+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   243216 (2007 UT125) Classification: Main-belt Asteroid          SPK-ID: 2243216 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06455307812180074 6.4016e-08   a 2.856686301633114 3.663e-08 au q 2.672278407634314 1.9217e-07 au i 6.365181862403595 6.4012e-06 deg node 72.58450469157799 5.8613e-05 deg peri 297.6723616069125 7.5491e-05 deg M 256.5203829288691 5.0032e-05 deg tp 2459507.426001020048 (2021-Oct-19.92600102) 0.00024871 TDB period 1763.568184077962 4.83 3.392e-05 9.287e-08 d yr n .2041316027643225 3.9263e-09 deg/d Q 3.041094195631914 3.8995e-08 au   Orbit Determination Parameters    # obs. used (total)      190      data-arc span      6979 days (19.11 yr)      first obs. used      2000-03-15      last obs. used      2019-04-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .63963      source      ORB      producer      Otto Matic      solution date      2019-Jul-14 10:06:15   Additional Information  Earth MOID = 1.67984 au   Jupiter MOID = 2.29049 au   T_jup = 3.291  [ 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 MPO433594   243216 (2007 UT125)          Discovered 2007-Oct-31 by Spacewatch at Kitt Peak Reference: 20100626/Numbers.arc Last Updated: 2010-06-28 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-04 17:52 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin