+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   109031 (2001 QZ10) Classification: Main-belt Asteroid          SPK-ID: 2109031 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1818721654809863 7.1916e-08   a 2.569906790279758 1.7791e-08 au q 2.102512277247288 1.77e-07 au i 12.80068705668074 5.6032e-06 deg node 329.3297600123514 2.192e-05 deg peri 55.74856395014699 2.731e-05 deg M 163.6985681433708 2.1475e-05 deg tp 2458316.246756654992 (2018-Jul-16.74675666) 8.4854e-05 TDB period 1504.785108373463 4.12 1.5626e-05 4.278e-08 d yr n .2392368172682992 2.4843e-09 deg/d Q 3.037301303312228 2.1027e-08 au   Orbit Determination Parameters    # obs. used (total)      457      data-arc span      7744 days (21.20 yr)      first obs. used      1999-02-12      last obs. used      2020-04-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51571      source      ORB      producer      Otto Matic      solution date      2020-May-20 19:00:03   Additional Information  Earth MOID = 1.13245 au   Jupiter MOID = 2.53853 au   T_jup = 3.372  [ 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 MPO469113   109031 (2001 QZ10)          Discovered 2001-Aug-16 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-06 14:12 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin