+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2013 UX2) Classification: Apollo [NEO]          SPK-ID: 3653065 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 4 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1492876548705398 1.2289e-05   a 1.118665712305694 3.1017e-05 au q .9516627315314948 3.2558e-05 au i 4.10534056484836 0.0021075 deg node 211.4319628144509 0.00062959 deg peri 228.0289018252415 0.018476 deg M 171.238952455574 0.07116 deg tp 2458794.935091674527 (2019-Nov-07.43509167) 0.076891 TDB period 432.1643290615755 1.18 0.017974 4.921e-05 d yr n .8330164610802633 3.4645e-05 deg/d Q 1.285668693079893 3.5647e-05 au   Orbit Determination Parameters    # obs. used (total)      15      data-arc span      1 day      first obs. used      2013-10-24      last obs. used      2013-10-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      5      norm. resid. RMS      .71541      source      ORB      producer      Otto Matic      solution date      2017-Apr-06 08:44:03   Additional Information  Earth MOID = .000368769 au   Jupiter MOID = 3.86153 au   T_jup = 5.566  [ 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 29.2   n/a E2013U44   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2020-Oct-24 13:28 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin