+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   150980 (2001 TC216) Classification: Main-belt Asteroid          SPK-ID: 2150980 [ 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 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1256710180048163 4.0034e-08   a 2.641685530735192 1.5807e-08 au q 2.309702220839107 1.0581e-07 au i 12.10403814955957 6.7309e-06 deg node 348.4007171674448 1.9459e-05 deg peri 137.9695539735027 3.5542e-05 deg M 91.82307611765175 2.6969e-05 deg tp 2458800.491297339919 (2019-Nov-12.99129734) 0.00011787 TDB period 1568.267357685991 4.29 1.4076e-05 3.854e-08 d yr n .2295526959964193 2.0603e-09 deg/d Q 2.973668840631277 1.7793e-08 au   Orbit Determination Parameters    # obs. used (total)      723      data-arc span      6814 days (18.66 yr)      first obs. used      2001-09-25      last obs. used      2020-05-22      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .50584      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 19:20:52   Additional Information  Earth MOID = 1.338 au   Jupiter MOID = 2.08137 au   T_jup = 3.352  [ 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 15.55   n/a E2021B55   150980 (2001 TC216)          Discovered 2001-Oct-13 by NEAT at Palomar Reference: 20070303/Numbers.arc Last Updated: 2007-03-07 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-17 03:23 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin