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(2018 MD7)
Classification: Aten [NEO]          SPK-ID: 3825486
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1100129036119409 4.4504e-07  
a .947132497733902 2.7159e-07 au
q .8429357015529654 5.8993e-07 au
i 8.227186409147931 5.2137e-05 deg
node 134.3472749991644 2.7511e-05 deg
peri 313.3112419517473 0.00016505 deg
M 82.81435183178736 0.00037056 deg
tp 2459123.050674375850
(2020-Sep-30.55067438)
0.00031845 TDB
period 336.6778415573106
0.92
0.00014481
3.965e-07
d
yr
n 1.069271438639419 4.5992e-07 deg/d
Q 1.051329293914838 3.0147e-07 au
  Orbit Determination Parameters
   # obs. used (total)      64  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      43 days  
   first obs. used      2018-06-21  
   last obs. used      2018-08-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .42858  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:31:59  

Additional Information
 Earth MOID = .00321714 au 
 Jupiter MOID = 4.01867 au 
 T_jup = 6.333 
[ 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 22.7   n/a MPO477907  

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