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Doubles in session


Current system
07560+2342
COU 929
HD 64704


Nearby doubles
12' : 07569+2338
POU2913

16' : 07572+2342
HJ 433

18' : 07565+2325
POU2912

20' : 07549+2330
POU2905

22' : 07559+2320
J 1117

22' : 07565+2402
POU2911

28' : 07564+2409
KPP2038

38' : 07586+2354
POU2914

38' : 07550+2416
POU2906

40' : 07558+2420
A 2538

40' : 07541+2312
BRT2379

41' : 07555+2422
A 2537

44' : 07534+2318
POU2903

45' : 07535+2410
POU2904

50' : 07526+2355
SLW 209

51' : 07554+2251
POU2907

53' : 07524+2357
POU2902

54' : 07599+2343
UC 1631

56' : 07523+2404
POU2901

59' : 07560+2440
STF1163

60' : 07587+2428
POU2915

62' : 07561+2442
POU2910

65' : 07554+2238
OCC 247

65' : 07521+2416
POU2900

67' : 07512+2339
POU2898

68' : 07559+2449
POU2908



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.

07560+2342 COU 929 (HD 64704)

 
 
07h 56m 02.81s +23° 41' 35.1" P.A. 54.00 sep 0.1 mag 7.90,8.57 Sp G0 dist. 60.53 pc (197.45 l.y.)
 
 
Coord 2000 07560+2342 Discov num COU 929 Comp Coord arcsec 2000 07 56 02.81 +23 41 35.1
Date first 1973 Date last 2022 Obs 67
Pa first 33 Pa last 54.1 P.A. Now (θ) 64°
Sep first 0.2 Sep last 0.149 Sep. Now (ρ) 0.136"
Mag pri 7.90 Mag sec 8.57 delta mag (ΔM) 0.67 Spectral class G0 (yellow)
Pri motion ra -141 Sec motion ra
Pri motion dec -151 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 64704 Constellation Gemini SAO 79804 HIP 38755
Tycho2 1925-01291-1 HD 64704 GC 10717 BD BD+24 1805
Distance 60.53 Distance ly 197.45
 
 
ORBITAL ELEMENTS
 
 
Period (P)45.09y± 0.19 Periastron (T)1997.98y± 0.21 Semi-major axis (a)0.2555a± 0.0011
Eccentricity (e)0.474± 0.003 Inclination (i)71.8°± 0.2 Longitude of periastron (ω)70.6°± 0.7
Node (Ω)186.7°± 0.2 Notesn ReferenceTok2020e
Equinox Last observation Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 336.4 0.082
2001 350.3 0.126
2002 357.1 0.165
2003 1.5 0.196
2004 4.8 0.221
2005 7.5 0.241
2006 9.8 0.255
2007 12.0 0.264
2008 14.0 0.270
2009 15.9 0.272
2010 17.8 0.272
2011 19.8 0.269
2012 21.8 0.264
2013 23.9 0.257
2014 26.2 0.248
2015 28.6 0.238
2016 31.3 0.227
2017 34.2 0.214
2018 37.5 0.201
2019 41.3 0.188
2020 45.7 0.174
2021 50.8 0.161
2022 56.8 0.148
2023 64.0 0.136
2024 72.4 0.126
2025 82.2 0.118
2026 93.0 0.113
2027 104.5 0.111
2028 115.9 0.114
2029 126.5 0.119
2030 135.9 0.128


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


 
  


wds07560%2B2342b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 07560+2342 COU 929 (HD 64704) : NOTES
 
 
discov_num notes refcode
COU 929 Mason et al. (1997) orbit includes mass determination. Msn1997a
Malkov et al. (2012) derive dynamical, photometric, and spectroscopic
masses of 1.82 +/- 0.22, 2.35, and 1.05 Msun, respectively. Mlk2012
 
 
REFERENCES
 
 
refcode metd author reference
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
Msn1997a Sc j Mason, B.D. 1997AJ....114..808M
Msn1997a +orb AJ 114, 808, 1997
Tok2020e St j Tokovinin, A., Mason, B.D., Mendez, R.A., Costa, E. & Horch, E.P. 2020AJ....160....7T
Tok2020e +orb AJ 160, 7, 2020
 
 
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
07560+2342 COU 929 1997 53 214 0.1 7.90 8.57 G0 NOD 075602.81+234135.1
07560+2342 COU 929 2009 56 16 0.3 7.90 8.57 G0 NOD 075602.81+234135.1
07560+2342 COU 929 2010 58 19 0.3 7.90 8.57 G0 NOD 075602.81+234135.1
07560+2342 COU 929 2016 60 33 0.2 7.90 8.57 G0 NO 075602.81+234135.1
07560+2342 COU 929 2018 61 38 0.2 7.90 8.57 G0 NO 075602.81+234135.1
07560+2342 COU 929 2019 62 45 0.2 7.90 8.57 G0 NO 075602.81+234135.1
07560+2342 COU 929 2020 63 51 0.2 7.90 8.57 G0 NO 075602.81+234135.1
07560+2342 COU 929 2022 67 54 0.1 7.90 8.57 G0 NO 075602.81+234135.1

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

 
 
WDS 07560+2342 COU 929 (HD 64704) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 07560+2342 COU 929 (HD 64704) : MEASURES
 
 
No records found.

 
 
WDS 07560+2342 (HD 64704) : VIRTUAL EYEPIECE
 
 

07560+2342 COU 929A mag 7.9 Sp G0 07560+2342 COU 929B sep 0.1 P.A. 51.70 mag 8.57 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 07560+2342 (HD 64704) : ALADIN DSS IMAGE @ 07h 56m 02.81s +23° 41' 35.1"
 
 
 
 
WDS 07560+2342 COU 929 (HD 64704) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

07560+2342 COU 929 distance=0' 07569+2338 POU2913 distance=12' 07572+2342 HJ 433 distance=16' 07565+2325 POU2912 distance=18' 07549+2330 POU2905 distance=20' 07559+2320 J 1117 distance=22' 07565+2402 POU2911 distance=22' 07564+2409 KPP2038 distance=28' 07586+2354 POU2914 distance=38' 07550+2416 POU2906 distance=38' 07558+2420 A 2538 distance=40' 07541+2312 BRT2379 distance=40' 07555+2422 A 2537 distance=41' 07534+2318 POU2903 distance=44' 07535+2410 POU2904 distance=45' 07526+2355 SLW 209 distance=50' 07554+2251 POU2907 distance=51' 07524+2357 POU2902 distance=53' 07599+2343 UC 1631 distance=54' 07523+2404 POU2901 distance=56' 07560+2440 STF1163 distance=59' 07587+2428 POU2915 distance=60' 07561+2442 POU2910 distance=62' 07554+2238 OCC 247 distance=65' 07521+2416 POU2900 distance=65' 07512+2339 POU2898 distance=67' 07559+2449 POU2908 distance=68' 08010+2335 STF1171 distance=69' 08010+2353 SKF 527 distance=69' 08003+2305 OCC 754 distance=69' 07538+2444 STF1156 distance=70' 07507+2347 OCC 683 distance=73' 08015+2355 A 2540 distance=77' 08016+2331 SKF 531 distance=77' 07512+2425 POU2899 distance=79' 07583+2224 TDS5395 distance=84' 07497+2333 POU2895 distance=88' 08022+2406 POU2917 distance=88' 08013+2432 POU2916 distance=88' 08028+2333 POU2918AB distance=93' 08028+2333 POU2919AC distance=93' 07504+2435 POU2897 distance=94' 08022+2421 SLN 12 distance=94' 07503+2432 STF1147 distance=94' 07546+2513 A 2536 distance=94' 07492+2344 LDS3764 distance=94' 07503+2251 POU2896 distance=96' 07598+2502 GRV 748 distance=96' 08030+2357 TDS5480 distance=98' 07499+2435 CLZ 39 distance=100' 08034+2328 POU2920 distance=102' 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 07560+2342 COU 929 54 0.1
Show 07569+2338 POU2913 237 6.8 12
Show 07572+2342 HJ 433 8 14.7 16
Show 07565+2325 POU2912 182 8.0 18
Show 07549+2330 POU2905 49 4.1 20
Show 07559+2320 J 1117 120 3.3 22
Show 07565+2402 POU2911 223 16.6 22
Show 07564+2409 KPP2038 120 16.3 28
Show 07586+2354 POU2914 43 3.4 38
Show 07550+2416 POU2906 355 3.3 38
Show 07558+2420 A 2538 309 0.7 40
Show 07541+2312 BRT2379 43 4.0 40
Show 07555+2422 A 2537 33 0.2 41
Show 07534+2318 POU2903 201 10.2 44
Show 07535+2410 POU2904 70 13.5 45
Show 07526+2355 SLW 209 22 36.7 50
Show 07554+2251 POU2907 325 13.8 51
Show 07524+2357 POU2902 187 9.7 53
Show 07599+2343 UC 1631 289 64.9 54
Show 07523+2404 POU2901 162 9.4 56
Show 07560+2440 STF1163 160 18.9 59
Show 07587+2428 POU2915 53 12.9 60
Show 07561+2442 POU2910 233 6.1 62
Show 07554+2238 OCC 247 -1 0.0 65
Show 07521+2416 POU2900 205 4.6 65
Show 07512+2339 POU2898 142 4.4 67
Show 07559+2449 POU2908 270 11.9 68
Show 08010+2335 STF1171 326 2.1 69
Show 08010+2353 SKF 527 248 1.4 69
Show 08003+2305 OCC 754 -1 0.1 69
Show 07538+2444 STF1156 194 34.6 70
Show 07507+2347 OCC 683 -1 0.1 73
Show 08015+2355 A 2540 168 1.3 77
Show 08016+2331 SKF 531 77 1.4 77
Show 07512+2425 POU2899 140 3.9 79
Show 07583+2224 TDS5395 74 0.6 84
Show 07497+2333 POU2895 315 7.5 88
Show 08022+2406 POU2917 256 11.1 88
Show 08013+2432 POU2916 163 7.4 88
Show 08028+2333 POU2918 AB 233 9.1 93
Show 08028+2333 POU2919 AC 331 12.5 93
Show 07504+2435 POU2897 176 4.4 94
Show 08022+2421 SLN 12 151 25.8 94
Show 07503+2432 STF1147 175 2.2 94
Show 07546+2513 A 2536 307 1.0 94
Show 07492+2344 LDS3764 288 181.7 94
Show 07503+2251 POU2896 352 4.7 96
Show 07598+2502 GRV 748 195 39.1 96
Show 08030+2357 TDS5480 119 2.7 98
Show 07499+2435 CLZ 39 342 96.8 100
Show 08034+2328 POU2920 239 8.6 102

 
 
WDS 07560+2342 : COMPONENTS
 
 
  A
B pa=51.7°
sep=0.14"
 
 
07560+2342 A
 
 
Componente originario normalizzato AB Name HD 64704 Coord arcsec 2000 075602.81+234135.1 Mag 7.9
Spectral class G0 (yellow) PmRA -141.00 PmDE -151.0 SAO 79804
HIP 38755 Tycho2 1925-01291-1 HD 64704 GC 10717
BD BD+24 1805
Tycho2
Tycho2 1925-01291-1 Pflag RAmdeg 119.01134530 DEmdeg 23.69271367
PmRA -139.3 PmDE -149.7 E RAmdeg 4 E DEmdeg 5
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.31 EpDEm 1991.08
Num 19 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.0
Q pmDE 1.0 BTmag 8.041 E BTmag 0.016 VTmag 7.359
E VTmag 0.011 Prox 999 TYC T HIP 38755
CCDM AB RAdeg 119.01169417 DEdeg 23.69306417 EpRA 1990 1.75
EpDE 1990 1.57 E RAdeg 4.4 E DEdeg 5.3 Posflg P
Corr 0.1
SAO
SAO 79804 DelFlag RA1950 PmRA1950 -0.0113
DE1950 PmDE1950 -0.154 Vmag 7.5 SpType G0
Double code Source 70 CatNum 10717 DM BD+24 1805
DMcomp BDsup HD 64704 M HD 0
GC 10717 RA1950rad 2.06411421 DE1950rad 0.415879 PmRA2000 -0.0114
PmDE2000 -0.151
Hipparcos
Catalog H HIP 38755 Proxy H RAhms 07 56 02.81
DEdms +23 41 35.1 Vmag 7.32 VarFlag R Vmag G
RAdeg 119.012 DEdeg 23.6931 AstroRef * Plx 15.93
CCDM 07560+2342 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 173 Rho 0.183 HD 64704 BD BD+24 1805
CD CP Dm number +24 1805 VIred 0.7
SpType G0 R SpType Coord arcsec 2000 075602.81+234135.1
Hipparcos 2
HIP 38755 Sn 55 So 3 Nc 2
RArad 2.0771462711 DErad 0.4135221987 Plx 16.52 PmRA -138.03
PmDE -149.1 E RArad 0.63 E DErad 0.38 E Plx 0.64
E pmRA 0.65 E pmDE 0.43 Hpmag 7.4299 E Hpmag 0.0009
SHp 0.009 VA 0 BV 0.629 E BV 0.001
VI 0.7
CCDM
Ccdm 07560+2342 RComp Comp A Note1
Note2 Discov num DRAs 2.72 DDEs -26.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.4 Sp G0 PmNote *
PmRA -138 PmDE -155 Dm number +24 1805 Cat1 BD
Name2 +23 896 Cat2 AGK2/3 HD 64704 M HD
ADS BDS M ADS BDS N IDS IDS 07501N2358A
HIC 38755
 
 
07560+2342 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 075602.82+234135.2 Mag 8.57 Calc delta mag 0.67
Calc coord yes
CCDM
Ccdm 07560+2342 RComp Comp B Note1 *
Note2 Discov num COU 929 DRAs DDEs
R dRAs Year 1973 Theta 33 Rho 0.2
Obs 1 Vmag 7.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 07501N2358B
HIC 38755