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301964 (2000 EJ37)
Classification: Asteroid          SPK-ID: 2301964
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7060137472671688 3.7006e-08  
a 4.626615336422204 6.76e-08 au
q 1.360161305591011 1.8197e-07 au
i 10.06793152458658 8.5933e-06 deg
node 178.3808164987137 2.9763e-05 deg
peri 115.7424115882481 3.1998e-05 deg
M 334.0788551791615 1.2528e-05 deg
tp 2459262.224991425376
(2021-Feb-16.72499143)
0.00012968 TDB
period 3634.908780625665
9.95
7.9665e-05
2.181e-07
d
yr
n .09903962430056755 2.1706e-09 deg/d
Q 7.893069367253397 1.1533e-07 au
  Orbit Determination Parameters
   # obs. used (total)      616  
   data-arc span      7361 days (20.15 yr)  
   first obs. used      2000-03-03  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51781  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 19:44:00  

Additional Information
 Earth MOID = .389339 au 
 Jupiter MOID = .528367 au 
 T_jup = 2.440 
[ 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 13.4   n/a MPO471174  
diameter diameter 10.8 km 2.4 Fernandez et al. (2005) Astron.J. 130:308-318  
geometric albedo albedo 0.069   0.030 Fernandez et al. (2005) Astron.J. 130:308-318  

301964 (2000 EJ37)          Discovered 2000-Mar-08 by LINEAR at Socorro
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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Alternate Designations
 2000 EJ37 = 2000 GW5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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