+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   150879 (2001 SQ233) Classification: Main-belt Asteroid          SPK-ID: 2150879 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2018121520500433 5.1644e-08   a 2.603557931854601 1.2434e-08 au q 2.078128302640064 1.331e-07 au i 3.812895158111031 5.5735e-06 deg node 68.6075160149111 7.0311e-05 deg peri 359.6421970732928 7.1406e-05 deg M 167.7608824544391 1.1287e-05 deg tp 2458485.448212784871 (2019-Jan-01.94821278) 4.7493e-05 TDB period 1534.437823831529 4.20 1.0992e-05 3.009e-08 d yr n .2346136118445459 1.6807e-09 deg/d Q 3.128987561069139 1.4943e-08 au   Orbit Determination Parameters    # obs. used (total)      464      data-arc span      6822 days (18.68 yr)      first obs. used      2001-09-11      last obs. used      2020-05-16      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .5585      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 19:20:25   Additional Information  Earth MOID = 1.09168 au   Jupiter MOID = 2.1778 au   T_jup = 3.381  [ 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 16.3   n/a MPO469600   150879 (2001 SQ233)          Discovered 2001-Sep-19 by LINEAR at Socorro Reference: 20070303/Numbers.arc Last Updated: 2007-03-07 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-20 19:40 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin