+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   187308 (2005 UV12) Classification: Main-belt Asteroid          SPK-ID: 2187308 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06411782213189302 4.0297e-08   a 2.880421973409244 2.0611e-08 au q 2.695735589653394 1.2185e-07 au i 2.7604870280973 4.4942e-06 deg node 145.4597542964587 8.968e-05 deg peri 266.3293348855347 9.7878e-05 deg M 12.50340063577878 3.7405e-05 deg tp 2459138.483358104194 (2020-Oct-15.98335810) 0.00018569 TDB period 1785.593514343925 4.89 1.9165e-05 5.247e-08 d yr n .2016136355268257 2.164e-09 deg/d Q 3.065108357165093 2.1933e-08 au   Orbit Determination Parameters    # obs. used (total)      366      data-arc span      7434 days (20.35 yr)      first obs. used      2000-08-31      last obs. used      2021-01-07      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57377      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 11:56:34   Additional Information  Earth MOID = 1.70724 au   Jupiter MOID = 2.17118 au   T_jup = 3.290  [ 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 16.2   n/a MPO494033   187308 (2005 UV12)          Discovered 2005-Oct-21 by NEAT at Palomar Reference: 20080520/Numbers.arc Last Updated: 2008-05-22 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-11 14:11 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin