+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   259455 (2003 SU82) Classification: Main-belt Asteroid          SPK-ID: 2259455 [ 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 7 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2189994623578408 7.1409e-08   a 2.328572626724616 1.5212e-08 au q 1.81861647341074 1.7021e-07 au i 2.478702527923992 1.0413e-05 deg node 7.502308616153301 0.00013831 deg peri 29.38533996479106 0.000141 deg M 228.8098595084644 3.202e-05 deg tp 2459473.468050896126 (2021-Sep-15.96805090) 0.00011929 TDB period 1297.875722098117 3.55 1.2718e-05 3.482e-08 d yr n .2773763264621608 2.718e-09 deg/d Q 2.838528780038492 1.8543e-08 au   Orbit Determination Parameters    # obs. used (total)      182      data-arc span      6667 days (18.25 yr)      first obs. used      2001-01-04      last obs. used      2019-04-07      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61434      source      ORB      producer      Otto Matic      solution date      2019-Jul-13 17:44:39   Additional Information  Earth MOID = .826222 au   Jupiter MOID = 2.59258 au   T_jup = 3.539  [ 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 17.7   n/a MPO418381   259455 (2003 SU82)          Discovered 2003-Sep-18 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 22:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin