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(2020 HD10)
Classification: Apollo [NEO]          SPK-ID: 54016939
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5406822979983776 1.6122e-05  
a 2.178171341498065 7.6736e-05 au
q 1.000472655142682 7.5092e-07 au
i 13.05224090306241 0.00025973 deg
node 41.90079938868997 7.0389e-06 deg
peri 197.644852769204 0.00033409 deg
M 65.68146525544655 0.003424 deg
tp 2458986.271711439581
(2020-May-16.77171144)
0.00029056 TDB
period 1174.184887346975
3.21
0.062049
0.0001699
d
yr
n .3065956680922764 1.6202e-05 deg/d
Q 3.355870027853447 0.00011823 au
  Orbit Determination Parameters
   # obs. used (total)      46  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      2 days  
   first obs. used      2020-04-29  
   last obs. used      2020-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .37437  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-03 06:06:03  

Additional Information
 Earth MOID = .00720673 au 
 Jupiter MOID = 1.69135 au 
 T_jup = 3.449 
[ 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 27.3   .32711 MPO545529 autocmod 2.8

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