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JPL Small-Body Database Browser
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(2012 TP231)
Classification: Apollo [NEO]          SPK-ID: 3611399
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2536775130287689 5.1797e-07  
a 1.118405654526952 3.8628e-08 au
q .8346912895292424 5.5062e-07 au
i 6.755422414848388 3.3903e-05 deg
node 30.17063715190114 2.8853e-05 deg
peri 75.6231880785089 8.8111e-05 deg
M 106.170625727185 0.00012736 deg
tp 2458873.091226719478
(2020-Jan-24.59122672)
0.00014632 TDB
period 432.0136390534972
1.18
2.2381e-05
6.128e-08
d
yr
n .8333070242613807 4.3171e-08 deg/d
Q 1.402120019524662 4.8427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      2748 days (7.52 yr)  
   first obs. used      2012-10-13  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .4349  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-22 07:41:49  

Additional Information
 Earth MOID = .00464331 au 
 Jupiter MOID = 3.71862 au 
 T_jup = 5.543 
[ 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 25.0   n/a MPO240156  

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