+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 LF) Classification: Apollo [NEO]          SPK-ID: 54017376 [ 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 7 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3168720571040243 0.00017363   a 1.447622459228886 0.00035606 au q .9889113526630425 8.1228e-06 au i 12.36603337607721 0.0045913 deg node 257.8356701524241 0.0001784 deg peri 33.00076207852352 0.0012576 deg M 338.2774309878647 0.0097944 deg tp 2459038.887522173530 (2020-Jul-08.38752217) 0.0031468 TDB period 636.1820268473102 1.74 0.23472 0.0006426 d yr n .5658757789559551 0.00020878 deg/d Q 1.90633356579473 0.00046889 au   Orbit Determination Parameters    # obs. used (total)      76      data-arc span      5 days      first obs. used      2020-06-09      last obs. used      2020-06-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      7      norm. resid. RMS      .5404      source      ORB      producer      Otto Matic      solution date      2020-Jul-09 06:11:41   Additional Information  Earth MOID = .011538 au   Jupiter MOID = 3.28114 au   T_jup = 4.572  [ 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 25.423   .37796 7 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2020-Sep-23 09:28 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin