+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   150504 (2000 QT190) Classification: Main-belt Asteroid          SPK-ID: 2150504 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1872389457127867 7.4227e-08   a 2.691997296938637 1.9347e-08 au q 2.187950561198175 1.9565e-07 au i 13.02001968860836 6.4594e-06 deg node 5.723004336794021 2.2749e-05 deg peri 352.2629268199811 2.6708e-05 deg M 200.1693055523595 1.5458e-05 deg tp 2459916.755618542288 (2022-Dec-03.25561854) 7.1587e-05 TDB period 1613.282251987551 4.42 1.7391e-05 4.761e-08 d yr n .2231475611638836 2.4055e-09 deg/d Q 3.1960440326791 2.2969e-08 au   Orbit Determination Parameters    # obs. used (total)      505      data-arc span      7185 days (19.67 yr)      first obs. used      2000-08-26      last obs. used      2020-04-28      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .49951      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 19:18:50   Additional Information  Earth MOID = 1.18373 au   Jupiter MOID = 2.25694 au   T_jup = 3.310  [ 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 15.61   n/a E2021B55   150504 (2000 QT190)          Discovered 2000-Aug-26 by LINEAR at Socorro Reference: 20070303/Numbers.arc Last Updated: 2007-03-07 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-16 13:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin