+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   120009 (2003 AU5) Classification: Main-belt Asteroid          SPK-ID: 2120009 [ 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 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04034039763046438 4.207e-08   a 2.640877923822979 1.8596e-08 au q 2.534343858282444 1.1296e-07 au i 22.40744181264516 5.4266e-06 deg node 129.4392337878238 1.0202e-05 deg peri 140.2734205751937 7.0731e-05 deg M 242.7655883915883 7.3244e-05 deg tp 2459510.973878183087 (2021-Oct-23.47387818) 0.00032123 TDB period 1567.548244791339 4.29 1.6557e-05 4.533e-08 d yr n .2296580033158218 2.4257e-09 deg/d Q 2.747411989363513 1.9346e-08 au   Orbit Determination Parameters    # obs. used (total)      816      data-arc span      8674 days (23.75 yr)      first obs. used      1996-07-21      last obs. used      2020-04-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53988      source      ORB      producer      Otto Matic      solution date      2020-May-20 20:33:51   Additional Information  Earth MOID = 1.53524 au   Jupiter MOID = 2.46923 au   T_jup = 3.286  [ 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 14.8   n/a MPO417625   120009 (2003 AU5)          Discovered 2003-Jan-01 by LINEAR at Socorro Reference: 20051116/Numbers.arc Last Updated: 2005-11-21 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-27 13:32 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin