSO 77 AC 56 9.1 52
Show 17098+0804 OSO 77 AD 353 10.3 52
Show 17098+0804 OSO 77 AE 101 10.8 52
Show 17098+0804 OSO 77 AF 268 15.8 52
Show 17098+0804 OSO 77 AG 198 15.7 52
Show 17098+0804 OSO 77 AH 20 17.1 52
Show 17159+0826 LDS4732 278 19.7 60
Show 17171+0726 A 1148 347 2.0 64
Show 17178+0733 J 450 60 4.7 74
Show 17077+0722 YSC 62 4 0.1 83
Show 17142+0622 A 1147 AB 8 0.1 86
Show 17142+0622 A 1147 AB,C 318 5.3 86
Show 17173+0845 KPP4031 181 1.7 88
Show 17141+0616 TDT 277 214 1.4 91
Show 17067+0747 RAO 509 -1 0.2 95
Show 17092+0907 DAM 910 73 4.2 100
Show 17070+0648 STF2123 216 18.1 107
Show 17088+0911 RAO 510 -1 0.2 107
Show 17148+0553 UC 3310 78 15.1 116
Show 17050+0724 TDT 204 152 0.6 121
Show 17122+0946 HU 170 269 1.8 122
Show 17052+0710 UC 3288 245 50.5 122
Show 17200+0635 TDS 862 149 0.9 126
Show 17173+0937 UC 3318 245 29.0 129
Show 17183+0931 STT 326 223 18.6 132
Show 17057+0620 HEI 859 57 3.2 137
Show 17148+1000 STF2143 120 28.5 138
Show 17219+0830 KPP3315 141 8.9 140
Show 17086+0951 HU 167 93 0.8 142
Show 17088+0537 KPP4028 AB 139 12.1 143
Show 17072+0550 HEI 860 21 0.3 144
Show 17116+1008 DAM 974 77 5.7 145
Show 17148+0518 LEP 153 167 4.0 150
Show 17218+0905 WIS 317 352 492.4 154
Show 17096+1013 CVR 857 4 21.6 156
Show 17123+0508 J 2112 299 2.9 157
Show 17234+0706 TDT 333 71 0.4 160
Show 17034+0902 YSC 9 78 0.2 162
Show 17021+0713 STF2113 117 5.3 165
Show 17165+0504 SLE 17 57 29.0 166
Show 17024+0653 BRT2168 157 3.2 166
Show 17017+0729 HEI 858 256 1.2 168
Show 17020+0827 STF2114 196 1.2 169
Show 17125+1035 B 2826 31 31.6 171
Show 17153+0458 GJ 1214 AB 140 10.7 171
Show 17153+0458 GJ 1214 AC 153 13.3 171
Show 17153+0458 GJ 1214 AD 244 14.0 171
Show 17153+0458 GJ 1214 AE 37 19.9 171
Show 17017+0701 DAM 699 278 21.9 174

 
 
WDS 17130+0745 : COMPONENTS
 
 
  A
B pa=306.3°
sep=0.38"
 
 
17130+0745 A
 
 
Componente originario normalizzato AB Name HD 155714 Coord arcsec 2000 171259.30+074457.5 Mag 7.15
Spectral class F0 (yellow-white) PmRA -18.00 PmDE 25.0 SAO 122186
HIP 84230 Tycho2 0977-01387-1 HD 155714 GC 23234
BD BD+07 3321
Tycho2
Tycho2 0977-01387-1 Pflag RAmdeg 258.24702401 DEmdeg 7.74936618
PmRA -19.0 PmDE 22.9 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.38 EpDEm 1991.24
Num 15 Q RAmdeg 1.2 Q DEmdeg 1.5 Q pmRA 1.2
Q pmDE 1.4 BTmag 7.315 E BTmag 0.015 VTmag 6.920
E VTmag 0.010 Prox 999 TYC T HIP 84230
CCDM AB RAdeg 258.24706833 DEdeg 7.74931250 EpRA 1990 1.69
EpDE 1990 1.50 E RAdeg 3.9 E DEdeg 4.4 Posflg P
Corr -0.2
SAO
SAO 122186 DelFlag RA1950 PmRA1950 -0.0005
DE1950 PmDE1950 0.044 Vmag 6.8 SpType F0
Double code Source 70 CatNum 23234 DM BD+07 3321
DMcomp BDsup HD 155714 M HD 0
GC 23234 RA1950rad 4.4967321 DE1950rad 0.13626428 PmRA2000 -0.0004
PmDE2000 0.045
Hipparcos
Catalog H HIP 84230 Proxy H RAhms 17 12 59.30
DEdms +07 44 57.5 Vmag 6.87 VarFlag R Vmag H
RAdeg 258.247 DEdeg 7.74931 AstroRef A Plx 11.06
CCDM 17130+0745 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 254 Rho 0.399 HD 155714 BD BD+07 3321
CD CP Dm number +07 3321 VIred 0.42
SpType F0 R SpType Coord arcsec 2000 171259.30+074457.5
Hipparcos 2
HIP 84230 Sn 15 So 3 Nc 2
RArad 4.5072619419 DErad 0.1352510484 Plx 10.46 PmRA -20
PmDE 22.4 E RArad 0.7 E DErad 0.47 E Plx 0.7
E pmRA 0.91 E pmDE 0.58 Hpmag 6.9588 E Hpmag 0.0011
SHp 0.009 VA 0 BV 0.379 E BV 0.007
VI 0.44
CCDM
Ccdm 17130+0745 RComp Comp A Note1
Note2 Discov num DRAs -0.71 DDEs -2.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.0 Sp F0 PmNote *
PmRA -19 PmDE 26 Dm number +07 3321 Cat1 BD
Name2 +07 2157 Cat2 AGK2/3 HD 155714 M HD
ADS BDS A10398 M ADS BDS N IDS IDS 17082N0752A
HIC 84230
 
 
17130+0745 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 171259.28+074457.7 Mag 8.94 Calc delta mag 1.79
Calc coord yes
CCDM
Ccdm 17130+0745 RComp Comp B Note1
Note2 Discov num STT 325 DRAs DDEs
R dRAs Year 1959 Theta 227 Rho 0.7
Obs 28 Vmag 8.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10398 M ADS BDS N IDS IDS 17082N0752B
HIC 84230