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Doubles in session


Current system
12316+3201
COU 966


Nearby doubles
17' : 12322+3148
LDS4224

21' : 12302+3211
LDS4221

23' : 12334+3202
STF1653

36' : 12288+3155
COU 965

37' : 12310+3125
MET 60

43' : 12309+3119
SKF2707AB

47' : 12283+3143
LDS4214

50' : 12278+3212
SLW 726

50' : 12291+3123
STT 251

55' : 12313+3108
LDS3048

64' : 12276+3124
LDS4209

64' : 12364+3146
LDS3052

67' : 12280+3114
LDS4211

68' : 12365+3135
SKF2709

70' : 12279+3110
LDS1310

72' : 12324+3051
LDS3049

74' : 12351+3104
LDS1325AB

79' : 12280+3058
LDS3044

86' : 12254+3129
SKF1477

89' : 12247+3146
CVR 654

91' : 12351+3320
CVR1449

97' : 12248+3119
TDS8370

103' : 12298+3022
LDS4219

105' : 12398+3209
DEA 79

113' : 12286+3348
LDS4216

113' : 12403+3136
LDS4244



Selections
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Binocular doubles
Binary Systems
Triple Systems
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

12316+3201 COU 966

 
 
12h 31m 35.73s +32° 01' 22.5" P.A. 28.00 sep 0.3 mag 10.18,10.99 Sp F8 dist. 303.03 pc (988.48 l.y.)
 
 
Coord 2000 12316+3201 Discov num COU 966 Comp Coord arcsec 2000 12 31 35.73 +32 01 22.5
Date first 1973 Date last 2014 Obs 18
Pa first 101 Pa last 27.7 P.A. Now (θ) 27.7°
Sep first 0.2 Sep last 0.278 Sep. Now (ρ) 0.278"
Mag pri 10.18 Mag sec 10.99 delta mag (ΔM) 0.81 Spectral class F8 (yellow-white)
Pri motion ra +012 Sec motion ra
Pri motion dec -003 Sec motion dec
Notes N C (See Notes, Has orbit and linear solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Canes Venatici HIP 61124 Tycho2 2528-01773-1 Gaia DR2 4012656213711769472
BD BD+32 2254 Distance 303.03 Distance ly 988.48
 
 
ORBITAL ELEMENTS
 
 
Period (P)90.43y Periastron (T)2036.13y Semi-major axis (a)0.126a
Eccentricity (e)0.304 Inclination (i)172.4° Longitude of periastron (ω)183°
Node (Ω)63.6° Notes ReferenceMnt1999c
Equinox Last observation1997 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 40.1 0.160
2001 37.8 0.159
2002 35.4 0.157
2003 33.0 0.156
2004 30.5 0.155
2005 28.0 0.153
2006 25.4 0.151
2007 22.8 0.150
2008 20.1 0.148
2009 17.3 0.146
2010 14.5 0.144
2011 11.5 0.142
2012 8.5 0.140
2013 5.4 0.137
2014 2.2 0.135
2015 358.9 0.132
2016 355.4 0.130
2017 351.8 0.127
2018 348.0 0.125
2019 344.1 0.122
2020 340.0 0.119
2021 335.7 0.116
2022 331.2 0.114
2023 326.5 0.111
2024 321.5 0.108
2025 316.3 0.106
2026 310.8 0.103
2027 305.0 0.100
2028 299.0 0.098
2029 292.6 0.096
2030 286.0 0.094


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


 
  


wds12316%2B3201a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 12316+3201 COU 966 : NOTES
 
 
discov_num notes refcode
COU 966 Linear solution first suggested and alternative linear solution in Cve2022
 
 
REFERENCES
 
 
refcode metd author reference
Cve2022 orb - Cvetkovic, Z. & Pavlovic, R. 2022AJ....164...98C
Cve2022 AJ 164, 98, 2022
Mnt1999c orb - Mante, R. 1999IAUDS.139....1M
Mnt1999c Inf. Circ. 139, 1, 1999
 
 
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
12316+3201 COU 966 2000 13 50 0.2 10.18 10.99 F8 OD 123135.73+320122.5
12316+3201 COU 966 2007 14 34 0.2 10.18 10.99 F8 OD 123135.73+320122.5
12316+3201 COU 966 2008 16 28 0.3 10.18 10.99 F8 OD 123135.73+320122.5
12316+3201 COU 966 2014 18 28 0.3 10.18 10.99 F8 NC 123135.73+320122.5

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

 
 
WDS 12316+3201 COU 966 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12316+3201 COU 966 : MEASURES
 
 
No records found.

 
 
WDS 12316+3201 : VIRTUAL EYEPIECE
 
 

12316+3201 COU 966A mag 10.18 Sp F8 12316+3201 COU 966B sep 0.3 P.A. 24.00 mag 10.99 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 12316+3201 : ALADIN DSS IMAGE @ 12h 31m 35.73s +32° 01' 22.5"
 
 
 
 
WDS 12316+3201 COU 966 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12316+3201 COU 966 distance=0' 12322+3148 LDS4224 distance=17' 12302+3211 LDS4221 distance=21' 12334+3202 STF1653 distance=23' 12288+3155 COU 965 distance=36' 12310+3125 MET 60 distance=37' 12309+3119 SKF2707AB distance=43' 12309+3119 SKF2707AC distance=43' 12283+3143 LDS4214 distance=47' 12278+3212 SLW 726 distance=50' 12291+3123 STT 251 distance=50' 12313+3108 LDS3048 distance=55' 12276+3124 LDS4209 distance=64' 12364+3146 LDS3052 distance=64' 12280+3114 LDS4211 distance=67' 12365+3135 SKF2709 distance=68' 12279+3110 LDS1310 distance=70' 12324+3051 LDS3049 distance=72' 12351+3104 LDS1325AB distance=74' 12280+3058 LDS3044 distance=79' 12254+3129 SKF1477 distance=86' 12247+3146 CVR 654 distance=89' 12351+3320 CVR1449 distance=91' 12248+3119 TDS8370 distance=97' 12298+3022 LDS4219 distance=103' 12398+3209 DEA 79 distance=105' 12286+3348 LDS4216 distance=113' 12403+3136 LDS4244 distance=113' 12344+3015 LEP 134 distance=113' 12359+3018 SDK 101 distance=118' 12232+3257 HDS1744 distance=120' 12290+3006 CVR1439 distance=120' 12265+3347 RAO 657 distance=124' 12320+3406 SKF2708 distance=125' 12366+3012 LDS4235 distance=128' 12334+3410 HO 537 distance=131' 12285+2957 LDS4215 distance=131' 12285+2953 ES 436 distance=135' 12366+3001 BFR 8 distance=137' 12220+3309 UC 2324 distance=139' 12425+3216 LDS4252 distance=139' 12212+3118 SKF1119 distance=140' 12390+3354 SLW 749 distance=147' 12370+2953 LDS4238 distance=147' 12432+3213 CVR1461 distance=148' 12279+3425 POP 57 distance=149' 12375+2953 NSN 52 distance=150' 12306+3431 HDS1759 distance=150' 12205+3109 SEI 531 distance=151' 12201+3121 SEI 530 distance=153' 12295+2931 BU 1324AB distance=154' 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 12316+3201 COU 966 28 0.3
Show 12322+3148 LDS4224 310 10.4 17
Show 12302+3211 LDS4221 102 93.0 21
Show 12334+3202 STF1653 343 8.0 23
Show 12288+3155 COU 965 249 1.0 36
Show 12310+3125 MET 60 342 2.1 37
Show 12309+3119 SKF2707 AB 95 1.8 43
Show 12309+3119 SKF2707 AC 110 86.9 43
Show 12283+3143 LDS4214 219 17.9 47
Show 12278+3212 SLW 726 130 88.3 50
Show 12291+3123 STT 251 55 0.7 50
Show 12313+3108 LDS3048 1 2.9 55
Show 12276+3124 LDS4209 359 11.6 64
Show 12364+3146 LDS3052 183 14.2 64
Show 12280+3114 LDS4211 87 129.6 67
Show 12365+3135 SKF2709 340 6.1 68
Show 12279+3110 LDS1310 274 45.4 70
Show 12324+3051 LDS3049 120 18.0 72
Show 12351+3104 LDS1325 AB 135 144.6 74
Show 12280+3058 LDS3044 10 2.0 79
Show 12254+3129 SKF1477 158 6.9 86
Show 12247+3146 CVR 654 271 17.4 89
Show 12351+3320 CVR1449 349 4.6 91
Show 12248+3119 TDS8370 128 3.7 97
Show 12298+3022 LDS4219 336 82.5 103
Show 12398+3209 DEA 79 352 12.3 105
Show 12286+3348 LDS4216 257 4.2 113
Show 12403+3136 LDS4244 126 34.7 113
Show 12344+3015 LEP 134 241 5.2 113
Show 12359+3018 SDK 101 212 3.8 118
Show 12232+3257 HDS1744 275 0.2 120
Show 12290+3006 CVR1439 131 3.7 120
Show 12265+3347 RAO 657 316 0.2 124
Show 12320+3406 SKF2708 114 24.7 125
Show 12366+3012 LDS4235 36 21.3 128
Show 12334+3410 HO 537 174 2.4 131
Show 12285+2957 LDS4215 247 101.2 131
Show 12285+2953 ES 436 136 2.0 135
Show 12366+3001 BFR 8 89 12.2 137
Show 12220+3309 UC 2324 157 48.6 139
Show 12425+3216 LDS4252 346 67.7 139
Show 12212+3118 SKF1119 256 76.2 140
Show 12390+3354 SLW 749 291 13.3 147
Show 12370+2953 LDS4238 207 32.7 147
Show 12432+3213 CVR1461 278 3.2 148
Show 12279+3425 POP 57 353 10.1 149
Show 12375+2953 NSN 52 263 9.5 150
Show 12306+3431 HDS1759 206 0.2 150
Show 12205+3109 SEI 531 28 30.5 151
Show 12201+3121 SEI 530 134 27.7 153
Show 12295+2931 BU 1324 AB 224 2.4 154

 
 
WDS 12316+3201 : COMPONENTS
 
 
  A
B pa=24.0°
sep=0.27"
 
 
12316+3201 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 123135.73+320122.5 Mag 10.18 Spectral class F8 (yellow-white)
PmRA 12.00 PmDE -3.0 HIP 61124 Tycho2 2528-01773-1
BD BD+32 2254
Tycho2
Tycho2 2528-01773-1 Pflag RAmdeg 187.89888650 DEmdeg 32.02289827
PmRA 11.6 PmDE -7.7 E RAmdeg 14 E DEmdeg 16
E pmRA 1.0 E pmDE 1.0 EpRAm 1988.18 EpDEm 1987.24
Num 12 Q RAmdeg 0.7 Q DEmdeg 1.1 Q pmRA 0.7
Q pmDE 1.2 BTmag 10.147 E BTmag 0.029 VTmag 9.665
E VTmag 0.026 Prox 999 TYC T HIP 61124
CCDM AB RAdeg 187.89885528 DEdeg 32.02291778 EpRA 1990 1.77
EpDE 1990 1.62 E RAdeg 15.2 E DEdeg 17.0 Posflg P
Corr 0.0
Hipparcos
Catalog H HIP 61124 Proxy H RAhms 12 31 35.73
DEdms +32 01 22.5 Vmag 9.67 VarFlag R Vmag G
RAdeg 187.899 DEdeg 32.0229 AstroRef * Plx 3.77
CCDM 12316+3201 N CCDM M Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 61 Rho 0.187 HD BD BD+32 2254
CD CP Dm number +32 2254 VIred 0.51
SpType F8 R SpType Coord arcsec 2000 123135.73+320122.5
Hipparcos 2
HIP 61124 Sn 55 So 3 Nc 2
RArad 3.2794537012 DErad 0.5589053304 Plx 3.3 PmRA 12.82
PmDE -7.87 E RArad 1.11 E DErad 0.81 E Plx 1.22
E pmRA 1.21 E pmDE 0.89 Hpmag 9.7569 E Hpmag 0.0029
SHp 0.024 VA 0 BV 0.44 E BV 0.014
VI 0.51
CCDM
Ccdm 12316+3201 RComp Comp A Note1
Note2 Discov num DRAs -0.32 DDEs 21.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.6 Sp F8 PmNote *
PmRA 6 PmDE -19 Dm number +32 2254 Cat1 BD
Name2 +32 1144 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 12267N3225A
HIC 61124
 
 
12316+3201 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 123135.74+320122.7 Mag 10.99 Calc delta mag 0.81
Calc coord yes
CCDM
Ccdm 12316+3201 RComp Comp B Note1
Note2 Discov num COU 966 DRAs DDEs
R dRAs Year 1973 Theta 101 Rho 0.2
Obs 1 Vmag 9.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 12267N3225B
HIC 61124