+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   266138 (2006 TH71) Classification: Main-belt Asteroid          SPK-ID: 2266138 [ 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 11 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1596531001148754 5.6621e-08   a 2.198586738238002 9.334e-09 au q 1.847575549606853 1.2337e-07 au i 2.049685152853245 4.202e-06 deg node 308.2319093096327 0.00020905 deg peri 28.25182179075723 0.00021015 deg M 99.7723435791343 2.0372e-05 deg tp 2458670.494251037788 (2019-Jul-05.99425104) 6.7376e-05 TDB period 1190.731472917329 3.26 7.5828e-06 2.076e-08 d yr n .3023351680778107 1.9253e-09 deg/d Q 2.549597926869151 1.0824e-08 au   Orbit Determination Parameters    # obs. used (total)      271      data-arc span      6960 days (19.06 yr)      first obs. used      2000-12-29      last obs. used      2020-01-19      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60567      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 12:44:54   Additional Information  Earth MOID = .83826 au   Jupiter MOID = 2.80733 au   T_jup = 3.649  [ 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 17.6   n/a MPO396875   266138 (2006 TH71)          Discovered 2006-Oct-11 by NEAT at Palomar Reference: 20110218/Numbers.arc Last Updated: 2011-02-22 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Sep-24 06:31 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin