+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   103596 (2000 CK12) Classification: Main-belt Asteroid          SPK-ID: 2103596 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 31 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1045961153395896 3.4502e-08   a 2.668984859000804 1.39e-08 au q 2.389819410849138 8.8208e-08 au i 15.07856927105972 3.6035e-06 deg node 144.0230152627352 1.4679e-05 deg peri 219.4414747473753 2.6374e-05 deg M 34.97749569340853 1.9591e-05 deg tp 2459045.759568706070 (2020-Jul-15.25956871) 8.7017e-05 TDB period 1592.639900640814 4.36 1.2442e-05 3.406e-08 d yr n .226039797103633 1.7658e-09 deg/d Q 2.94815030715247 1.5354e-08 au   Orbit Determination Parameters    # obs. used (total)      1143      data-arc span      7678 days (21.02 yr)      first obs. used      2000-01-07      last obs. used      2021-01-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .48813      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 08:35:09   Additional Information  Earth MOID = 1.39953 au   Jupiter MOID = 2.49417 au   T_jup = 3.325  [ show covariance matrix ] [ 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 15.08   n/a E2021B55   diameter diameter 3.072 km 0.584 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   geometric albedo albedo 0.171   0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   103596 (2000 CK12)          Discovered 2000-Feb-02 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  2000 CK12 = 2002 NU44  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-09 02:17 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin