+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2014 WQ202) Classification: Aten [NEO]          SPK-ID: 3698842 [ 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 .5876318509527509 0.0001851   a .9293648976670472 3.2485e-05 au q .3832404826404463 0.00015864 au i 1.605705636510816 0.00047661 deg node 140.9384777965322 0.007431 deg peri 133.8387811276534 0.0053218 deg M 1.907418325830379 0.27295 deg tp 2459198.766111067259 (2020-Dec-15.26611107) 0.24803 TDB period 327.2486204698396 0.90 0.017158 4.698e-05 d yr n 1.100081031611801 5.7678e-05 deg/d Q 1.475489312693648 5.1574e-05 au   Orbit Determination Parameters    # obs. used (total)      19      data-arc span      27 days      first obs. used      2014-11-22      last obs. used      2014-12-19      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      6      norm. resid. RMS      .41286      source      ORB      producer      Otto Matic      solution date      2017-Apr-06 08:37:13   Additional Information  Earth MOID = .00147004 au   Jupiter MOID = 3.65759 au   T_jup = 6.282  [ 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 23.8   n/a MPO342303   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Mar-04 19:00 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin