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5179 Takeshima (1989 EO1)
Classification: Main-belt Asteroid          SPK-ID: 2005179
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04678592108027124 1.5857e-08  
a 2.310594384814905 5.8408e-09 au
q 2.202491098278437 3.7549e-08 au
i 6.284545119311411 5.2755e-07 deg
node 331.0946953551889 7e-06 deg
peri 202.5114082864644 1.5907e-05 deg
M 51.61018645953678 1.7562e-05 deg
tp 2459212.585096083176
(2020-Dec-29.08509608)
6.2524e-05 TDB
period 1282.873981902117
3.51
4.8643e-06
1.332e-08
d
yr
n .2806199245433507 1.064e-09 deg/d
Q 2.418697671351373 6.114e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2800  
   data-arc span      19976 days (54.69 yr)  
   first obs. used      1966-10-18  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45152  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 23:42:54  

Additional Information
 Earth MOID = 1.21013 au 
 Jupiter MOID = 2.55391 au 
 T_jup = 3.575 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457325.5 (2015-Oct-30.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0467407926347784 1.5959e-08  
q 2.203117048071545 3.78e-08 au
tp 2457932.381782970850
(2017-Jun-27.88178297)
6.1908e-05 TDB
node 331.1582533724052 6.9949e-06 deg
peri 203.2923131746851 1.576e-05 deg
i 6.286455858953502 5.2795e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2800  
   data-arc span      19976 days (54.69 yr)  
   first obs. used      1966-10-18  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45152  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 23:42:54  

Additional Information
 Jupiter MOID = 2.55391 au 
 T_jup = 3.575 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.546768035836903E-16 -5.967182459584089E-16 3.39609143240847E-13 -1.256505079976813E-14 1.004127590763209E-13 -1.264098166336749E-15
q -5.967182459584089E-16 1.428807042995332E-15 -7.855577404167542E-13 2.634743790298222E-14 -2.332525091006741E-13 2.682267267832948E-15
tp 3.39609143240847E-13 -7.855577404167542E-13 3.832597205629217E-9 1.227211667757041E-10 8.838992893966142E-10 1.006905432864813E-11
node -1.256505079976813E-14 2.634743790298222E-14 1.227211667757041E-10 4.892897631386299E-11 -1.590020834224127E-11 2.030659356474257E-12
peri 1.004127590763209E-13 -2.332525091006741E-13 8.838992893966142E-10 -1.590020834224127E-11 2.483724309129519E-10 6.088653311755718E-13
i -1.264098166336749E-15 2.682267267832948E-15 1.006905432864813E-11 2.030659356474257E-12 6.088653311755718E-13 2.787324374839137E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.69   n/a MPO614063  
diameter diameter 4.308 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.416   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

5179 Takeshima (1989 EO1)          Discovered 1989-Mar-01 by Seki, T. at Geisei
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1989 EO1 = 1966 UK = 1975 FJ = 1982 FA1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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