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(2020 ND)
Classification: Apollo [NEO, PHA]          SPK-ID: 54017784
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5886703439889233 1.4443e-05  
a 2.412184692165342 8.4207e-05 au
q .9922030996635554 3.2742e-07 au
i 17.43397149254498 0.00024323 deg
node 118.025699146247 7.387e-06 deg
peri 214.596737041187 6.5636e-05 deg
M 338.9994388531488 0.0011411 deg
tp 2459080.325686326056
(2020-Aug-18.82568633)
0.00016098 TDB
period 1368.403771519644
3.75
0.071655
0.0001962
d
yr
n .2630802453870847 1.3776e-05 deg/d
Q 3.832166284667129 0.00013378 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      66 days  
   first obs. used      2020-05-19  
   last obs. used      2020-07-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .6048  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-26 06:44:32  

Additional Information
 Earth MOID = .0375799 au 
 Jupiter MOID = 1.67317 au 
 T_jup = 3.207 
[ 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 21.523   1.0827 21 autocmod 2.8

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