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136366 (2004 EK5)
Classification: Main-belt Asteroid          SPK-ID: 2136366
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .121818155070601 4.1655e-08  
a 2.919380025393319 2.0908e-08 au
q 2.563746536749941 1.2164e-07 au
i 11.8945983411788 3.5118e-06 deg
node 158.6909306817956 2.3097e-05 deg
peri 258.30420906681 2.7388e-05 deg
M 195.3123573014959 1.7108e-05 deg
tp 2459833.975594739556
(2022-Sep-11.47559474)
9.0764e-05 TDB
period 1821.941277376517
4.99
1.9573e-05
5.359e-08
d
yr
n .1975914396749262 2.1227e-09 deg/d
Q 3.275013514036698 2.3455e-08 au
  Orbit Determination Parameters
   # obs. used (total)      590  
   data-arc span      6907 days (18.91 yr)  
   first obs. used      2001-07-18  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55992  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 02:30:50  

Additional Information
 Earth MOID = 1.60714 au 
 Jupiter MOID = 2.13946 au 
 T_jup = 3.237 
[ 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 14.9   n/a MPO436671  

136366 (2004 EK5)          Discovered 2004-Mar-11 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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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
2164-Jul-02 04:24 00:33 Juno 0.0467633793642912 0.0467544142168574 0.0467723653313698 1.86701240101402 1.86701226166853 2511627.682997348 33.0578863441399 1631.67241010927 70.9911828848885 -74.2810304593567 94442.8765268264 T 24 CATAB v2.0f-lin.ifort 2020-Jun-24 02:30:58 2020-Jun-24 02:31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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