+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2011 UZ275) Classification: Amor [NEO]          SPK-ID: 3584585 [ 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 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1873312147371655 0.00015817   a 1.286800812576524 0.00030108 au q 1.045742853231792 4.1151e-05 au i 8.50708349706796 0.0060533 deg node 51.96490253401364 0.00066015 deg peri 352.4169132637863 0.0027124 deg M 86.24509071807979 0.7929 deg tp 2459072.768709742107 (2020-Aug-11.26870974) 1.1295 TDB period 533.1696460631333 1.46 0.18712 0.0005123 d yr n .6752072303031518 0.00023697 deg/d Q 1.527858771921255 0.00035748 au   Orbit Determination Parameters    # obs. used (total)      174      data-arc span      27 days      first obs. used      2011-10-31      last obs. used      2011-11-27      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      7      norm. resid. RMS      .46693      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 05:37:55   Additional Information  Earth MOID = .0565041 au   Jupiter MOID = 3.81573 au   T_jup = 5.010  [ 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 23.6   n/a MPO215230   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Apr-16 01:10 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin