+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   109908 (2001 SP24) Classification: Main-belt Asteroid          SPK-ID: 2109908 [ 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 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2231064242066588 7.9684e-08   a 2.548542229629698 1.2395e-08 au q 1.979946085837351 2.0936e-07 au i 4.88052275397707 8.3609e-06 deg node 343.8000856735096 3.7422e-05 deg peri 310.6089792595719 4.1466e-05 deg M 261.3114700976747 1.4472e-05 deg tp 2459407.880612835298 (2021-Jul-12.38061284) 5.8802e-05 TDB period 1486.059431282009 4.07 1.0841e-05 2.968e-08 d yr n .2422514149985452 1.7673e-09 deg/d Q 3.117138373422045 1.516e-08 au   Orbit Determination Parameters    # obs. used (total)      677      data-arc span      8231 days (22.54 yr)      first obs. used      1997-10-04      last obs. used      2020-04-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55726      source      ORB      producer      Otto Matic      solution date      2020-May-20 19:10:40   Additional Information  Earth MOID = .968253 au   Jupiter MOID = 2.11383 au   T_jup = 3.401  [ 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 15.8   n/a MPO426696   109908 (2001 SP24)          Discovered 2001-Sep-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-12 16:53 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin