+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   259659 (2003 WU124) Classification: Main-belt Asteroid          SPK-ID: 2259659 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2435909426512526 4.7433e-08   a 2.334643892210931 1.5702e-08 au q 1.765945785752281 1.0951e-07 au i 18.66245510023233 5.8589e-06 deg node 274.6545468003849 1.7713e-05 deg peri 68.66087219079662 2.2432e-05 deg M 294.6652217059663 1.302e-05 deg tp 2459236.967422222381 (2021-Jan-22.46742222) 4.8046e-05 TDB period 1302.954937980265 3.57 1.3144e-05 3.599e-08 d yr n .2762950502018455 2.7873e-09 deg/d Q 2.903341998669581 1.9526e-08 au   Orbit Determination Parameters    # obs. used (total)      290      data-arc span      7637 days (20.91 yr)      first obs. used      1999-10-13      last obs. used      2020-09-09      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57744      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 23:08:28   Additional Information  Earth MOID = .8402 au   Jupiter MOID = 2.64654 au   T_jup = 3.460  [ 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 16.3   n/a MPO437206   259659 (2003 WU124)          Discovered 2003-Nov-20 by LINEAR at Socorro Reference: 20110119/Numbers.arc Last Updated: 2011-01-25 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-22 04:47 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin