+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   109151 (2001 QH59) Classification: Main-belt Asteroid          SPK-ID: 2109151 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1563950115759535 6.0422e-08   a 2.470983959277397 1.7492e-08 au q 2.084534394362213 1.5142e-07 au i 11.19816215019695 6.4845e-06 deg node 322.9793983245673 2.734e-05 deg peri 315.1076525512747 3.3479e-05 deg M 353.6785205984499 2.2306e-05 deg tp 2459025.412627961688 (2020-Jun-24.91262796) 8.7917e-05 TDB period 1418.741642028996 3.88 1.5065e-05 4.125e-08 d yr n .2537459882302111 2.6943e-09 deg/d Q 2.857433524192581 2.0227e-08 au   Orbit Determination Parameters    # obs. used (total)      470      data-arc span      6963 days (19.06 yr)      first obs. used      2001-05-24      last obs. used      2020-06-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .63749      source      ORB      producer      Otto Matic      solution date      2020-Jun-24 01:32:55   Additional Information  Earth MOID = 1.08428 au   Jupiter MOID = 2.36641 au   T_jup = 3.441  [ hide covariance matrix ] Orbital Elements at Epoch 2456952.5 (2014-Oct-22.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1562191937202721 6.062e-08   q 2.085320512365128 1.5175e-07 au tp 2457605.105769334263 (2016-Aug-04.60576933) 8.8226e-05 TDB node 323.0177982000851 2.7344e-05 deg peri 314.6710842709957 3.3458e-05 deg i 11.19781893206061 6.4852e-06 deg   Orbit Determination Parameters    # obs. used (total)      470      data-arc span      6963 days (19.06 yr)      first obs. used      2001-05-24      last obs. used      2020-06-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .63749      source      ORB      producer      Otto Matic      solution date      2020-Jun-24 01:32:55   Additional Information  Jupiter MOID = 2.36641 au   T_jup = 3.441  Orbit Covariance (6×6)   e q tp node peri i e 3.67480845859348E-15 -9.155823136467631E-15 8.347697123685184E-13 -1.022975054804434E-14 2.358997235968273E-13 3.50317194044136E-16 q -9.155823136467631E-15 2.302942612434461E-14 -2.195576704169329E-12 2.287041080038153E-14 -6.329006861475622E-13 -8.655549116816388E-16 tp 8.347697123685184E-13 -2.195576704169329E-12 7.78386600666463E-9 2.390926897083448E-11 1.724921170152319E-9 -1.567210804271677E-11 node -1.022975054804434E-14 2.287041080038153E-14 2.390926897083448E-11 7.476785551303738E-10 -7.272998424208905E-10 -4.085185775542231E-11 peri 2.358997235968273E-13 -6.329006861475622E-13 1.724921170152319E-9 -7.272998424208905E-10 1.119466760496231E-9 3.673252717419001E-11 i 3.50317194044136E-16 -8.655549116816388E-16 -1.567210804271677E-11 -4.085185775542231E-11 3.673252717419001E-11 4.205728276978816E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.8   n/a MPO432615   109151 (2001 QH59)          Discovered 2001-Aug-17 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-22 18:52 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin