+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   442681 (2012 UK24) Classification: Main-belt Asteroid          SPK-ID: 2442681 [ 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 9 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1261431630304742 1.0242e-07   a 2.267661594785996 4.1795e-08 au q 1.981611588536961 2.5755e-07 au i 9.707184945673136 9.5439e-06 deg node 334.2107386234863 4.4385e-05 deg peri .9012384235675466 6.338e-05 deg M 124.9950480573934 4.6319e-05 deg tp 2458567.431993009476 (2019-Mar-24.93199301) 0.00015514 TDB period 1247.285272013357 3.41 3.4483e-05 9.441e-08 d yr n .2886268346766342 7.9795e-09 deg/d Q 2.553711601035031 4.7067e-08 au   Orbit Determination Parameters    # obs. used (total)      44      data-arc span      3629 days (9.94 yr)      first obs. used      2005-08-31      last obs. used      2015-08-08      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52588      source      ORB      producer      Otto Matic      solution date      2017-Apr-09 12:26:19   Additional Information  Earth MOID = .971724 au   Jupiter MOID = 2.79712 au   T_jup = 3.586  [ 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 18.4   n/a MPO250066   442681 (2012 UK24)          Discovered 2005-Aug-31 by Spacewatch at Kitt Peak Reference: Last Updated: 2015-09-02 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-03 15:44 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin