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(2014 MA18)
Classification: Aten [NEO]          SPK-ID: 3673977
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2988506182158283 0.00040638  
a .8772379827343366 7.3496e-05 au
q .615074869271774 0.000408 au
i 6.150161167375329 0.010988 deg
node 86.86247411537053 0.001811 deg
peri 44.49588124697645 0.0046265 deg
M 193.3091840691651 0.28266 deg
tp 2459139.458059213809
(2020-Oct-16.95805921)
0.2531 TDB
period 300.1059238784228
0.82
0.037715
0.0001033
d
yr
n 1.199576454031748 0.00015075 deg/d
Q 1.139401096196899 9.546e-05 au
  Orbit Determination Parameters
   # obs. used (total)      16  
   data-arc span      9 days  
   first obs. used      2014-06-24  
   last obs. used      2014-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .54788  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:39:57  

Additional Information
 Earth MOID = .000262762 au 
 Jupiter MOID = 3.89889 au 
 T_jup = 6.711 
[ 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 25.5   n/a MPO298943  

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