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JPL Small-Body Database Browser
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(2013 TO4)
Classification: Apollo [NEO]          SPK-ID: 3648842
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5244109003702452 0.00062583  
a 1.987822565182256 0.002562 au
q .9453867439987389 2.5609e-05 au
i 5.070558432266465 0.0040128 deg
node 204.1474261241572 0.0014296 deg
peri 204.8608083262599 0.0015876 deg
M 123.3584204250316 1.5882 deg
tp 2458649.722967100603
(2019-Jun-15.22296710)
3.838 TDB
period 1023.68149177564
2.80
1.979
0.005418
d
yr
n .3516718851442331 0.00067987 deg/d
Q 3.030258386365773 0.0039055 au
  Orbit Determination Parameters
   # obs. used (total)      44  
   data-arc span      5 days  
   first obs. used      2013-10-03  
   last obs. used      2013-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .3752  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:44:23  

Additional Information
 Earth MOID = .00991105 au 
 Jupiter MOID = 2.37511 au 
 T_jup = 3.666 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456569.5 (2013-Oct-04.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5256819598841442 0.0006074  
q .9470819500558595 3.6805e-05 au
tp 2456600.111050008162
(2013-Nov-03.61105001)
0.0063213 TDB
node 204.2739301701361 0.0022191 deg
peri 204.530608749729 0.0022797 deg
i 5.031158900381814 0.0041989 deg
  Orbit Determination Parameters
   # obs. used (total)      44  
   data-arc span      5 days  
   first obs. used      2013-10-03  
   last obs. used      2013-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .3752  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:44:23  

Additional Information
 Jupiter MOID = 2.37511 au 
 T_jup = 3.666 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.689307006222242E-7 -2.234966320204516E-8 -3.838293983988287E-6 1.336554879914319E-6 -1.351340530590416E-6 2.549538534233406E-6
q -2.234966320204516E-8 1.354610268301602E-9 2.323897866389699E-7 -8.07584130253114E-8 8.146875119538376E-8 -1.54531451563449E-7
tp -3.838293983988287E-6 2.323897866389699E-7 3.995898384017039E-5 -1.394610174570949E-5 1.413630021599348E-5 -2.650898538366618E-5
node 1.336554879914319E-6 -8.07584130253114E-8 -1.394610174570949E-5 4.924362651413997E-6 -5.035012522552149E-6 9.205172965094274E-6
peri -1.351340530590416E-6 8.146875119538376E-8 1.413630021599348E-5 -5.035012522552149E-6 5.197131575747809E-6 -9.285013896031502E-6
i 2.549538534233406E-6 -1.54531451563449E-7 -2.650898538366618E-5 9.205172965094274E-6 -9.285013896031502E-6 1.76308920966895E-5

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 25.3   n/a E2013T78  

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