+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   226496 (2003 SU291) Classification: Main-belt Asteroid          SPK-ID: 2226496 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06100034216622119 5.9565e-08   a 3.124359626050787 3.6873e-08 au q 2.933772619811363 2.0572e-07 au i 10.46277575978968 5.2758e-06 deg node 260.1324682677729 3.881e-05 deg peri 151.8504836354318 7.1883e-05 deg M 332.8120915267185 6.1865e-05 deg tp 2459152.839754348146 (2020-Oct-30.33975435) 0.00034776 TDB period 2017.15816496985 5.52 3.5709e-05 9.777e-08 d yr n .1784689005809224 3.1594e-09 deg/d Q 3.314946632290212 3.9123e-08 au   Orbit Determination Parameters    # obs. used (total)      288      data-arc span      7174 days (19.64 yr)      first obs. used      2000-03-04      last obs. used      2019-10-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60236      source      ORB      producer      Otto Matic      solution date      2019-Nov-08 00:53:09   Additional Information  Earth MOID = 1.95031 au   Jupiter MOID = 1.97783 au   T_jup = 3.187  [ 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 15.1   n/a MPO494242   226496 (2003 SU291)          Discovered 2003-Sep-30 by LINEAR at Socorro Reference: 20091202/Numbers.arc Last Updated: 2009-12-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-04 11:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin