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(2017 MD)
Classification: Apollo [NEO]          SPK-ID: 3775251
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4121595530850694 0.000253  
a 1.321476992832403 0.00041955 au
q .7768176260543983 8.7707e-05 au
i 10.0710954866544 0.0054545 deg
node 260.8892126270208 0.00035679 deg
peri 284.0708569923555 0.0029169 deg
M 17.949618942828 0.36639 deg
tp 2458972.834369710232
(2020-May-03.33436971)
0.55154 TDB
period 554.8656456741179
1.52
0.26424
0.0007234
d
yr
n .6488057114486309 0.00030898 deg/d
Q 1.866136359610408 0.00059247 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      11 days  
   first obs. used      2017-06-17  
   last obs. used      2017-06-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .4716  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Jul-07 06:16:47  

Additional Information
 Earth MOID = .00797223 au 
 Jupiter MOID = 3.14463 au 
 T_jup = 4.842 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.4   n/a MPO419561  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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