+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   146014 (2000 CD104) Classification: Outer Main-belt Asteroid          SPK-ID: 2146014 [ 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 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1944804077870802 5.0551e-08   a 3.958383059142108 4.4616e-08 au q 3.188555107622681 1.9657e-07 au i 9.043516040737858 6.443e-06 deg node 168.9294730783164 2.6539e-05 deg peri 320.3570191135118 3.0553e-05 deg M 219.2635353141779 1.7536e-05 deg tp 2460125.051352779720 (2023-Jun-29.55135278) 0.00015475 TDB period 2876.571384000972 7.88 4.8634e-05 1.332e-07 d yr n .1251489888282496 2.1159e-09 deg/d Q 4.728211010661535 5.3294e-08 au   Orbit Determination Parameters    # obs. used (total)      762      data-arc span      7591 days (20.78 yr)      first obs. used      2000-02-02      last obs. used      2020-11-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52912      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 23:06:39   Additional Information  Earth MOID = 2.21007 au   Jupiter MOID = .467185 au   T_jup = 3.004  [ 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 13.5   n/a MPO493831   146014 (2000 CD104)          Discovered 2000-Feb-12 by LINEAR at Socorro Reference: 20070106/Numbers.arc Last Updated: 2007-01-09 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-20 05:16 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin