+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 LM) Classification: Apollo [NEO]          SPK-ID: 54017401 [ 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 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4784981966343209 0.00056702   a 1.235313914151424 0.00084677 au q .6442184339526834 0.00025887 au i 3.497386002479481 0.0046076 deg node 262.0821832663106 0.002151 deg peri 256.2887115882657 0.0071365 deg M 37.13972723177976 0.061707 deg tp 2458948.763072264851 (2020-Apr-09.26307226) 0.032763 TDB period 501.4924818488302 1.37 0.51564 0.001412 d yr n .717857222251476 0.00073811 deg/d Q 1.826409394350165 0.001252 au   Orbit Determination Parameters    # obs. used (total)      63      data-arc span      12 days      first obs. used      2020-06-11      last obs. used      2020-06-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      7      norm. resid. RMS      .37233      source      ORB      producer      Otto Matic      solution date      2020-Jul-25 06:40:14   Additional Information  Earth MOID = .00683195 au   Jupiter MOID = 3.17137 au   T_jup = 5.066  [ 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 24.735   .37954 8 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-17 22:47 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin