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JPL Small-Body Database Browser
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(2008 WH96)
Classification: Apollo [NEO]          SPK-ID: 3440791
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .404548883886532 4.0806e-07  
a 1.372827403870094 3.011e-08 au
q .8174516098656023 5.78e-07 au
i 7.297509878456792 1.5413e-05 deg
node 75.45731467715352 1.5794e-05 deg
peri 259.3994987394909 7.2414e-05 deg
M 338.8712774172395 1.3449e-05 deg
tp 2459430.982049959607
(2021-Aug-04.48204996)
2.1128e-05 TDB
period 587.5195690054238
1.61
1.9329e-05
5.292e-08
d
yr
n .6127455475388202 2.0159e-08 deg/d
Q 1.928203197874586 4.2291e-08 au
  Orbit Determination Parameters
   # obs. used (total)      54  
   data-arc span      4575 days (12.53 yr)  
   first obs. used      2008-11-30  
   last obs. used      2021-06-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48832  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jun-11 05:49:57  

Additional Information
 Earth MOID = .0174306 au 
 Jupiter MOID = 3.47196 au 
 T_jup = 4.722 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458246.5 (2018-May-08.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4044995706361545 4.0773e-07  
q .8182539240641471 5.7751e-07 au
tp 2458254.170745428184
(2018-May-15.67074543)
5.5636e-05 TDB
node 75.47861635301938 1.5774e-05 deg
peri 259.2715432307456 7.2559e-05 deg
i 7.304269133016018 1.5411e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      54  
   data-arc span      4575 days (12.53 yr)  
   first obs. used      2008-11-30  
   last obs. used      2021-06-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48832  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jun-11 05:49:57  

Additional Information
 Jupiter MOID = 3.47196 au 
 T_jup = 4.722 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.662424066097714E-13 -2.354659758077815E-13 2.169492948122879E-11 1.557882815067845E-12 2.75720093322174E-11 7.584221678784783E-13
q -2.354659758077815E-13 3.335168432942471E-13 -3.074819548741905E-11 -2.201767588453063E-12 -3.907689630484284E-11 -1.077947784214247E-12
tp 2.169492948122879E-11 -3.074819548741905E-11 3.095378124387703E-9 1.414212614974747E-10 3.945164744815274E-9 1.592932705926727E-10
node 1.557882815067845E-12 -2.201767588453063E-12 1.414212614974747E-10 2.488343741011856E-10 -4.577349248665997E-11 5.766774101805992E-11
peri 2.75720093322174E-11 -3.907689630484284E-11 3.945164744815274E-9 -4.577349248665997E-11 5.264858901103303E-9 1.45238316203563E-10
i 7.584221678784783E-13 -1.077947784214247E-12 1.592932705926727E-10 5.766774101805992E-11 1.45238316203563E-10 2.374977926188149E-10

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 23.0   n/a E2021M50  

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