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JPL Small-Body Database Browser
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(2020 AC1)
Classification: Aten [NEO]          SPK-ID: 3973542
[ 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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2169434114793087 0.00019363  
a .8653395995820675 9.0894e-05 au
q .6776098747605948 0.00023873 au
i 5.906020668222696 0.0061115 deg
node 282.6394967265423 9.3805e-05 deg
peri 40.19087381400445 0.0070051 deg
M 173.4211249875866 0.057366 deg
tp 2458458.862649959476
(2018-Dec-06.36264996)		 0.069167 TDB
period 294.0209620842822
0.80		 0.046325
0.0001268		 d
yr
n 1.224402496502289 0.00019291 deg/d
Q 1.05306932440354 0.00011061 au
   Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      10 days  
   first obs. used      2020-01-04  
   last obs. used      2020-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .45939  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-14 05:05:44  

Additional Information
 Earth MOID = .00288072 au 
 Jupiter MOID = 4.16542 au 
 T_jup = 6.805 
[ 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 28.4   .28005 E2020A86 autocmod 2.8

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