+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   103810 (2000 DD19) Classification: Main-belt Asteroid          SPK-ID: 2103810 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06354566262448591 3.8429e-08   a 2.272277832301587 1.097e-08 au q 2.127884431781052 9.1372e-08 au i 6.756525608391359 4.765e-06 deg node 331.7791927231528 3.6775e-05 deg peri 116.7341818417156 5.9633e-05 deg M 77.91077229736294 4.4177e-05 deg tp 2458929.739328238283 (2020-Mar-21.23932824) 0.00015403 TDB period 1251.095823594055 3.43 9.0596e-06 2.48e-08 d yr n .2877477433869283 2.0837e-09 deg/d Q 2.416671232822122 1.1667e-08 au   Orbit Determination Parameters    # obs. used (total)      722      data-arc span      7899 days (21.63 yr)      first obs. used      1998-09-01      last obs. used      2020-04-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .50837      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 19:46:19   Additional Information  Earth MOID = 1.15398 au   Jupiter MOID = 2.67966 au   T_jup = 3.600  [ 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 16.02   n/a E2021B55   103810 (2000 DD19)          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 20:04 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin