+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160787 (2000 SE361) Classification: Main-belt Asteroid          SPK-ID: 2160787 [ 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 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .249962381864841 3.2356e-08   a 2.339685453366517 9.2086e-09 au q 1.754852104628502 7.7642e-08 au i 1.758253852403398 3.4644e-06 deg node 259.2728104810354 0.00012549 deg peri 161.6109740073365 0.00012572 deg M 135.3676019561863 8.551e-06 deg tp 2458508.973571652989 (2019-Jan-25.47357165) 2.9334e-05 TDB period 1307.177726781304 3.58 7.7173e-06 2.113e-08 d yr n .2754024893664895 1.6259e-09 deg/d Q 2.924518802104532 1.151e-08 au   Orbit Determination Parameters    # obs. used (total)      570      data-arc span      7178 days (19.65 yr)      first obs. used      2000-08-31      last obs. used      2020-04-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .50625      source      ORB      producer      Otto Matic      solution date      2020-May-21 01:36:07   Additional Information  Earth MOID = .767784 au   Jupiter MOID = 2.41806 au   T_jup = 3.522  [ 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 16.8   n/a MPO469699   160787 (2000 SE361)          Discovered 2000-Sep-23 by LONEOS at Anderson Mesa Reference: 20070828/Numbers.arc Last Updated: 2007-08-30 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-13 18:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin