+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2017 UH5) Classification: Apollo [NEO]          SPK-ID: 3788025 [ 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 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2297541450777902 1.526e-07   a 1.31294904784528 8.5677e-09 au q 1.011293561826889 1.9451e-07 au i 9.028331750487492 2.36e-05 deg node 30.39608711617355 5.3745e-06 deg peri 343.2340484908428 0.00019576 deg M 45.71712269377822 0.00011869 deg tp 2459130.717483927639 (2020-Oct-08.21748393) 0.00018167 TDB period 549.5032124904242 1.50 5.3787e-06 1.473e-08 d yr n .6551372072392998 6.4127e-09 deg/d Q 1.614604533863671 1.0536e-08 au   Orbit Determination Parameters    # obs. used (total)      64      data-arc span      1103 days (3.02 yr)      first obs. used      2017-10-22      last obs. used      2020-10-29      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .47444      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 19:55:47   Additional Information  Earth MOID = .0222055 au   Jupiter MOID = 3.8497 au   T_jup = 4.929  [ 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   n/a E2020-UQ3   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-May-17 01:54 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin