+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 TC3) Classification: Apollo [NEO]          SPK-ID: 54055109 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459134.5 (2020-Oct-12.0) TDB Reference: JPL 6 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .53568804451658 0.0021426   a 1.885163254023594 0.0080863 au q .8753038368811821 0.00028456 au i 11.64719974942194 0.037355 deg node 19.65131308111397 0.0068705 deg peri 56.21193513286595 0.0029784 deg M 342.781612471583 0.12555 deg tp 2459179.718052415608 (2020-Nov-26.21805242) 0.038763 TDB period 945.4136656381467 2.59 6.083 0.01665 d yr n .3807856952829245 0.0024501 deg/d Q 2.895022671166006 0.012418 au   Orbit Determination Parameters    # obs. used (total)      36      data-arc span      12 days      first obs. used      2020-10-10      last obs. used      2020-10-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      8      norm. resid. RMS      .45023      source      ORB      producer      Otto Matic      solution date      2020-Oct-22 09:08:01   Additional Information  Earth MOID = .0202397 au   Jupiter MOID = 2.51173 au   T_jup = 3.756  [ 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 24.759   .42644 6 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-21 18:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin