+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   437258 (2012 XK96) Classification: Main-belt Asteroid          SPK-ID: 2437258 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0718500261524176 5.9956e-08   a 2.947464482542565 5.2939e-08 au q 2.73568908238856 1.8484e-07 au i 10.39712053493083 7.0676e-06 deg node 56.36861432983082 2.8241e-05 deg peri 342.1930778181634 5.1324e-05 deg M 202.4538151396023 4.6402e-05 deg tp 2459809.366199241336 (2022-Aug-17.86619924) 0.00025055 TDB period 1848.295037959232 5.06 4.9796e-05 1.363e-07 d yr n .1947740986187404 5.2475e-09 deg/d Q 3.15923988269657 5.6743e-08 au   Orbit Determination Parameters    # obs. used (total)      152      data-arc span      4613 days (12.63 yr)      first obs. used      2007-11-07      last obs. used      2020-06-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51572      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 09:40:09   Additional Information  Earth MOID = 1.74609 au   Jupiter MOID = 2.21856 au   T_jup = 3.242  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.3   n/a MPO434608   437258 (2012 XK96)          Discovered 2007-Nov-07 by Spacewatch at Kitt Peak Reference: Last Updated: 2015-06-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-28 00:36 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin