+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   118885 (2000 UZ23) Classification: Main-belt Asteroid          SPK-ID: 2118885 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06750987213865368 3.3357e-08   a 2.92528717039238 1.7323e-08 au q 2.727801407550347 1.0458e-07 au i 6.335934502051277 3.3719e-06 deg node 123.2620590906633 3.4392e-05 deg peri 1.839220752032871 4.5684e-05 deg M 293.6567736159736 3.0952e-05 deg tp 2459537.279210075642 (2021-Nov-18.77921008) 0.00015826 TDB period 1827.473914600307 5.00 1.6233e-05 4.444e-08 d yr n .1969932359219129 1.7498e-09 deg/d Q 3.122772933234414 1.8492e-08 au   Orbit Determination Parameters    # obs. used (total)      822      data-arc span      7405 days (20.27 yr)      first obs. used      2000-10-24      last obs. used      2021-02-01      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .55248      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 16:59:20   Additional Information  Earth MOID = 1.74315 au   Jupiter MOID = 1.91524 au   T_jup = 3.266  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.2   n/a MPO449693   diameter diameter 4.787 km 0.804 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   geometric albedo albedo 0.070   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   118885 (2000 UZ23)          Discovered 2000-Oct-24 by LINEAR at Socorro Reference: 20051116/Numbers.arc Last Updated: 2005-11-21 [ show close-approach data ] Alternate Designations  2000 UZ23 = 2002 AT179  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-22 18:30 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin