+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2014 EP12) Classification: Apollo [NEO]          SPK-ID: 3663744 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5848979421084651 1.6789e-06   a 2.341376085058464 8.9972e-06 au q .9719100312057937 2.2982e-07 au i 6.215233914853754 1.7857e-05 deg node 353.2037352584397 4.6648e-06 deg peri 202.8240959164127 6.8752e-05 deg M 259.6133500900631 0.0035909 deg tp 2459365.404025647371 (2021-May-30.90402565) 0.015156 TDB period 1308.594811669778 3.58 0.0075428 2.065e-05 d yr n .2751042544182467 1.5857e-06 deg/d Q 3.710842138911134 1.426e-05 au   Orbit Determination Parameters    # obs. used (total)      177      # delay obs. used      2      # Doppler obs. used      1      data-arc span      5 days      first obs. used      2014-03-09      last obs. used      2014-03-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      3      norm. resid. RMS      .41647      source      ORB      producer      Otto Matic      solution date      2018-Feb-10 07:05:43   Additional Information  Earth MOID = .00367362 au   Jupiter MOID = 1.27373 au   T_jup = 3.304  [ 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 25.8   n/a MPO292235   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-26 16:40 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin