+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   259571 (2003 UW184) Classification: Main-belt Asteroid          SPK-ID: 2259571 [ 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 .1126087574791412 5.8975e-08   a 2.295824274744513 1.323e-08 au q 2.037294355775083 1.4297e-07 au i 6.662298460784493 5.0706e-06 deg node 24.59896152667652 4.0448e-05 deg peri 341.8056249160903 4.5415e-05 deg M 303.7644489771193 2.0295e-05 deg tp 2459198.979129428468 (2020-Dec-15.47912943) 7.186e-05 TDB period 1270.592806411314 3.48 1.0983e-05 3.007e-08 d yr n .2833323140060826 2.4492e-09 deg/d Q 2.554354193713944 1.472e-08 au   Orbit Determination Parameters    # obs. used (total)      270      data-arc span      6234 days (17.07 yr)      first obs. used      2003-10-21      last obs. used      2020-11-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51749      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 00:16:51   Additional Information  Earth MOID = 1.0374 au   Jupiter MOID = 2.90386 au   T_jup = 3.578  [ 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 17.3   n/a MPO433691   259571 (2003 UW184)          Discovered 2003-Oct-21 by Spacewatch at Kitt Peak Reference: 20110119/Numbers.arc Last Updated: 2011-01-25 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-24 23:11 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin