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(2015 TD179)
Classification: Apollo [NEO]          SPK-ID: 3730339
[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6083947075299254 0.0002395  
a 2.414313950805962 0.0013839 au
q .9454581208199502 3.6282e-05 au
i 4.952224806785419 0.0015268 deg
node 205.7895590999763 0.00057386 deg
peri 226.83106691519 0.00090037 deg
M 124.5410378288245 0.41968 deg
tp 2458726.477427956917
(2019-Aug-30.97742796)		 1.1898 TDB
period 1370.216026062488
3.75		 1.1782
0.003226		 d
yr
n .2627322941438012 0.00022591 deg/d
Q 3.883169780791975 0.0022259 au
   Orbit Determination Parameters
   # obs. used (total)      68  
   data-arc span      22 days  
   first obs. used      2015-10-12  
   last obs. used      2015-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .30421  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:31:20  

Additional Information
 Earth MOID = .024406 au 
 Jupiter MOID = 1.46055 au 
 T_jup = 3.232 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457313.5 (2015-Oct-18.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6069333105684561 0.00023202  
q .9512244692771511 9.1298e-06 au
tp 2457354.850078841198
(2015-Nov-28.35007884)		 0.0016928 TDB
node 205.9040332067263 0.00051435 deg
peri 226.7296972972234 0.00077325 deg
i 4.971988291092142 0.001493 deg
   Orbit Determination Parameters
   # obs. used (total)      68  
   data-arc span      22 days  
   first obs. used      2015-10-12  
   last obs. used      2015-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .30421  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:31:20  

Additional Information
 Jupiter MOID = 1.46055 au 
 T_jup = 3.232 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.383228272690395E-8 -2.117517064631369E-9 -3.927127202602892E-7 -1.192448298157201E-7 1.791527740126326E-7 3.463741204740769E-7
q -2.117517064631369E-9 8.335298316656335E-11 1.544149370078984E-8 4.688436895925458E-9 -7.055112708927843E-9 -1.362177044596988E-8
tp -3.927127202602892E-7 1.544149370078984E-8 2.865636561713556E-6 8.700594214911267E-7 -1.305922720188075E-6 -2.527050334187971E-6
node -1.192448298157201E-7 4.688436895925458E-9 8.700594214911267E-7 2.645589584946608E-7 -3.969597374814601E-7 -7.673512454463749E-7
peri 1.791527740126326E-7 -7.055112708927843E-9 -1.305922720188075E-6 -3.969597374814601E-7 5.979109421170964E-7 1.152398221652586E-6
i 3.463741204740769E-7 -1.362177044596988E-8 -2.527050334187971E-6 -7.673512454463749E-7 1.152398221652586E-6 2.229021459496235E-6

[ 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 24.6   n/a MPO350772  

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