+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102524 (1999 UK) Classification: Main-belt Asteroid          SPK-ID: 2102524 [ 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 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1687708146257843 3.3431e-08   a 2.545957196153697 7.9213e-09 au q 2.11627392615646 8.6464e-08 au i 1.233151829087724 2.6529e-06 deg node 259.3500855731385 0.00025864 deg peri 140.759590960978 0.00025923 deg M 63.64886020751702 1.8147e-05 deg tp 2458938.160791594361 (2020-Mar-29.66079159) 7.4319e-05 TDB period 1483.7989984128 4.06 6.9249e-06 1.896e-08 d yr n .242620463004145 1.1323e-09 deg/d Q 2.975640466150934 9.2582e-09 au   Orbit Determination Parameters    # obs. used (total)      1241      data-arc span      7779 days (21.30 yr)      first obs. used      1999-10-02      last obs. used      2021-01-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .47445      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 08:31:40   Additional Information  Earth MOID = 1.12347 au   Jupiter MOID = 2.43381 au   T_jup = 3.422  [ 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 15.5   n/a MPO449619   102524 (1999 UK)          Discovered 1999-Oct-16 by Korlevic, K. at Visnjan Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-09 02:39 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin