+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102370 (1999 TE143) Classification: Main-belt Asteroid          SPK-ID: 2102370 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1565963769760259 7.5172e-08   a 2.599912348306524 1.4441e-08 au q 2.192775494106491 1.9795e-07 au i 14.36910674451162 8.2082e-06 deg node 16.34925946814005 1.392e-05 deg peri 8.587678127140409 2.3293e-05 deg M 2.824529267805942 1.5786e-05 deg tp 2459188.486209192971 (2020-Dec-04.98620919) 6.7155e-05 TDB period 1531.216100263707 4.19 1.2757e-05 3.493e-08 d yr n .2351072457623719 1.9588e-09 deg/d Q 3.007049202506558 1.6702e-08 au   Orbit Determination Parameters    # obs. used (total)      786      data-arc span      7778 days (21.30 yr)      first obs. used      1999-09-04      last obs. used      2020-12-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .48313      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 08:31:14   Additional Information  Earth MOID = 1.19565 au   Jupiter MOID = 2.46155 au   T_jup = 3.354  [ 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 15.55   n/a E2021B55   102370 (1999 TE143)          Discovered 1999-Oct-07 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-04 20:08 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin