+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160676 (2000 CT55) Classification: Main-belt Asteroid          SPK-ID: 2160676 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1567476315428253 3.8208e-08   a 2.783746152333333 1.7159e-08 au q 2.34740053613863 1.0543e-07 au i 8.732126475786121 5.4114e-06 deg node 320.6863072292412 2.9947e-05 deg peri 122.7766698162124 3.5482e-05 deg M 224.0055027994979 1.9924e-05 deg tp 2459841.357847045684 (2022-Sep-18.85784705) 9.6921e-05 TDB period 1696.457060290485 4.64 1.5686e-05 4.295e-08 d yr n .2122069626320852 1.9621e-09 deg/d Q 3.220091768528036 1.9849e-08 au   Orbit Determination Parameters    # obs. used (total)      575      data-arc span      9399 days (25.73 yr)      first obs. used      1993-08-14      last obs. used      2019-05-09      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .56473      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 20:02:20   Additional Information  Earth MOID = 1.37672 au   Jupiter MOID = 2.01842 au   T_jup = 3.297  [ 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 15.0   n/a MPO436810   160676 (2000 CT55)          Discovered 2000-Feb-04 by LINEAR at Socorro Reference: 20070828/Numbers.arc Last Updated: 2007-08-30 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-22 19:37 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin