+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2018 PR10) Classification: Aten [NEO]          SPK-ID: 3826685 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2458339.5 (2018-Aug-09.0) TDB Reference: JPL 2 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5234225775892306 0.0017867   a .7311614002758356 0.00056613 au q .3484550155097066 0.0015761 au i 12.5824429745398 0.082623 deg node 319.8759383913105 0.014886 deg peri 170.4272120683905 0.018663 deg M 193.6739847003342 0.035062 deg tp 2458445.005716979020 (2018-Nov-22.50571698) 0.14244 TDB period 228.3590936992977 0.63 0.26522 0.0007261 d yr n 1.576464480429435 0.001831 deg/d Q 1.113867785041965 0.00086245 au   Orbit Determination Parameters    # obs. used (total)      15      data-arc span      3 days      first obs. used      2018-08-08      last obs. used      2018-08-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      8      norm. resid. RMS      .25876      source      ORB      producer      Otto Matic      solution date      2018-Aug-17 07:06:10   Additional Information  Earth MOID = .0517926 au   Jupiter MOID = 3.94165 au   T_jup = 7.740  [ 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 24.2   .16331 MPO452048 autocmod 2.6n [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Mar-04 20:12 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin