+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   103953 (2000 DB74) Classification: Main-belt Asteroid          SPK-ID: 2103953 [ 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 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1188763042299043 3.4472e-08   a 2.308493756137039 8.5215e-09 au q 2.034068550069658 8.0707e-08 au i 3.21760982263252 4.4647e-06 deg node 178.0435209203897 6.2283e-05 deg peri 300.8965641140788 6.5028e-05 deg M 14.20204069357109 1.8213e-05 deg tp 2459149.959476601106 (2020-Oct-27.45947660) 6.477e-05 TDB period 1281.124932407629 3.51 7.0937e-06 1.942e-08 d yr n .2810030395111028 1.5559e-09 deg/d Q 2.58291896220442 9.5345e-09 au   Orbit Determination Parameters    # obs. used (total)      522      data-arc span      8162 days (22.35 yr)      first obs. used      1998-09-14      last obs. used      2021-01-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58927      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 08:36:26   Additional Information  Earth MOID = 1.05218 au   Jupiter MOID = 2.48466 au   T_jup = 3.575  [ 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 16.6   n/a MPO449627   103953 (2000 DB74)          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-01 11:00 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin