+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   469428 (2002 AV142) Classification: Main-belt Asteroid          SPK-ID: 2469428 [ 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 9 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2272459266784608 1.284e-06   a 2.532718142713762 5.8108e-08 au q 1.957168261357423 3.2945e-06 au i 13.09583219343472 4.6292e-05 deg node 286.1217668372796 4.2623e-05 deg peri 157.3000119119977 0.00018706 deg M 221.4406454888672 0.00011243 deg tp 2459567.146316084916 (2021-Dec-18.64631609) 0.00044314 TDB period 1472.240358727852 4.03 5.0666e-05 1.387e-07 d yr n .2445252895465197 8.4151e-09 deg/d Q 3.108268024070101 7.1312e-08 au   Orbit Determination Parameters    # obs. used (total)      90      data-arc span      9648 days (26.41 yr)      first obs. used      1994-02-16      last obs. used      2020-07-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56897      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 04:20:28   Additional Information  Earth MOID = .979694 au   Jupiter MOID = 2.13468 au   T_jup = 3.378  [ 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 17.5   n/a MPO437768   469428 (2002 AV142)          Discovered 2002-Jan-13 by LINEAR at Socorro Reference: Last Updated: 2016-08-22 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-22 08:09 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin