+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   118868 (2000 ST360) Classification: Main-belt Asteroid          SPK-ID: 2118868 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1272105414363447 6.2365e-08   a 2.766230616848153 1.746e-08 au q 2.414336922341106 1.6983e-07 au i 13.1379183278383 5.5688e-06 deg node 31.86968323314021 1.9997e-05 deg peri 335.5248586494083 2.6917e-05 deg M 86.8189399844473 1.8774e-05 deg tp 2458595.231376940032 (2019-Apr-21.73137694) 8.6496e-05 TDB period 1680.470924060167 4.60 1.5911e-05 4.356e-08 d yr n .2142256642740405 2.0283e-09 deg/d Q 3.118124311355201 1.9681e-08 au   Orbit Determination Parameters    # obs. used (total)      582      data-arc span      7191 days (19.69 yr)      first obs. used      2000-08-10      last obs. used      2020-04-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56416      source      ORB      producer      Otto Matic      solution date      2020-May-20 20:23:52   Additional Information  Earth MOID = 1.42086 au   Jupiter MOID = 2.35496 au   T_jup = 3.290  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.3   n/a MPO453660   118868 (2000 ST360)          Discovered 2000-Sep-21 by LONEOS at Anderson Mesa Reference: 20051116/Numbers.arc Last Updated: 2005-11-21 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-29 18:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin