+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 4 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1492514688840173 1.2411e-05   a 1.118689424125687 3.0817e-05 au q .951723384349913 3.2837e-05 au i 4.105093566027594 0.0021072 deg node 211.4190662499867 0.0005919 deg peri 228.0417661297669 0.018374 deg M 337.8387496488182 0.078268 deg tp 2459227.104462219451 (2021-Jan-12.60446222) 0.095058 TDB period 432.1780697040674 1.18 0.017858 4.889e-05 d yr n .8329899762070503 3.442e-05 deg/d Q 1.285655463901462 3.5416e-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 = .000318346 au   Jupiter MOID = 3.86091 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 ] 2021-Mar-08 01:41 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin