+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2018 RH5) Classification: Amor [NEO]          SPK-ID: 3828426 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2458376.5 (2018-Sep-15.0) TDB Reference: JPL 3 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4846648552940797 0.0012679   a 2.019064870318224 0.0051188 au q 1.040495087116082 7.7869e-05 au i 5.845063743979469 0.011008 deg node 348.2968543014093 0.00052193 deg peri 2.995316132582567 0.0053711 deg M .4252759683936845 0.0004097 deg tp 2458375.262081146943 (2018-Sep-13.76208115) 0.0055226 TDB period 1047.909640377267 2.87 3.985 0.01091 d yr n .3435410708411779 0.0013064 deg/d Q 2.997634653520366 0.0075997 au   Orbit Determination Parameters    # obs. used (total)      37      data-arc span      6 days      first obs. used      2018-09-12      last obs. used      2018-09-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      8      norm. resid. RMS      .33306      source      ORB      producer      Otto Matic      solution date      2018-Sep-18 07:19:41   Additional Information  Earth MOID = .0341697 au   Jupiter MOID = 2.4389 au   T_jup = 3.661  [ 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 26.6   .32682 MPO452108 autocmod 2.6n [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-26 12:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin