+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   452489 (2004 FN38) Classification: Main-belt Asteroid          SPK-ID: 2452489 [ 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 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1325518845049745 4.0485e-07   a 2.586427155093841 1.4485e-07 au q 2.243591361551312 1.1616e-06 au i 17.3916027264259 9.5495e-06 deg node 352.3967730280169 3.2467e-05 deg peri 221.8040136011143 0.00027928 deg M 300.5769933750088 0.0003481 deg tp 2459251.284635201391 (2021-Feb-05.78463520) 0.00149 TDB period 1519.318422278066 4.16 0.00012764 3.495e-07 d yr n .2369483544208041 1.9906e-08 deg/d Q 2.929262948636369 1.6405e-07 au   Orbit Determination Parameters    # obs. used (total)      232      data-arc span      5798 days (15.87 yr)      first obs. used      2004-03-17      last obs. used      2020-01-31      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      1      norm. resid. RMS      .64127      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 11:35:54   Additional Information  Earth MOID = 1.26687 au   Jupiter MOID = 2.10813 au   T_jup = 3.346  [ 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 16.4   n/a MPO456154   452489 (2004 FN38)          Discovered 2004-Mar-17 by LINEAR at Socorro Reference: Last Updated: 2016-01-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-09 03:00 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin