+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   103913 (2000 DN60) Classification: Main-belt Asteroid          SPK-ID: 2103913 [ 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 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05738250836120336 4.4956e-08   a 2.760576155672529 1.6988e-08 au q 2.602167371337912 1.2547e-07 au i 3.95093583271007 4.7028e-06 deg node 352.852171909628 5.7628e-05 deg peri 150.8947918656619 6.7452e-05 deg M 208.8213797577548 3.7232e-05 deg tp 2459904.035314663804 (2022-Nov-20.53531466) 0.00017496 TDB period 1675.320973780094 4.59 1.5464e-05 4.234e-08 d yr n .2148841957059234 1.9835e-09 deg/d Q 2.918984940007147 1.7963e-08 au   Orbit Determination Parameters    # obs. used (total)      519      data-arc span      8045 days (22.03 yr)      first obs. used      1998-11-24      last obs. used      2020-12-03      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56751      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 08:36:17   Additional Information  Earth MOID = 1.61477 au   Jupiter MOID = 2.07167 au   T_jup = 3.336  [ 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 15.63   n/a E2021B55   diameter diameter 4.418 km 1.252 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.063   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   103913 (2000 DN60)          Discovered 2000-Feb-29 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  2000 DN60 = 2002 RN146  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-04 19:30 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin