+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134590 (1999 TO96) Classification: Main-belt Asteroid          SPK-ID: 2134590 [ 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 .13559972322649 4.3129e-08   a 2.329766377172973 9.6559e-09 au q 2.013850701245936 1.0058e-07 au i 7.650561173128059 4.4742e-06 deg node 51.47311319399533 3.4046e-05 deg peri 328.0497612746315 3.7624e-05 deg M 287.7351872701797 1.6074e-05 deg tp 2459261.230217917652 (2021-Feb-15.73021792) 5.8439e-05 TDB period 1298.873890413087 3.56 8.0749e-06 2.211e-08 d yr n .2771631662297157 1.7231e-09 deg/d Q 2.64568205310001 1.0965e-08 au   Orbit Determination Parameters    # obs. used (total)      625      data-arc span      7617 days (20.85 yr)      first obs. used      1999-09-21      last obs. used      2020-07-29      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53259      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 10:57:04   Additional Information  Earth MOID = 1.02157 au   Jupiter MOID = 2.81067 au   T_jup = 3.548  [ 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 16.1   n/a MPO320488   134590 (1999 TO96)          Discovered 1999-Oct-02 by LINEAR at Socorro Reference: 20060907/Numbers.arc Last Updated: 2006-09-10 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-28 04:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin