+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   437305 (2013 CX39) Classification: Jupiter Trojan          SPK-ID: 2437305 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 11 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0311809207868447 1.7175e-07   a 5.171317743700911 5.0058e-07 au q 5.010071294770968 6.7041e-07 au i 9.913304932491075 8.937e-06 deg node 119.8492055220536 6.2432e-05 deg peri 70.76724564653604 0.00022111 deg M 180.3105785867944 0.00022849 deg tp 2461144.477735903081 (2026-Apr-13.97773590) 0.002988 TDB period 4295.366854959368 11.76 0.00062368 1.708e-06 d yr n .08381123479228537 1.2169e-08 deg/d Q 5.332564192630854 5.1619e-07 au   Orbit Determination Parameters    # obs. used (total)      90      data-arc span      6011 days (16.46 yr)      first obs. used      2003-04-10      last obs. used      2019-09-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56944      source      ORB      producer      Otto Matic      solution date      2019-Nov-08 15:45:19   Additional Information  Earth MOID = 4.02723 au   Jupiter MOID = .103837 au   T_jup = 2.969  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.2   n/a MPO495169   437305 (2013 CX39)          Discovered 2010-Nov-14 by Mt. Lemmon Survey at Mount Lemmon Reference: Last Updated: 2015-06-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-09 23:17 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin