+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   100482 (1996 UT2) Classification: Main-belt Asteroid          SPK-ID: 2100482 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2226582032712438 4.5405e-08   a 2.788497461768608 2.0855e-08 au q 2.167615627104786 1.2446e-07 au i 5.658823033012421 7.1447e-06 deg node 282.2479830839059 7.0056e-05 deg peri 313.7091451178457 7.2606e-05 deg M 126.7415849411213 1.9555e-05 deg tp 2458401.715651103378 (2018-Oct-10.21565110) 9.13e-05 TDB period 1700.802192926062 4.66 1.908e-05 5.224e-08 d yr n .2116648258670549 2.3745e-09 deg/d Q 3.40937929643243 2.5498e-08 au   Orbit Determination Parameters    # obs. used (total)      331      data-arc span      8372 days (22.92 yr)      first obs. used      1996-10-04      last obs. used      2019-09-06      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59411      source      ORB      producer      Otto Matic      solution date      2019-Sep-24 03:04:57   Additional Information  Earth MOID = 1.16047 au   Jupiter MOID = 1.64491 au   T_jup = 3.286  [ 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 15.5   n/a MPO436468   diameter diameter 4.644 km 0.574 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.057   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   100482 (1996 UT2)          Discovered 1996-Oct-18 by Spacewatch at Kitt Peak Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1996 UT2 = 2004 DD24  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-23 22:29 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin