+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 DD5) Classification: TransNeptunian Object          SPK-ID: 54013569 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 2 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4824583557680112 2.8592e-05   a 34.59360708004025 0.0021271 au q 17.9036322881194 0.000125 au i 3.805766754027841 4.897e-05 deg node 160.8959001537212 0.00036352 deg peri 355.0705494963919 0.0014641 deg M 358.4448607054781 0.00049755 deg tp 2459321.539886833706 (2021-Apr-17.03988683) 0.087132 TDB period 74317.68952611258 203.47 6.8545 0.01877 d yr n .004844068784908994 4.4678e-07 deg/d Q 51.2835818719611 0.0031534 au   Orbit Determination Parameters    # obs. used (total)      60      data-arc span      1829 days (5.01 yr)      first obs. used      2015-03-11      last obs. used      2020-03-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      3      norm. resid. RMS      .59651      source      ORB      producer      Otto Matic      solution date      2020-May-20 00:52:22   Additional Information  Earth MOID = 16.9136 au   Jupiter MOID = 12.4942 au   T_jup = 4.657  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 10.072   .39737 2 autocmod 2.8 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] 2021-Jan-17 19:09 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin