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JPL Small-Body Database Browser
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(2020 AH1)
Classification: Apollo [NEO]          SPK-ID: 3973547
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4314597396247628 0.00063899  
a 1.717212572806506 0.0019191 au
q .976304483263042 6.2209e-06 au
i 4.531601051213386 0.0051801 deg
node 298.1744222271853 0.0022062 deg
peri 207.8080036531888 0.0022316 deg
M 233.5514262196581 0.21326 deg
tp 2458889.199446158381
(2020-Feb-09.69944616)
0.0029356 TDB
period 821.9294018891869
2.25
1.3779
0.003772
d
yr
n .4379938218203994 0.00073425 deg/d
Q 2.458120662349971 0.0027472 au
  Orbit Determination Parameters
   # obs. used (total)      42  
   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      .30552  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-20 05:06:36  

Additional Information
 Earth MOID = .0144874 au 
 Jupiter MOID = 2.57091 au 
 T_jup = 4.063 
[ 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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