+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   (2010 EC46) Classification: TransNeptunian Object          SPK-ID: 3512040 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] [ show orbit diagram ] Orbital Elements at Epoch 2455268.5 (2010-Mar-13.0) TDB Reference: JPL 4 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .998857403598173 94.71   a 1910.156950249051 1.5832e+08 AU q 2.182538458279424 26.49 AU i 94.13760742285456 831.97 deg node 352.4244921148295 42.325 deg peri 140.3533817329355 1517.4 deg M .001277433125661974 158.82 deg tp 2455160.297404255413 (2009-Nov-24.79740426) 2069.3 JED period 30493130.07901345 83485.64 3.7911e+12 1.038e+10 d yr n 1.180593789706639E-5 1.4678 deg/d Q 3818.131362039822 3.1646e+08 AU   Orbit Determination Parameters    # obs. used (total)      8      first obs. used      2010-03-13      last obs. used      2010-03-13      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      9      fit RMS      .17058      data source      ORB      producer      Otto Matic      solution date      2010-Jun-18 09:44:59   Additional Information  Earth MOID = 1.35009 AU   T_jup = -0.129  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 18.303 mag .26941 4 autocmod 2.4a [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] 2013-May-21 15:47 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin