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(2020 AH1)
Classification: Apollo [NEO]          SPK-ID: 3973547
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4304149930872928 0.00063977  
a 1.714260342030413 0.0019198 au
q .9764169887655726 3.3178e-06 au
i 4.531267244828745 0.0051701 deg
node 298.1359064785644 0.0023444 deg
peri 207.9659697759966 0.001796 deg
M 136.6401651324708 0.22811 deg
tp 2458889.335909767151
(2020-Feb-09.83590977)
0.0032587 TDB
period 819.8107223833097
2.24
1.3772
0.003771
d
yr
n .439125752043627 0.00073768 deg/d
Q 2.452103695295253 0.0027461 au
  Orbit Determination Parameters
   # obs. used (total)      44  
   data-arc span      21 days  
   first obs. used      2019-12-29  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .32545  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-14 06:59:38  

Additional Information
 Earth MOID = .014489 au 
 Jupiter MOID = 2.57442 au 
 T_jup = 4.068 
[ 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 24.5   .43214 E2020A63 autocmod 2.8

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