+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2014 DG23) Classification: Aten [NEO]          SPK-ID: 3662637 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 6 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2153983990784797 0.00050266   a .9143329422221333 6.301e-05 au q .7173870902427697 0.00050875 au i 11.83283842404659 0.037838 deg node 157.1783421409612 0.0032991 deg peri 215.2691535132155 0.0075481 deg M 49.30261976640936 0.24404 deg tp 2459156.765670411693 (2020-Nov-03.26567041) 0.21195 TDB period 319.3412181013057 0.87 0.03301 9.038e-05 d yr n 1.127320807944673 0.00011653 deg/d Q 1.111278794201497 7.6582e-05 au   Orbit Determination Parameters    # obs. used (total)      26      data-arc span      7 days      first obs. used      2014-02-27      last obs. used      2014-03-06      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      6      norm. resid. RMS      .56767      source      ORB      producer      Otto Matic      solution date      2017-Apr-06 08:42:18   Additional Information  Earth MOID = .0533715 au   Jupiter MOID = 4.23934 au   T_jup = 6.492  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 25.1   n/a E2014E17   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Apr-13 22:28 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin