+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   109167 (2001 QO63) Classification: Main-belt Asteroid          SPK-ID: 2109167 [ 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 .2041259464509263 5.385e-08   a 2.616083772878919 1.1564e-08 au q 2.0820731967451 1.4072e-07 au i 4.895162173863072 5.1953e-06 deg node 356.6267889848579 4.8598e-05 deg peri 13.11612699858413 4.9897e-05 deg M 139.0109450409814 9.5764e-06 deg tp 2458403.708825076156 (2018-Oct-12.20882508) 4.0387e-05 TDB period 1545.524511823482 4.23 1.0248e-05 2.806e-08 d yr n .232930631152045 1.5445e-09 deg/d Q 3.150094349012739 1.3925e-08 au   Orbit Determination Parameters    # obs. used (total)      539      data-arc span      8130 days (22.26 yr)      first obs. used      1997-11-23      last obs. used      2020-02-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53933      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 19:13:38   Additional Information  Earth MOID = 1.08181 au   Jupiter MOID = 2.31754 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 16.2   n/a MPO459510   109167 (2001 QO63)          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-Dec-02 10:37 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin