+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2017 CR) Classification: Apollo [NEO]          SPK-ID: 3768023 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2457787.5 (2017-Feb-03.0) TDB Reference: JPL 3 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .6444686044546073 0.0026015   a 2.04373431161396 0.013056 au q .7266117119321137 0.00067515 au i 6.130177684712564 0.021622 deg node 312.2215111768834 0.0020103 deg peri 255.6305348818455 0.0068004 deg M 344.3325698312353 0.17079 deg tp 2457833.944078253368 (2017-Mar-21.44407825) 0.061243 TDB period 1067.173620122205 2.92 10.226 0.028 d yr n .3373396729566606 0.0032325 deg/d Q 3.360856911295806 0.02147 au   Orbit Determination Parameters    # obs. used (total)      26      data-arc span      2 days      first obs. used      2017-02-02      last obs. used      2017-02-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      8      norm. resid. RMS      .48128      source      ORB      producer      Otto Matic      solution date      2017-Apr-06 08:20:20   Additional Information  Earth MOID = .0086406 au   Jupiter MOID = 1.68132 au   T_jup = 3.499  [ 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 26.5   n/a MPO399832   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-24 04:20 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin