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(2018 MJ)
Classification: Apollo [NEO]          SPK-ID: 3825282
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2871083727551349 0.00045856  
a 1.047538199630194 0.00026512 au
q .7467812117355256 0.00029139 au
i 6.973877402801911 0.011547 deg
node 258.3467937306485 0.00075865 deg
peri 263.1630148286978 0.011123 deg
M 6.679191511369861 0.31526 deg
tp 2458993.234347450737
(2020-May-23.73434745)
0.34018 TDB
period 391.6095104148755
1.07
0.14867
0.000407
d
yr
n .9192830879378081 0.00034899 deg/d
Q 1.348295187524863 0.00034124 au
  Orbit Determination Parameters
   # obs. used (total)      30  
   data-arc span      18 days  
   first obs. used      2018-06-17  
   last obs. used      2018-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .61068  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 07:40:03  

Additional Information
 Earth MOID = .00769653 au 
 Jupiter MOID = 3.64721 au 
 T_jup = 5.820 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458287.5 (2018-Jun-18.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2874043354678738 0.00045738  
q .7464221986828253 0.00028921 au
tp 2458210.062768851113
(2018-Apr-01.56276885)
0.042188 TDB
node 258.3724376999858 0.00088284 deg
peri 263.1287563282296 0.011396 deg
i 6.984275483812956 0.011513 deg
  Orbit Determination Parameters
   # obs. used (total)      30  
   data-arc span      18 days  
   first obs. used      2018-06-17  
   last obs. used      2018-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .61068  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 07:40:03  

Additional Information
 Jupiter MOID = 3.64721 au 
 T_jup = 5.820 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.091995282247383E-7 -1.322732991417552E-7 1.929572670390735E-5 -3.803787574047948E-7 5.197141252390146E-6 5.265621278483387E-6
q -1.322732991417552E-7 8.364157056989252E-8 -1.219963758465232E-5 2.398080333201023E-7 -3.283707671353025E-6 -3.329562189853948E-6
tp 1.929572670390735E-5 -1.219963758465232E-5 .001779832848265786 -3.51466272267811E-5 .0004795889596743908 .0004856620326302539
node -3.803787574047948E-7 2.398080333201023E-7 -3.51466272267811E-5 7.794018823398215E-7 -9.687332726972146E-6 -9.546922797033809E-6
peri 5.197141252390146E-6 -3.283707671353025E-6 .0004795889596743908 -9.687332726972146E-6 .0001298725269379327 .0001307435939759416
i 5.265621278483387E-6 -3.329562189853948E-6 .0004856620326302539 -9.546922797033809E-6 .0001307435939759416 .0001325475405494131

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 26.1   n/a E2018N20  

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