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(2013 TD)
Classification: Apollo [NEO]          SPK-ID: 3648735
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5652675175285449 1.8833e-07  
a 2.304899268559782 2.4973e-08 au
q 1.002014580867635 4.44e-07 au
i .4164889343762502 9.0437e-06 deg
node 262.5896770845816 0.0027771 deg
peri 93.25384163568646 0.0029193 deg
M 328.1326159411037 4.1763e-05 deg
tp 2459113.641065834385
(2020-Sep-21.14106583)		 0.0001501 TDB
period 1278.133894677431
3.50		 2.0773e-05
5.687e-08		 d
yr
n .2816606315654081 4.5776e-09 deg/d
Q 3.607783956251929 3.909e-08 au
   Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      2569 days (7.03 yr)  
   first obs. used      2013-10-01  
   last obs. used      2020-10-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61671  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-14 05:18:59  

Additional Information
 Earth MOID = .00723563 au 
 Jupiter MOID = 1.84652 au 
 T_jup = 3.356 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457868.5 (2017-Apr-25.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5653289338738339 1.8209e-07  
q 1.001663080466855 4.2567e-07 au
tp 2457836.546292674149
(2017-Mar-24.04629267)		 0.00013466 TDB
node 262.581753500193 0.0027772 deg
peri 93.33712175110777 0.0029196 deg
i .4164300603563384 9.053e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      2569 days (7.03 yr)  
   first obs. used      2013-10-01  
   last obs. used      2020-10-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61671  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-14 05:18:59  

Additional Information
 Jupiter MOID = 1.84652 au 
 T_jup = 3.356 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.31572707854171E-14 -7.750867851799722E-14 -2.328553658117715E-11 4.103542356760952E-10 -4.423660428260834E-10 -1.428288950211708E-12
q -7.750867851799722E-14 1.811976711202266E-13 5.457937526509581E-11 -9.58952782595845E-10 1.033952258951152E-9 3.332087469540974E-12
tp -2.328553658117715E-11 5.457937526509581E-11 1.813204700745277E-8 -2.823664818244524E-7 3.069043588046932E-7 9.162615209535376E-10
node 4.103542356760952E-10 -9.58952782595845E-10 -2.823664818244524E-7 7.712970928079574E-6 -8.10194869470896E-6 -2.423636770942268E-8
peri -4.423660428260834E-10 1.033952258951152E-9 3.069043588046932E-7 -8.10194869470896E-6 8.52421449548615E-6 2.551383147576432E-8
i -1.428288950211708E-12 3.332087469540974E-12 9.162615209535376E-10 -2.423636770942268E-8 2.551383147576432E-8 8.195744146078022E-11

[ 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 26.6   n/a E2013T78  

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