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(2014 EQ12)
Classification: Apollo [NEO, PHA]          SPK-ID: 3663745
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7442882585494213 1.4891e-07  
a 2.637831212342021 1.0414e-07 au
q .6745244129606696 3.7704e-07 au
i 11.01277487227177 1.8187e-05 deg
node 177.9561919353881 1.6288e-05 deg
peri 92.3991281759438 4.4956e-05 deg
M 193.8706743600415 3.3307e-05 deg
tp 2459922.625585090331
(2022-Dec-09.12558509)
0.0001875 TDB
period 1564.836368480332
4.28
9.2672e-05
2.537e-07
d
yr
n .2300560028200321 1.3624e-08 deg/d
Q 4.601138011723373 1.8166e-07 au
  Orbit Determination Parameters
   # obs. used (total)      313  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      1706 days (4.67 yr)  
   first obs. used      2014-03-05  
   last obs. used      2018-11-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44569  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 09:30:05  

Additional Information
 Earth MOID = .0341034 au 
 Jupiter MOID = 1.05583 au 
 T_jup = 2.906 
[ show covariance matrix ]

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 21.1   n/a MPO292235  
rotation period rot_per 8.49 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, Brian D. (2014) Minor Planet Bull. 41, 213-224.]

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