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263203 (2008 AP3)
Classification: Main-belt Asteroid          SPK-ID: 2263203
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1051423277513909 4.0842e-08  
a 2.56234129702028 1.8002e-08 au
q 2.29293076855805 1.0601e-07 au
i 21.89987179739554 7.4709e-06 deg
node 299.5548203419797 9.9077e-06 deg
peri 126.5757890622006 4.1957e-05 deg
M 63.9756971405336 3.8026e-05 deg
tp 2458734.264222123891
(2019-Sep-07.76422212)
0.00015798 TDB
period 1498.145144473527
4.10
1.5788e-05
4.323e-08
d
yr
n .2402971443240968 2.5324e-09 deg/d
Q 2.83175182548251 1.9895e-08 au
  Orbit Determination Parameters
   # obs. used (total)      626  
   data-arc span      10777 days (29.51 yr)  
   first obs. used      1990-10-17  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49866  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:06:32  

Additional Information
 Earth MOID = 1.35714 au 
 Jupiter MOID = 2.41544 au 
 T_jup = 3.326 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO224453  

263203 (2008 AP3)          Discovered 2008-Jan-05 by Lowe, A. at Mayhill
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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