+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   233591 (2007 RS103) Classification: Main-belt Asteroid          SPK-ID: 2233591 [ 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 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1088518020427098 6.1965e-08   a 3.081325883773979 2.9579e-08 au q 2.745918008644336 1.8861e-07 au i 18.57125745566855 6.3114e-06 deg node 5.717422412549292 1.7987e-05 deg peri 13.47622939640831 3.3497e-05 deg M 114.7795722287696 2.745e-05 deg tp 2458370.606718536941 (2018-Sep-09.10671854) 0.00014901 TDB period 1975.626646131229 5.41 2.8448e-05 7.789e-08 d yr n .1822206643674148 2.6238e-09 deg/d Q 3.416733758903622 3.2799e-08 au   Orbit Determination Parameters    # obs. used (total)      410      data-arc span      6330 days (17.33 yr)      first obs. used      2002-10-06      last obs. used      2020-02-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58269      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 07:21:36   Additional Information  Earth MOID = 1.74946 au   Jupiter MOID = 2.05787 au   T_jup = 3.139  [ 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 15.2   n/a MPO460024   233591 (2007 RS103)          Discovered 2007-Sep-11 by CSS at Catalina Reference: 20100228/Numbers.arc Last Updated: 2010-03-03 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-05 21:07 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin