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Doubles in session


Current system
13207+0257
STF 1734
HD 115995


Nearby doubles
37' : 13202+0221
WAA 40

46' : 13227+0222
CVR1507

47' : 13237+0243
STF1740

51' : 13174+0300
J 435

53' : 13189+0341
HDS1865

59' : 13180+0214
CRC 68

61' : 13233+0344
HDS1878

69' : 13190+0151
GRV1086

70' : 13167+0222
UC 2513

72' : 13207+0408
BDK 6

73' : 13161+0319
CVR 688

73' : 13169+0211
AG 186

76' : 13220+0409
GRV 867

78' : 13204+0413
WAA 42

78' : 13155+0303
GWP1958

78' : 13219+0141
SKF1743

83' : 13177+0406
GWP1966

86' : 13248+0355
CVR1510

88' : 13262+0328
SLW 870

93' : 13206+0429
SLW 857

96' : 13262+0345
HEI 773

99' : 13270+0230
CBL 426

100' : 13142+0238
SLW 839

102' : 13250+0146
GRV1088

102' : 13196+0116
BAL1456

104' : 13211+0113
DAM1246



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.

13207+0257 STF 1734 (HD 115995)

 
 
13h 20m 41.57s +02° 56' 31.9" P.A. 173.00 sep 1.1 mag 6.77,7.29 Sp A3V dist. 135.5 pc (442 l.y.)
 
 
Coord 2000 13207+0257 Discov num STF1734 Comp Coord arcsec 2000 13 20 41.57 +02 56 31.9
Date first 1830 Date last 2017 Obs 197
Pa first 198 Pa last 173.1 P.A. Now (θ) 173.1°
Sep first 0.7 Sep last 1.069 Sep. Now (ρ) 1.069"
Mag pri 6.77 Mag sec 7.29 delta mag (ΔM) 0.52 Spectral class A3V (white)
Pri motion ra -060 Sec motion ra -060
Pri motion dec -012 Sec motion dec -012
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 115995 Constellation Virgo SAO 119889 HIP 65119
Tycho2 0303-01045-1 Gaia DR2 3715515292249335424 HD 115995 HR 5031
GC 18050 ADS 8864 BD BD+03 2758 Distance 135.5
Distance ly 442
 
 
ORBITAL ELEMENTS
 
 
Period (P)973.8333y± 439.7244 Periastron (T)2119.6129y± 53.5238 Semi-major axis (a)1.46098a± 0.60774
Eccentricity (e)0.61244± 0.31005 Inclination (i)106.766°± 6.565 Longitude of periastron (ω)87.57°± 32.025
Node (Ω)166.63°± 12.712 Notes ReferenceIzm2019
Equinox Last observation2015 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 176.3 1.121
2001 176.2 1.120
2002 176.0 1.118
2003 175.9 1.116
2004 175.7 1.114
2005 175.6 1.112
2006 175.4 1.110
2007 175.3 1.108
2008 175.2 1.106
2009 175.0 1.103
2010 174.9 1.101
2011 174.7 1.099
2012 174.6 1.096
2013 174.4 1.094
2014 174.3 1.091
2015 174.1 1.088
2016 174.0 1.085
2017 173.8 1.082
2018 173.6 1.080
2019 173.5 1.077
2020 173.3 1.073
2021 173.2 1.070
2022 173.0 1.067
2023 172.9 1.064
2024 172.7 1.060
2025 172.5 1.057
2026 172.4 1.053
2027 172.2 1.049
2028 172.1 1.045
2029 171.9 1.041
2030 171.7 1.037


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


 
  


wds13207%2B0257a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 13207+0257 STF 1734 (HD 115995) : 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 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13207+0257 STF1734 2007 199 175 1.0 6.77 7.29 A3V D 132041.57+025631.9
13207+0257 STF1734 2010 203 174 1.1 6.77 7.29 A3V D 132041.57+025631.9
13207+0257 STF1734 2013 204 174 1.1 6.77 7.29 A3V D 132041.57+025631.9
13207+0257 STF1734 2014 192 174 1.1 6.77 7.29 A3V 132041.57+025631.9
13207+0257 STF1734 2017 194 173 1.1 6.77 7.29 A3V 132041.57+025631.9

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

 
 
WDS 13207+0257 STF 1734 (HD 115995) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 13207+0257 STF 1734 (HD 115995) : MEASURES
 
 
No records found.

 
 
WDS 13207+0257 (HD 115995) : VIRTUAL EYEPIECE
 
 

13207+0257 STF1734A mag 6.77 Sp A3V 13207+0257 STF1734B sep 1.1 P.A. 173.10 mag 7.29 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 13207+0257 (HD 115995) : ALADIN DSS IMAGE @ 13h 20m 41.57s +02° 56' 31.9"
 
 
 
 
WDS 13207+0257 STF 1734 (HD 115995) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

13207+0257 STF1734 distance=0' 13202+0221 WAA 40 distance=37' 13227+0222 CVR1507 distance=46' 13237+0243 STF1740 distance=47' 13174+0300 J 435 distance=51' 13189+0341 HDS1865 distance=53' 13180+0214 CRC 68 distance=59' 13233+0344 HDS1878 distance=61' 13190+0151 GRV1086 distance=69' 13167+0222 UC 2513 distance=70' 13207+0408 BDK 6 distance=72' 13161+0319 CVR 688 distance=73' 13169+0211 AG 186 distance=73' 13220+0409 GRV 867 distance=76' 13204+0413 WAA 42 distance=78' 13155+0303 GWP1958 distance=78' 13219+0141 SKF1743 distance=78' 13177+0406 GWP1966 distance=83' 13248+0355 CVR1510 distance=86' 13262+0328 SLW 870 distance=88' 13206+0429 SLW 857 distance=93' 13262+0345 HEI 773 distance=96' 13270+0230 CBL 426 distance=99' 13142+0238 SLW 839 distance=100' 13250+0146 GRV1088 distance=102' 13196+0116 BAL1456 distance=102' 13211+0113 DAM1246 distance=104' 13243+0124 STF1742 distance=108' 13279+0219 SLW 878 distance=115' 13206-0056 GWP1983 distance=121' 13283+0214 A 2490 distance=122' 13285+0226 TDS8839 distance=122' 13127+0233 UC 2496 distance=123' 13214-0050 GWP1993 distance=127' 13127+0216 TDS8727 distance=127' 13291+0232 SLW 880 distance=129' 13222+0509 DRS 13 distance=135' 13293+0212 CVR 697 distance=137' 13282+0138 HEI 774 distance=137' 13147+0440 CVR1497 distance=138' 13280+0129 KPP2082 distance=140' 13237-0043 A 2489 distance=141' 13253+0051 STT 265AB distance=144' 13253+0051 STT 265AC distance=144' 13175-0041 FIN 350 distance=145' 13270+0449 SLW 874 distance=147' 13108+0252 CVR 683 distance=149' 13189+0030 A 2585AB distance=149' 13189+0030 A 2585AC distance=149' 13189+0030 A 2585BC distance=149' 13178+0033 CBL 419 distance=151' 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 13207+0257 STF1734 173 1.1
Show 13202+0221 WAA 40 151 1.1 37
Show 13227+0222 CVR1507 203 4.2 46
Show 13237+0243 STF1740 75 25.6 47
Show 13174+0300 J 435 148 3.8 51
Show 13189+0341 HDS1865 109 1.2 53
Show 13180+0214 CRC 68 243 0.7 59
Show 13233+0344 HDS1878 41 4.7 61
Show 13190+0151 GRV1086 13 31.7 69
Show 13167+0222 UC 2513 59 62.6 70
Show 13207+0408 BDK 6 7 66.5 72
Show 13161+0319 CVR 688 108 10.8 73
Show 13169+0211 AG 186 305 3.8 73
Show 13220+0409 GRV 867 355 62.7 76
Show 13204+0413 WAA 42 304 1.3 78
Show 13155+0303 GWP1958 158 305.1 78
Show 13219+0141 SKF1743 14 2.1 78
Show 13177+0406 GWP1966 248 55.4 83
Show 13248+0355 CVR1510 112 3.2 86
Show 13262+0328 SLW 870 118 11.7 88
Show 13206+0429 SLW 857 321 107.2 93
Show 13262+0345 HEI 773 72 0.9 96
Show 13270+0230 CBL 426 177 15.9 99
Show 13142+0238 SLW 839 36 24.6 100
Show 13250+0146 GRV1088 276 14.8 102
Show 13196+0116 BAL1456 172 3.5 102
Show 13211+0113 DAM1246 330 2.5 104
Show 13243+0124 STF1742 357 0.9 108
Show 13279+0219 SLW 878 16 17.0 115
Show 13206-0056 GWP1983 322 4.1 121
Show 13283+0214 A 2490 91 1.3 122
Show 13285+0226 TDS8839 213 2.0 122
Show 13127+0233 UC 2496 16 5.6 123
Show 13214-0050 GWP1993 172 19.2 127
Show 13127+0216 TDS8727 171 0.5 127
Show 13291+0232 SLW 880 18 121.1 129
Show 13222+0509 DRS 13 213 0.3 135
Show 13293+0212 CVR 697 322 25.3 137
Show 13282+0138 HEI 774 32 1.6 137
Show 13147+0440 CVR1497 210 3.8 138
Show 13280+0129 KPP2082 289 16.8 140
Show 13237-0043 A 2489 190 1.0 141
Show 13253+0051 STT 265 AB 292 25.5 144
Show 13253+0051 STT 265 AC 75 71.1 144
Show 13175-0041 FIN 350 357 0.1 145
Show 13270+0449 SLW 874 160 176.5 147
Show 13108+0252 CVR 683 25 29.8 149
Show 13189+0030 A 2585 AB 216 0.8 149
Show 13189+0030 A 2585 AC 233 13.2 149
Show 13189+0030 A 2585 BC 234 12.9 149
Show 13178+0033 CBL 419 25 35.7 151

 
 
WDS 13207+0257 : COMPONENTS
 
 
  A
B pa=173.1°
sep=1.07"
 
 
13207+0257 A
 
 
Componente originario normalizzato AB Name HD 115995 Coord arcsec 2000 132041.57+025631.9 Mag 6.77
Spectral class A3V (white) PmRA -60.00 PmDE -12.0 SAO 119889
HIP 65119 Tycho2 0303-01045-1 HD 115995 HR 5031
GC 18050 BD BD+03 2758
Tycho2
Tycho2 0303-01045-1 Pflag P RAmdeg 200.17321173 DEmdeg 2.94219514
PmRA -60.2 PmDE -12.2 E RAmdeg 4 E DEmdeg 5
E pmRA 1.7 E pmDE 1.7 EpRAm 1991.55 EpDEm 1991.52
Num 6 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.8
Q pmDE 0.8 BTmag 6.874 E BTmag 0.015 VTmag 6.769
E VTmag 0.011 Prox 11 TYC T HIP 65119
CCDM A RAdeg 200.17334889 DEdeg 2.94231500 EpRA 1990 1.63
EpDE 1990 1.66 E RAdeg 4.2 E DEdeg 4.5 Posflg D
Corr 0.4
SAO
SAO 119889 DelFlag RA1950 PmRA1950 -0.0041
DE1950 PmDE1950 -0.033 Vmag 6.2 SpType A0
Double code Source 70 CatNum 18050 DM BD+03 2758
DMcomp BDsup HD 115995 M HD 0
GC 18050 RA1950rad 3.48260255 DE1950rad 0.05591916 PmRA2000 -0.0039
PmDE2000 -0.029
Hipparcos
Catalog H HIP 65119 Proxy H RAhms 13 20 41.61
DEdms +02 56 32.3 Vmag 6.26 VarFlag R Vmag G
RAdeg 200.173 DEdeg 2.94232 AstroRef A Plx 7.97
CCDM 13207+0257 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 177 Rho 1.133 HD 115995 BD BD+03 2758
CD CP Dm number +03 2758 VIred 0.12
SpType A3V R SpType Coord arcsec 2000 132041.61+025632.3
Hipparcos 2
HIP 65119 Sn 15 So 3 Nc 2
RArad 3.4936841319 DErad 0.051353112 Plx 7.38 PmRA -61.88
PmDE -10.77 E RArad 0.73 E DErad 0.41 E Plx 0.66
E pmRA 1.02 E pmDE 0.65 Hpmag 6.2932 E Hpmag 0.0005
SHp 0.006 VA 0 BV 0.102 E BV 0.003
VI 0.12
CCDM
Ccdm 13207+0257 RComp Comp A Note1
Note2 Discov num DRAs -0.46 DDEs -27.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.7 Sp A0 PmNote *
PmRA -67 PmDE -7 Dm number +03 2758 Cat1 BD
Name2 +03 1702 Cat2 AGK2/3 HD 115995 M HD
ADS BDS A 8864 M ADS BDS N IDS IDS 13156N0328A
HIC 65119
 
 
13207+0257 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 132041.58+025630.8 Mag 7.29 PmRA -60.00
PmDE -12.0 Tycho2 0303-01045-2 Calc delta mag 0.52 Calc coord yes
Tycho2
Tycho2 0303-01045-2 Pflag P RAmdeg 200.17321173 DEmdeg 2.94219514
PmRA -60.2 PmDE -12.2 E RAmdeg 4 E DEmdeg 5
E pmRA 1.7 E pmDE 1.7 EpRAm 1991.55 EpDEm 1991.52
Num 6 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.8
Q pmDE 0.8 BTmag 7.445 E BTmag 0.015 VTmag 7.292
E VTmag 0.012 Prox 11 TYC HIP 65119
CCDM B RAdeg 200.17335944 DEdeg 2.94200278 EpRA 1990 1.61
EpDE 1990 1.66 E RAdeg 4.9 E DEdeg 5.2 Posflg D
Corr 0.4
CCDM
Ccdm 13207+0257 RComp Comp B Note1
Note2 Discov num STF1734 DRAs DDEs
R dRAs Year 1959 Theta 183 Rho 1.0
Obs 99 Vmag 7.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8864 M ADS BDS N IDS IDS 13156N0328B
HIC 65119