+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   103981 (2000 DC86) Classification: Main-belt Asteroid          SPK-ID: 2103981 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1374512170426753 5.0641e-08   a 2.706060083303991 1.493e-08 au q 2.334108831463254 1.3606e-07 au i 10.16894810173504 5.7253e-06 deg node 4.384539452407206 2.3921e-05 deg peri 169.0215902279798 2.894e-05 deg M 225.7207526398215 1.668e-05 deg tp 2459806.972310361127 (2022-Aug-15.47231036) 7.7414e-05 TDB period 1625.940240373683 4.45 1.3456e-05 3.684e-08 d yr n .2214103514144301 1.8324e-09 deg/d Q 3.078011335144728 1.6982e-08 au   Orbit Determination Parameters    # obs. used (total)      510      data-arc span      7626 days (20.88 yr)      first obs. used      2000-02-03      last obs. used      2020-12-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58383      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 08:36:34   Additional Information  Earth MOID = 1.33918 au   Jupiter MOID = 1.88458 au   T_jup = 3.329  [ 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 15.4   n/a MPO436490   103981 (2000 DC86)          Discovered 2000-Feb-29 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-04 19:52 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin