+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2012 KZ41) Classification: Apollo [NEO]          SPK-ID: 3605164 [ 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 .6033353271435924 9.7625e-08   a 2.303199873819478 3.5436e-08 au q .9135980244715225 2.1359e-07 au i 1.63520728179943 1.755e-05 deg node 92.07978859594711 0.00030915 deg peri 203.1218815523779 0.00031188 deg M 149.4914287202551 8.9743e-06 deg tp 2458670.336700104668 (2019-Jul-05.83670010) 2.1483e-05 TDB period 1276.72060930982 3.50 2.9465e-05 8.067e-08 d yr n .281972420101068 6.5075e-09 deg/d Q 3.692801723167433 5.6816e-08 au   Orbit Determination Parameters    # obs. used (total)      111      data-arc span      2564 days (7.02 yr)      first obs. used      2012-05-25      last obs. used      2019-06-02      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .4253      source      ORB      producer      Otto Matic      solution date      2019-Jun-03 06:42:07   Additional Information  Earth MOID = .00971516 au   Jupiter MOID = 1.55028 au   T_jup = 3.320  [ 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 25.2   n/a MPO477671   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Apr-13 12:11 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin