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JPL Small-Body Database Browser
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(2013 AB4)
Classification: Apollo [NEO]          SPK-ID: 3623478
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2853597757373476 0.0019078  
a 1.094956010623351 0.0013665 au
q .7824996089896107 0.0011189 au
i 5.487151662095823 0.037998 deg
node 102.4161214297163 0.0014564 deg
peri 95.48266796317318 0.0092078 deg
M 298.4644021629144 0.21035 deg
tp 2456368.034798516277
(2013-Mar-16.53479852)
0.11272 TDB
period 418.4980461884694
1.15
0.78343
0.002145
d
yr
n .8602190697871861 0.0016103 deg/d
Q 1.407412412257091 0.0017565 au
  Orbit Determination Parameters
   # obs. used (total)      17  
   data-arc span      2 days  
   first obs. used      2013-01-03  
   last obs. used      2013-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .63971  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:47:28  

Additional Information
 Earth MOID = .0121113 au 
 Jupiter MOID = 3.54843 au 
 T_jup = 5.627 
[ 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 27.3   n/a MPO250164  

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