+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   259676 (2003 XK3) Classification: Main-belt Asteroid          SPK-ID: 2259676 [ 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 .09195855254389047 6.0968e-08   a 2.414581751364314 1.3563e-08 au q 2.192540308509959 1.4627e-07 au i 7.148736804449145 3.7666e-06 deg node 110.7391229330065 4.1222e-05 deg peri 299.8857649068385 4.8028e-05 deg M 161.1893596238164 2.4008e-05 deg tp 2458386.886130929419 (2018-Sep-25.38613093) 9.0283e-05 TDB period 1370.444013059844 3.75 1.1547e-05 3.161e-08 d yr n .2626885860125099 2.2133e-09 deg/d Q 2.636623194218668 1.481e-08 au   Orbit Determination Parameters    # obs. used (total)      382      data-arc span      7531 days (20.62 yr)      first obs. used      1999-10-09      last obs. used      2020-05-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53922      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 23:08:21   Additional Information  Earth MOID = 1.21392 au   Jupiter MOID = 2.64312 au   T_jup = 3.501  [ 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 16.4   n/a MPO454933   259676 (2003 XK3)          Discovered 2003-Dec-01 by LINEAR at Socorro Reference: 20110119/Numbers.arc Last Updated: 2011-01-25 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-22 03:48 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin