+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 FB31) Classification: TransNeptunian Object          SPK-ID: 54117594 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] [ show orbit diagram ] Orbital Elements at Epoch 2458999.5 (2020-May-30.0) TDB Reference: JPL 2 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4178050325900969 0.16866   a 59.06019795434723 10.078 au q 34.38455002325362 4.0951 au i 16.40272779319051 0.04825 deg node 42.14070248487369 0.29019 deg peri 269.587005983866 38.256 deg M 244.006178670174 88.193 deg tp 2512415.717266417487 (2166-Aug-29.21726642) 26942 TDB period 165783.2977260975 453.89 42434 116.2 d yr n .002171509464088367 0.00055582 deg/d Q 83.73584588544085 14.289 au   Orbit Determination Parameters    # obs. used (total)      6      data-arc span      321 days      first obs. used      2020-03-24      last obs. used      2021-02-08      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      9      norm. resid. RMS      .098688      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 22:23:03   Additional Information  Earth MOID = 33.4128 au   Jupiter MOID = 29.5256 au   T_jup = 5.961  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 5.64   .077245 E2021D90 autocmod 2.8 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] 2021-Apr-20 05:35 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin