+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   437136 (2012 UJ168) Classification: Main-belt Asteroid          SPK-ID: 2437136 [ 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 .1597580937559097 9.01e-08   a 2.605836831034674 4.5599e-08 au q 2.189533306269634 2.4457e-07 au i 11.66153006251979 6.3957e-06 deg node 105.2588223765869 4.6365e-05 deg peri 271.6903386935451 4.9809e-05 deg M 301.1233679475063 2.5781e-05 deg tp 2459251.781034988761 (2021-Feb-06.28103499) 0.00011472 TDB period 1536.452909115111 4.21 4.0329e-05 1.104e-07 d yr n .2343059119249771 6.1501e-09 deg/d Q 3.022140355799714 5.2884e-08 au   Orbit Determination Parameters    # obs. used (total)      100      data-arc span      3835 days (10.50 yr)      first obs. used      2008-11-09      last obs. used      2019-05-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .64897      source      ORB      producer      Otto Matic      solution date      2019-May-30 10:09:44   Additional Information  Earth MOID = 1.22837 au   Jupiter MOID = 2.54083 au   T_jup = 3.365  [ 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 16.7   n/a MPO437695   437136 (2012 UJ168)          Discovered 2008-Nov-09 by Mt. Lemmon Survey at Mount Lemmon Reference: Last Updated: 2015-06-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-14 09:49 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin