+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   259580 (2003 UQ208) Classification: Main-belt Asteroid          SPK-ID: 2259580 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1823705390306979 5.1904e-08   a 2.401883102968987 1.2125e-08 au q 1.963850386791808 1.2449e-07 au i 1.179155914656147 5.2388e-06 deg node 152.3587787968941 0.00024633 deg peri 239.3564369943564 0.00024668 deg M 168.4011403366967 1.271e-05 deg tp 2458364.482955270314 (2018-Sep-02.98295527) 4.6312e-05 TDB period 1359.64718317761 3.72 1.0296e-05 2.819e-08 d yr n .2647745712668265 2.005e-09 deg/d Q 2.839915819146166 1.4337e-08 au   Orbit Determination Parameters    # obs. used (total)      292      data-arc span      8497 days (23.26 yr)      first obs. used      1997-02-09      last obs. used      2020-05-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53128      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 23:09:01   Additional Information  Earth MOID = .969909 au   Jupiter MOID = 2.59523 au   T_jup = 3.502  [ 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 17.3   n/a MPO470765   259580 (2003 UQ208)          Discovered 2003-Oct-22 by Spacewatch at Kitt Peak Reference: 20110119/Numbers.arc Last Updated: 2011-01-25 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-22 23:16 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin