+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   103483 (2000 AJ227) Classification: Main-belt Asteroid          SPK-ID: 2103483 [ 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 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1499867080146655 3.4932e-08   a 2.363299189390033 9.161e-09 au q 2.008835723919695 8.2978e-08 au i 4.091139776828334 3.9368e-06 deg node 320.7038568126264 5.9621e-05 deg peri 9.316195216021439 6.1344e-05 deg M 84.04662697096084 1.5238e-05 deg tp 2458890.690826052827 (2020-Feb-11.19082605) 5.5454e-05 TDB period 1327.016998070818 3.63 7.716e-06 2.113e-08 d yr n .2712851459501712 1.5774e-09 deg/d Q 2.717762654860372 1.0535e-08 au   Orbit Determination Parameters    # obs. used (total)      817      data-arc span      7673 days (21.01 yr)      first obs. used      2000-01-10      last obs. used      2021-01-12      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55442      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 08:34:45   Additional Information  Earth MOID = .995961 au   Jupiter MOID = 2.61242 au   T_jup = 3.531  [ 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 15.9   n/a MPO248032   103483 (2000 AJ227)          Discovered 2000-Jan-10 by Spacewatch at Kitt Peak Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-01 09:35 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin