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Doubles in session


Current system
13331+4316
COU 1754


Nearby doubles
10' : 13340+4318
ES 1549

39' : 13348+4242
HDS1908

40' : 13340+4354
KPP1058

43' : 13307+4348
KZA 66

45' : 13350+4236
LDS4378

53' : 13329+4408
HDS1899

58' : 13286+4246
BRT 108

59' : 13384+4306
KU 104

59' : 13376+4243
CVR1527

68' : 13309+4419
KPP2367

78' : 13292+4420
KPP1267

78' : 13272+4358
KZA 64

79' : 13316+4432
LDS4373

85' : 13265+4233
ES 2645

86' : 13380+4423
CVR 705

87' : 13265+4404
TDS8825

87' : 13256+4345
CBL 425

88' : 13306+4438
TDS8857

93' : 13253+4242
TOK 288

93' : 13329+4143
LDS4375AB

95' : 13265+4415
KZA 63

97' : 13371+4149
CVR1526

104' : 13251+4411
ES 1548

107' : 13281+4447
TDS8836

108' : 13232+4318
ES 1547AB

109' : 13258+4430
A 1609AB



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.

13331+4316 COU 1754

 
 
13h 33m 08.21s +43° 15' 10.2" P.A. 163.00 sep 0.3 mag 10.18,10.21 Sp K8V dist. 32.59 pc (106.31 l.y.)
 
 
Coord 2000 13331+4316 Discov num COU1754 Comp Coord arcsec 2000 13 33 08.21 +43 15 10.2
Date first 1979 Date last 2014 Obs 18
Pa first 162 Pa last 162.7 P.A. Now (θ) 162.7°
Sep first 0.7 Sep last 0.26 Sep. Now (ρ) 0.26"
Mag pri 10.18 Mag sec 10.21 delta mag (ΔM) 0.03 Spectral class K8V (yellow-orange)
Pri motion ra +022 Sec motion ra +022
Pri motion dec -044 Sec motion dec -044
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Canes Venatici HIP 66110 Tycho2 3031-00536-1 Gaia DR2 1501385640285547520
BD BD+44 2279 Distance 32.59 Distance ly 106.31
 
 
ORBITAL ELEMENTS
 
 
Period (P)125.5y± 2 Periastron (T)2056.4y± 1.2 Semi-major axis (a)0.6254a± 0.0059
Eccentricity (e)0.189± 0.018 Inclination (i)94.865°± 0.073 Longitude of periastron (ω)230.13°± 0.21
Node (Ω)171.25°± 0.34 Notes ReferenceHor2021b
Equinox Last observation Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 161.9 0.342
2001 161.0 0.319
2002 160.0 0.295
2003 158.8 0.271
2004 157.4 0.246
2005 155.7 0.221
2006 153.6 0.196
2007 150.8 0.172
2008 147.1 0.147
2009 141.9 0.123
2010 134.4 0.101
2011 122.8 0.080
2012 104.8 0.066
2013 80.2 0.060
2014 55.7 0.066
2015 37.9 0.081
2016 26.5 0.101
2017 19.0 0.124
2018 13.9 0.148
2019 10.2 0.172
2020 7.4 0.197
2021 5.3 0.221
2022 3.6 0.246
2023 2.2 0.270
2024 1.0 0.293
2025 360.0 0.317
2026 359.1 0.339
2027 358.4 0.361
2028 357.7 0.382
2029 357.1 0.402
2030 356.5 0.421


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


 
  


wds13331%2B4316a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 13331+4316 COU 1754 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hor2021b S Horch, E.P., Broderick, K.G., Casetti-Dinescu, D.I., Henry, T.J., Fekel, F.C., 2021AJ....161..295H
Hor2021b Mutterspaugh, M.W., Willmarth, D.W., Winters, J.G., van Belle, G.T., Clark, C.A. &
Hor2021b Everett, M.E.
Hor2021b AJ 161, 295, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 COU Couteau, P.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13331+4316 COU1754 2004 7 159 0.3 10.18 10.21 D 133308.21+431510.2
13331+4316 COU1754 2007 11 148 0.2 10.18 10.21 D 133308.21+431510.2
13331+4316 COU1754 2010 12 128 0.1 10.18 10.21 D 133308.21+431510.2
13331+4316 COU1754 2012 17 108 0.1 10.18 10.21 K8V 133308.21+431510.2
13331+4316 COU1754 2014 18 163 0.3 10.18 10.21 K8V O 133308.21+431510.2

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

 
 
WDS 13331+4316 COU 1754 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 13331+4316 COU 1754 : MEASURES
 
 
No records found.

 
 
WDS 13331+4316 : VIRTUAL EYEPIECE
 
 

13331+4316 COU1754A mag 10.18 Sp K8V 13331+4316 COU1754B sep 0.2 P.A. 167.20 mag 10.21 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 13331+4316 : ALADIN DSS IMAGE @ 13h 33m 08.21s +43° 15' 10.2"
 
 
 
 
WDS 13331+4316 COU 1754 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

13331+4316 COU1754 distance=0' 13340+4318 ES 1549 distance=10' 13348+4242 HDS1908 distance=39' 13340+4354 KPP1058 distance=40' 13307+4348 KZA 66 distance=43' 13350+4236 LDS4378 distance=45' 13329+4408 HDS1899 distance=53' 13286+4246 BRT 108 distance=58' 13384+4306 KU 104 distance=59' 13376+4243 CVR1527 distance=59' 13309+4419 KPP2367 distance=68' 13292+4420 KPP1267 distance=78' 13272+4358 KZA 64 distance=78' 13316+4432 LDS4373 distance=79' 13265+4233 ES 2645 distance=85' 13380+4423 CVR 705 distance=86' 13265+4404 TDS8825 distance=87' 13256+4345 CBL 425 distance=87' 13306+4438 TDS8857 distance=88' 13253+4242 TOK 288 distance=93' 13329+4143 LDS4375AB distance=93' 13265+4415 KZA 63 distance=95' 13371+4149 CVR1526 distance=97' 13251+4411 ES 1548 distance=104' 13281+4447 TDS8836 distance=107' 13232+4318 ES 1547AB distance=108' 13232+4318 ES 1547BC distance=108' 13258+4430 A 1609AB distance=109' 13258+4430 A 1609AB,C distance=109' 13258+4430 A 1609AB,D distance=109' 13238+4225 LDS4354 distance=115' 13387+4454 KPP1594 distance=116' 13226+4336 KZA 56 distance=117' 13312+4116 SHN 175 distance=121' 13225+4242 COU1581 distance=121' 13296+4120 TDS8853 distance=122' 13387+4126 COU1584 distance=126' 13221+4354 KZA 55AB distance=127' 13221+4354 KZA 55AC distance=127' 13221+4354 KZA 55AD distance=127' 13221+4354 STT 264Aa,Ab distance=127' 13235+4430 SLW9002 distance=128' 13445+4354 CVR1537 distance=129' 13394+4125 PTF 7 distance=130' 13220+4405 UC 2522 distance=131' 13333+4526 A 1610 distance=132' 13210+4328 SLW 859 distance=133' 13298+4106 PTF 3 distance=135' 13219+4416 KZA 54 distance=137' 13216+4409 KZA 52 distance=137' 13297+4529 KZA 65AB distance=139' 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 13331+4316 COU1754 163 0.3
Show 13340+4318 ES 1549 301 7.0 10
Show 13348+4242 HDS1908 29 0.5 39
Show 13340+4354 KPP1058 30 8.4 40
Show 13307+4348 KZA 66 266 76.9 43
Show 13350+4236 LDS4378 219 22.8 45
Show 13329+4408 HDS1899 298 2.6 53
Show 13286+4246 BRT 108 150 3.2 58
Show 13384+4306 KU 104 55 59.6 59
Show 13376+4243 CVR1527 356 3.9 59
Show 13309+4419 KPP2367 94 20.2 68
Show 13292+4420 KPP1267 329 9.9 78
Show 13272+4358 KZA 64 41 22.7 78
Show 13316+4432 LDS4373 201 30.9 79
Show 13265+4233 ES 2645 211 22.1 85
Show 13380+4423 CVR 705 295 26.6 86
Show 13265+4404 TDS8825 347 0.5 87
Show 13256+4345 CBL 425 166 9.7 87
Show 13306+4438 TDS8857 193 0.5 88
Show 13253+4242 TOK 288 113 72.7 93
Show 13329+4143 LDS4375 AB 356 6.6 93
Show 13265+4415 KZA 63 113 31.5 95
Show 13371+4149 CVR1526 164 3.2 97
Show 13251+4411 ES 1548 4 1.4 104
Show 13281+4447 TDS8836 115 0.4 107
Show 13232+4318 ES 1547 AB 326 24.8 108
Show 13232+4318 ES 1547 BC 67 3.2 108
Show 13258+4430 A 1609 AB 87 0.3 109
Show 13258+4430 A 1609 AB,C 221 2.6 109
Show 13258+4430 A 1609 AB,D 47 28.5 109
Show 13238+4225 LDS4354 32 10.6 115
Show 13387+4454 KPP1594 226 12.1 116
Show 13226+4336 KZA 56 210 42.6 117
Show 13312+4116 SHN 175 -1 0.4 121
Show 13225+4242 COU1581 158 0.4 121
Show 13296+4120 TDS8853 127 0.8 122
Show 13387+4126 COU1584 110 0.6 126
Show 13221+4354 KZA 55 AB 307 45.6 127
Show 13221+4354 KZA 55 AC 59 67.6 127
Show 13221+4354 KZA 55 AD 248 75.3 127
Show 13221+4354 STT 264 Aa,Ab -1 -1.0 127
Show 13235+4430 SLW9002 76 24.8 128
Show 13445+4354 CVR1537 128 3.4 129
Show 13394+4125 PTF 7 22 1.7 130
Show 13220+4405 UC 2522 246 16.9 131
Show 13333+4526 A 1610 267 0.9 132
Show 13210+4328 SLW 859 36 31.0 133
Show 13298+4106 PTF 3 41 2.4 135
Show 13219+4416 KZA 54 18 19.2 137
Show 13216+4409 KZA 52 352 53.6 137
Show 13297+4529 KZA 65 AB 296 77.0 139

 
 
WDS 13331+4316 : COMPONENTS
 
 
  A
B pa=167.2°
sep=0.25"
 
 
13331+4316 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 133308.21+431510.2 Mag 10.18 Spectral class K8V (yellow-orange)
PmRA 22.00 PmDE -44.0 HIP 66110 Tycho2 3031-00536-1
BD BD+44 2279
Tycho2
Tycho2 3031-00536-1 Pflag RAmdeg 203.28421183 DEmdeg 43.25278192
PmRA 22.2 PmDE -43.6 E RAmdeg 12 E DEmdeg 12
E pmRA 1.4 E pmDE 1.4 EpRAm 1990.23 EpDEm 1990.27
Num 4 Q RAmdeg 0.6 Q DEmdeg 1.4 Q pmRA 0.6
Q pmDE 1.4 BTmag 10.697 E BTmag 0.032 VTmag 9.515
E VTmag 0.018 Prox 999 TYC T HIP 66110
CCDM AB RAdeg 203.28414111 DEdeg 43.25288222 EpRA 1990 1.58
EpDE 1990 1.64 E RAdeg 13.2 E DEdeg 12.6 Posflg P
Corr -0.1
Hipparcos
Catalog H HIP 66110 Proxy H RAhms 13 33 08.19
DEdms +43 15 10.4 Vmag 9.33 VarFlag R Vmag H
RAdeg 203.284 DEdeg 43.2529 AstroRef A Plx 30.52
CCDM 13331+4315 N CCDM M Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 167 Rho 0.578 HD BD BD+44 2279
CD CP Dm number +44 2279 VIred 1.04
SpType K8 R SpType Coord arcsec 2000 133308.19+431510.4
Hipparcos 2
HIP 66110 Sn 15 So 3 Nc 2
RArad 3.5479774033 DErad 0.7549055366 Plx 30.68 PmRA 20.75
PmDE -58.54 E RArad 0.86 E DErad 1.13 E Plx 1.34
E pmRA 1.04 E pmDE 1.38 Hpmag 9.497 E Hpmag 0.0023
SHp 0.026 VA 0 BV 1.08 E BV 0
VI 1.04
 
 
13331+4316 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 133308.22+431510.0 Mag 10.21 PmRA 22.00
PmDE -44.0 Calc delta mag 0.03 Calc coord yes