+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134893 (2000 SA258) Classification: Main-belt Asteroid          SPK-ID: 2134893 [ 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 .09806714715320496 5.0034e-08   a 2.164448272679849 7.6283e-09 au q 1.952187005417453 1.0792e-07 au i 2.380019810608449 5.6628e-06 deg node 225.4888024711009 9.2284e-05 deg peri 133.6800300423691 9.502e-05 deg M 77.82046404798277 2.1083e-05 deg tp 2458749.073784044049 (2019-Sep-22.57378404) 6.8222e-05 TDB period 1163.105859768884 3.18 6.1488e-06 1.683e-08 d yr n .309516108939159 1.6363e-09 deg/d Q 2.376709539942243 8.3764e-09 au   Orbit Determination Parameters    # obs. used (total)      522      data-arc span      7064 days (19.34 yr)      first obs. used      2000-09-24      last obs. used      2020-01-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53187      source      ORB      producer      Otto Matic      solution date      2020-Feb-24 07:31:19   Additional Information  Earth MOID = .949389 au   Jupiter MOID = 2.97965 au   T_jup = 3.687  [ 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 16.9   n/a MPO493771   134893 (2000 SA258)          Discovered 2000-Sep-24 by LINEAR at Socorro Reference: 20060907/Numbers.arc Last Updated: 2006-09-10 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-26 18:26 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin