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(2020 AN1)
Classification: Apollo [NEO]          SPK-ID: 3976532
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6397823804005642 0.00027275  
a 2.512125768622891 0.0018322 au
q .9049119645077407 2.5205e-05 au
i 2.29005447870225 0.0007345 deg
node 108.5532621981711 0.0002347 deg
peri 316.3132595172341 0.0015142 deg
M 92.87268775028092 0.10211 deg
tp 2458825.314532511722
(2019-Dec-07.81453251)
0.0020574 TDB
period 1454.321734059768
3.98
1.591
0.004356
d
yr
n .2475380732948635 0.00027081 deg/d
Q 4.119339572738041 0.0030044 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      3 days  
   first obs. used      2020-01-04  
   last obs. used      2020-01-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .65545  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:13:24  

Additional Information
 Earth MOID = .00430271 au 
 Jupiter MOID = 1.23598 au 
 T_jup = 3.138 
[ 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 26.0   .45488 MPO536506 autocmod 2.8

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