+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2018 PL10) Classification: Apollo [NEO]          SPK-ID: 3826677 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2942280475027648 1.1483e-06   a 1.423325927225858 2.3131e-06 au q 1.004543518698131 3.8826e-08 au i 20.62941419851439 3.9746e-05 deg node 326.6959603176526 9.401e-06 deg peri 30.02007913299281 2.1151e-05 deg M 2.795151107068484 0.00086896 deg tp 2458995.684318476902 (2020-May-26.18431848) 0.0014854 TDB period 620.2331401444321 1.70 0.0015119 4.139e-06 d yr n .5804269019165402 1.4149e-06 deg/d Q 1.842108335753584 2.9937e-06 au   Orbit Determination Parameters    # obs. used (total)      73      # delay obs. used      0      # Doppler obs. used      1      data-arc span      162 days      first obs. used      2018-08-07      last obs. used      2019-01-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      3      norm. resid. RMS      .35036      source      ORB      producer      Otto Matic      solution date      2019-Feb-15 06:59:21   Additional Information  Earth MOID = .0237038 au   Jupiter MOID = 3.61408 au   T_jup = 4.591  [ 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 22.1   .26579 MPO452047 autocmod 2.6n [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-26 16:25 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin