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JPL Small-Body Database Browser
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(2013 AC4)
Classification: Apollo [NEO]          SPK-ID: 3623479
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 2456296.5 (2013-Jan-04.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6254400631837531 0.0019462  
a 1.412910461677628 0.0049012 au
q .5292196532529864 0.00091454 au
i 3.141371449015347 0.011312 deg
node 102.0272983358588 0.0024107 deg
peri 254.889903028619 0.0054608 deg
M 32.35665326364487 0.21949 deg
tp 2456241.364479057111
(2012-Nov-09.86447906)
0.08714 TDB
period 613.437594355336
1.68
3.1919
0.008739
d
yr
n .5868567614906702 0.0030536 deg/d
Q 2.296601270102269 0.0079666 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      4 days  
   first obs. used      2013-01-03  
   last obs. used      2013-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .49123  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:47:27  

Additional Information
 Earth MOID = .00331474 au 
 Jupiter MOID = 3.15366 au 
 T_jup = 4.495 
[ 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   n/a MPO250164  

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