+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 HP) Classification: Apollo [NEO]          SPK-ID: 54016561 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2458941.5 (2020-Apr-02.0) TDB Reference: JPL 2 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5530358851607092 0.0012242   a 2.048082891309623 0.0052064 au q .9154195566317012 0.0001801 au i 2.960923664672845 0.0043861 deg node 50.6244039491812 0.0058803 deg peri 202.9782486784941 0.0019917 deg M 341.828604703239 0.071897 deg tp 2458995.538775150814 (2020-May-26.03877515) 0.0077547 TDB period 1070.581468103366 2.93 4.0823 0.01118 d yr n .3362658618010391 0.0012822 deg/d Q 3.180746225987545 0.0080858 au   Orbit Determination Parameters    # obs. used (total)      22      data-arc span      32 days      first obs. used      2020-03-22      last obs. used      2020-04-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      8      norm. resid. RMS      .45763      source      ORB      producer      Otto Matic      solution date      2020-Apr-23 07:00:34   Additional Information  Earth MOID = .016163 au   Jupiter MOID = 1.89041 au   T_jup = 3.585  [ 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 24.096   .297 2 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-28 03:40 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin