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(2014 WM7)
Classification: Aten [NEO]          SPK-ID: 3696448
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2831914225560487 0.00070307  
a .9878720793328162 0.00019629 au
q .7081151798831542 0.00055408 au
i 10.80020206268103 0.033215 deg
node 228.0445098463568 0.0013287 deg
peri 314.7352151448738 0.01221 deg
M 128.3843629075824 0.38326 deg
tp 2458872.603363639829
(2020-Jan-24.10336364)
0.34368 TDB
period 358.6323758354089
0.98
0.10689
0.0002926
d
yr
n 1.003813443115406 0.00029918 deg/d
Q 1.267628978782478 0.00025187 au
  Orbit Determination Parameters
   # obs. used (total)      48  
   data-arc span      10 days  
   first obs. used      2014-11-18  
   last obs. used      2014-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .48829  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:37:24  

Additional Information
 Earth MOID = .0783932 au 
 Jupiter MOID = 3.70716 au 
 T_jup = 6.088 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456985.5 (2014-Nov-24.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2830443769605671 0.00065548  
q .7083807569172393 0.00055921 au
tp 2457079.353046410009
(2015-Feb-25.85304641)
0.041257 TDB
node 228.1384622202233 0.00063668 deg
peri 314.5306578674906 0.0076143 deg
i 10.80723703578482 0.033857 deg
  Orbit Determination Parameters
   # obs. used (total)      48  
   data-arc span      10 days  
   first obs. used      2014-11-18  
   last obs. used      2014-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .48829  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:37:24  

Additional Information
 Jupiter MOID = 3.70716 au 
 T_jup = 6.088 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.296596490832515E-7 -3.665416737714318E-7 -2.703687748535835E-5 4.101414529526198E-7 4.916433446909331E-6 2.219188634624638E-5
q -3.665416737714318E-7 3.127158912921061E-7 2.306106347691448E-5 -3.503819742481642E-7 -4.200060840737706E-6 -1.893285172064778E-5
tp -2.703687748535835E-5 2.306106347691448E-5 .001702151032578399 -2.570830734446844E-5 -.0003081869396077954 -.001396244388874554
node 4.101414529526198E-7 -3.503819742481642E-7 -2.570830734446844E-5 4.053606832598277E-7 4.836105861952393E-6 2.121097106758772E-5
peri 4.916433446909331E-6 -4.200060840737706E-6 -.0003081869396077954 4.836105861952393E-6 5.797739739818821E-5 .0002542288255616537
i 2.219188634624638E-5 -1.893285172064778E-5 -.001396244388874554 2.121097106758772E-5 .0002542288255616537 .00114626553578089

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 23.7   n/a MPO357218  

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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