+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   103353 (2000 AP90) Classification: Main-belt Asteroid          SPK-ID: 2103353 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2043619310800378 4.7746e-08   a 2.735606540182783 1.6391e-08 au q 2.176552704955848 1.3156e-07 au i 1.497388168181249 4.8943e-06 deg node 295.6920604474201 0.00021398 deg peri 105.2578315654042 0.00021436 deg M 237.4878188523409 1.4846e-05 deg tp 2459562.913385045592 (2021-Dec-14.41338505) 7.1477e-05 TDB period 1652.642347232276 4.52 1.4853e-05 4.067e-08 d yr n .2178329755393848 1.9578e-09 deg/d Q 3.294660375409717 1.9741e-08 au   Orbit Determination Parameters    # obs. used (total)      553      data-arc span      7572 days (20.73 yr)      first obs. used      1998-08-17      last obs. used      2019-05-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5535      source      ORB      producer      Otto Matic      solution date      2020-Feb-24 01:48:18   Additional Information  Earth MOID = 1.18544 au   Jupiter MOID = 2.12593 au   T_jup = 3.321  [ 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 15.6   n/a MPO341296   103353 (2000 AP90)          Discovered 2000-Jan-05 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Feb-28 20:19 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin