+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2017 DW35) Classification: Aten [NEO]          SPK-ID: 3769883 [ 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 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .555421936758591 0.00035617   a .8410999342950372 9.864e-05 au q .373934579781364 0.00025575 au i 31.90908167369579 0.058037 deg node 338.151283365086 0.0017781 deg peri 341.0897236410143 0.0044693 deg M 205.3351208741648 0.26531 deg tp 2459321.548393813244 (2021-Apr-17.04839381) 0.22894 TDB period 281.7538281416386 0.77 0.049564 0.0001357 d yr n 1.277711122416505 0.00022477 deg/d Q 1.30826528880871 0.00015343 au   Orbit Determination Parameters    # obs. used (total)      59      data-arc span      19 days      first obs. used      2017-02-22      last obs. used      2017-03-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      7      norm. resid. RMS      .46919      source      ORB      producer      Otto Matic      solution date      2017-Apr-06 08:20:00   Additional Information  Earth MOID = .164105 au   Jupiter MOID = 4.06045 au   T_jup = 6.754  [ 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 22.2   n/a E2017E84   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Mar-04 17:52 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin