+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 UB5) Classification: Apollo [NEO]          SPK-ID: 54076359 [ 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 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1483643025657205 2.3135e-06   a 1.143742830346849 2.8979e-06 au q .9740522230078955 1.8096e-07 au i 5.23317248208388 7.6028e-05 deg node 214.0224441371551 3.7839e-05 deg peri 250.0592555800281 3.7809e-05 deg M 348.0796488085693 8.9889e-05 deg tp 2459215.293725419317 (2020-Dec-31.79372542) 5.7878e-05 TDB period 446.7772018984312 1.22 0.001698 4.649e-06 d yr n .8057707476350621 3.0624e-06 deg/d Q 1.313433437685802 3.3279e-06 au   Orbit Determination Parameters    # obs. used (total)      53      data-arc span      177 days      first obs. used      2020-10-20      last obs. used      2021-04-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      4      norm. resid. RMS      .5063      source      ORB      producer      Otto Matic      solution date      2021-Apr-16 06:26:27   Additional Information  Earth MOID = .0448036 au   Jupiter MOID = 3.76997 au   T_jup = 5.473  [ 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 24.9   .44257 E2021-CI3 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Apr-21 21:56 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin