+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   103716 (2000 CK91) Classification: Main-belt Asteroid          SPK-ID: 2103716 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .03566289868630357 4.2013e-08   a 2.48809229898552 1.3138e-08 au q 2.399359715404628 1.0965e-07 au i 11.5475764335858 4.5742e-06 deg node 151.9271464489314 1.911e-05 deg peri 163.3681593588633 6.5729e-05 deg M 316.0493898413285 6.1499e-05 deg tp 2459375.509073372394 (2021-Jun-10.00907337) 0.00024468 TDB period 1433.501518786795 3.92 1.1354e-05 3.109e-08 d yr n .2511333230429196 1.9891e-09 deg/d Q 2.576824882566414 1.3606e-08 au   Orbit Determination Parameters    # obs. used (total)      1026      data-arc span      7430 days (20.34 yr)      first obs. used      2000-02-06      last obs. used      2020-06-10      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52927      source      ORB      producer      Otto Matic      solution date      2020-Jun-24 01:20:29   Additional Information  Earth MOID = 1.38643 au   Jupiter MOID = 2.5435 au   T_jup = 3.445  [ 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 15.16   n/a E2021B55   103716 (2000 CK91)          Discovered 2000-Feb-06 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-04 19:37 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin