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86608 (2000 EK85)
Classification: Mars-crossing Asteroid          SPK-ID: 2086608
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2797727848772779 2.4882e-08  
a 2.263819040518713 7.6484e-09 au
q 1.630464083094586 5.755e-08 au
i 8.590000912060562 4.1809e-06 deg
node 129.1144155100116 2.0755e-05 deg
peri 110.5063951192463 2.2666e-05 deg
M 298.8981004129417 8.7234e-06 deg
tp 2459211.660752407555
(2020-Dec-28.16075241)
3.0736e-05 TDB
period 1244.11632666852
3.41
6.305e-06
1.726e-08
d
yr
n .2893620092294775 1.4664e-09 deg/d
Q 2.89717399794284 9.7882e-09 au
  Orbit Determination Parameters
   # obs. used (total)      968  
   data-arc span      8341 days (22.84 yr)  
   first obs. used      1997-07-16  
   last obs. used      2020-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55227  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:56:43  

Additional Information
 Earth MOID = .642624 au 
 Jupiter MOID = 2.17427 au 
 T_jup = 3.551 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO417418  

86608 (2000 EK85)          Discovered 2000-Mar-08 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1984-Jan-18 13:25 < 00:01 Hebe 0.0247062176454286 0.0247026017317239 0.024709834087544 9.36031152754996 9.360311500668 2445718.058726149 0.267753784909175 260.369335879884 51.0327330350996 47.3656230183205 54134.2551244503 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 20:56:45 2020-Nov-12 20:56
2157-Oct-27 06:19 00:01 Hebe 0.0258995663622491 0.0258683136734102 0.0259308261215435 9.38884874768831 9.3888487221229 2509187.763499782 1.38708571893568 1698.39556608524 51.0880281979226 23.4329865851282 30227.0875887554 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 20:56:45 2020-Nov-12 20:56
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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