+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   226688 (2004 JF15) Classification: Main-belt Asteroid          SPK-ID: 2226688 [ 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 .1574479745093771 5.2467e-08   a 2.403928336169425 1.6095e-08 au q 2.025434688773852 1.2895e-07 au i 3.191584196541674 6.8241e-06 deg node 67.13778269480642 0.00012814 deg peri 201.8366219519624 0.00013106 deg M 85.72308533989872 3.0839e-05 deg tp 2458676.327630889821 (2019-Jul-11.82763089) 0.00011534 TDB period 1361.384187432494 3.73 1.3672e-05 3.743e-08 d yr n .2644367426354077 2.6557e-09 deg/d Q 2.782421983564998 1.8629e-08 au   Orbit Determination Parameters    # obs. used (total)      247      data-arc span      6534 days (17.89 yr)      first obs. used      2000-03-03      last obs. used      2018-01-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .6888      source      ORB      producer      Otto Matic      solution date      2018-Feb-06 08:24:08   Additional Information  Earth MOID = 1.0098 au   Jupiter MOID = 2.30454 au   T_jup = 3.505  [ 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 16.9   n/a MPO433484   226688 (2004 JF15)          Discovered 2004-May-10 by NEAT at Palomar Reference: 20091202/Numbers.arc Last Updated: 2009-12-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-09 06:26 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin