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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5445255202726269 0.00068263  
a 1.982195664918564 0.0027995 au
q .9028395391966375 7.8001e-05 au
i 4.142571153443105 0.0039773 deg
node 350.8148024359875 0.00010505 deg
peri 227.4020402514712 0.0035265 deg
M 69.59678798581311 1.6685 deg
tp 2458803.437083625013
(2019-Nov-15.93708362)
4.307 TDB
period 1019.337988837307
2.79
2.1595
0.005912
d
yr
n .3531703948467854 0.00074819 deg/d
Q 3.061551790640491 0.0043239 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .51948  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:42:10  

Additional Information
 Earth MOID = .00595061 au 
 Jupiter MOID = 1.93431 au 
 T_jup = 3.658 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456724.5 (2014-Mar-08.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .546099261095332 0.00068154  
q .9043194140641729 8.5084e-05 au
tp 2456764.149732187501
(2014-Apr-16.64973219)
0.0071203 TDB
node 350.8938240310181 3.2383e-05 deg
peri 227.0931157751853 0.0037209 deg
i 4.170253223617229 0.0039252 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .51948  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:42:10  

Additional Information
 Jupiter MOID = 1.93431 au 
 T_jup = 3.658 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.645031027330716E-7 -5.798796743125007E-8 -4.852670491686926E-6 -2.093572421229131E-8 2.535272614295625E-6 2.675208451309619E-6
q -5.798796743125007E-8 7.23933716100391E-9 6.057770706409165E-7 2.611835521483738E-9 -3.165380848792237E-7 -3.339679400502574E-7
tp -4.852670491686926E-6 6.057770706409165E-7 5.069893725536696E-5 2.189260619003853E-7 -2.648127756967383E-5 -2.794811858129753E-5
node -2.093572421229131E-8 2.611835521483738E-9 2.189260619003853E-7 1.048628155050894E-9 -1.140229191867573E-7 -1.206037733105209E-7
peri 2.535272614295625E-6 -3.165380848792237E-7 -2.648127756967383E-5 -1.140229191867573E-7 1.384516625383033E-5 1.460109602032002E-5
i 2.675208451309619E-6 -3.339679400502574E-7 -2.794811858129753E-5 -1.206037733105209E-7 1.460109602032002E-5 1.540749403713883E-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. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2014) Minor Planet Bull. 41, 157-168.]

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