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JPL Small-Body Database Browser
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(2014 EM)
Classification: Apollo [NEO]          SPK-ID: 3663259
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5445221962298833 0.00068952  
a 1.982457375033556 0.0027788 au
q .9029653312481546 0.00010125 au
i 4.143133239478637 0.0040025 deg
node 350.8138312650229 3.0117e-05 deg
peri 227.3848890768605 0.0028413 deg
M 209.2522856891166 1.9633 deg
tp 2459823.425847752584
(2022-Aug-31.92584775)
6.4578 TDB
period 1019.539870926151
2.79
2.1437
0.005869
d
yr
n .3531004625380424 0.00074242 deg/d
Q 3.061949418818957 0.004292 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      9 days  
   first obs. used      2014-03-05  
   last obs. used      2014-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .52225  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 09:29:34  

Additional Information
 Earth MOID = .00616996 au 
 Jupiter MOID = 1.93162 au 
 T_jup = 3.657 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456724.5 (2014-Mar-08.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5461904031080614 0.00068176  
q .9043080375304734 8.5103e-05 au
tp 2456764.148779862953
(2014-Apr-16.64877986)
0.0071223 TDB
node 350.8938194065874 3.2386e-05 deg
peri 227.0936134540304 0.0037213 deg
i 4.17077540490292 0.0039262 deg
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      9 days  
   first obs. used      2014-03-05  
   last obs. used      2014-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .52225  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 09:29:34  

Additional Information
 Jupiter MOID = 1.93162 au 
 T_jup = 3.657 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.648027197431707E-7 -5.80192260972175E-8 -4.855617106685542E-6 -2.094515017153575E-8 2.536374896411062E-6 2.676731099179027E-6
q -5.80192260972175E-8 7.242472427632479E-9 6.060807255394056E-7 2.612735131794025E-9 -3.166421631544698E-7 -3.341226361458816E-7
tp -4.855617106685542E-6 6.060807255394056E-7 5.072780327466619E-5 2.190162491385821E-7 -2.649179226199216E-5 -2.796296902724657E-5
node -2.094515017153575E-8 2.612735131794025E-9 2.190162491385821E-7 1.048871737042738E-9 -1.140503516320705E-7 -1.206489187537811E-7
peri 2.536374896411062E-6 -3.166421631544698E-7 -2.649179226199216E-5 -1.140503516320705E-7 1.38482737249201E-5 1.460633697059529E-5
i 2.676731099179027E-6 -3.341226361458816E-7 -2.796296902724657E-5 -1.206489187537811E-7 1.460633697059529E-5 1.541509479022342E-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 25.4   n/a MPO292234  
rotation period rot_per 2.963 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2014) Minor Planet Bull. 41, 157-168.]

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