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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5407701217023881 1.6121e-05  
a 2.178927899225182 7.6782e-05 au
q 1.000628793980451 7.5394e-07 au
i 13.05229424806611 0.00025966 deg
node 41.91330767199351 7.0652e-06 deg
peri 197.6509245652946 0.00033405 deg
M 4.355938003001396 0.00019728 deg
tp 2458986.285162296924
(2020-May-16.78516230)
0.00029083 TDB
period 1174.79669581647
3.22
0.062097
0.00017
d
yr
n .3064359997623283 1.6197e-05 deg/d
Q 3.357227004469912 0.0001183 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 = .0083187 au 
 Jupiter MOID = 1.69116 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 27.241   .32711 3 autocmod 2.8

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