+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09815184538104145 4.8775e-08   a 2.164543612058171 7.3419e-09 au q 1.952089662126917 1.0475e-07 au i 2.37989032166331 5.2273e-06 deg node 225.48074095947 9.2224e-05 deg peri 133.7280914705831 9.4284e-05 deg M 139.6690154463094 1.8959e-05 deg tp 2458749.220600634644 (2019-Sep-22.72060063) 6.1129e-05 TDB period 1163.182709152697 3.18 5.9181e-06 1.62e-08 d yr n .3094956597680486 1.5747e-09 deg/d Q 2.376997561989426 8.0625e-09 au   Orbit Determination Parameters    # obs. used (total)      557      data-arc span      7475 days (20.47 yr)      first obs. used      2000-09-24      last obs. used      2021-03-13      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53185      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 18:10:36   Additional Information  Earth MOID = .947633 au   Jupiter MOID = 2.97874 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 ] 2021-Apr-15 04:17 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin