+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   259196 (2003 AL38) Classification: Main-belt Asteroid          SPK-ID: 2259196 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2554508158001332 1.1187e-07   a 2.532444601047774 1.3182e-08 au q 1.885529561741478 2.8592e-07 au i 7.761693732067386 9.1341e-06 deg node 129.6566069256702 5.2965e-05 deg peri 322.0245750698145 5.4098e-05 deg M 126.6005306316583 1.1975e-05 deg tp 2458482.843844571606 (2018-Dec-30.34384457) 4.6454e-05 TDB period 1472.001855161424 4.03 1.1493e-05 3.147e-08 d yr n .2445649091661785 1.9095e-09 deg/d Q 3.179359640354071 1.6549e-08 au   Orbit Determination Parameters    # obs. used (total)      256      data-arc span      9268 days (25.37 yr)      first obs. used      1995-01-31      last obs. used      2020-06-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59086      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 23:11:46   Additional Information  Earth MOID = .90895 au   Jupiter MOID = 2.04428 au   T_jup = 3.391  [ 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 17.1   n/a MPO418379   259196 (2003 AL38)          Discovered 2003-Jan-07 by LINEAR at Socorro Reference: 20110119/Numbers.arc Last Updated: 2011-01-25 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-22 22:35 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin