+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 UA3) Classification: Aten [NEO]          SPK-ID: 54075596 [ 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 9 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2398129779422737 9.0491e-05   a .9056615175905484 2.183e-05 au q .68847213204944 9.8549e-05 au i .7013533911618568 0.00032756 deg node 4.305542136128299 0.0022595 deg peri 162.8133097505492 0.00044376 deg M 78.99807930186883 0.0010426 deg tp 2458931.418568206093 (2020-Mar-22.91856821) 0.0016003 TDB period 314.8091151783013 0.86 0.011382 3.116e-05 d yr n 1.143550115428213 4.1347e-05 deg/d Q 1.122850903131657 2.7065e-05 au   Orbit Determination Parameters    # obs. used (total)      41      data-arc span      20 days      first obs. used      2020-10-15      last obs. used      2020-11-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      5      norm. resid. RMS      .42241      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 05:27:16   Additional Information  Earth MOID = .00740157 au   Jupiter MOID = 3.8449 au   T_jup = 6.555  [ 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 26.6   .3201 9 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-23 05:53 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin