+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160761 (2000 SE105) Classification: Mars-crossing Asteroid          SPK-ID: 2160761 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2955371941195312 5.6744e-08   a 2.325364776201088 1.0539e-08 au q 1.638132994938227 1.3524e-07 au i 5.167062486040147 4.1142e-06 deg node 39.2542411095049 5.9409e-05 deg peri 285.9933414227511 5.9869e-05 deg M 224.8625170159408 7.7794e-06 deg tp 2459486.692646764616 (2021-Sep-29.19264676) 3.015e-05 TDB period 1295.194708161822 3.55 8.8054e-06 2.411e-08 d yr n .2779504870823032 1.8897e-09 deg/d Q 3.012596557463949 1.3654e-08 au   Orbit Determination Parameters    # obs. used (total)      372      data-arc span      7092 days (19.42 yr)      first obs. used      2000-09-01      last obs. used      2020-02-01      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61308      source      ORB      producer      Otto Matic      solution date      2020-Feb-24 13:24:37   Additional Information  Earth MOID = .636237 au   Jupiter MOID = 2.35927 au   T_jup = 3.510  [ 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 16.6   n/a MPO454064   160761 (2000 SE105)          Discovered 2000-Sep-24 by LINEAR at Socorro Reference: 20070828/Numbers.arc Last Updated: 2007-08-30 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-08 15:39 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin