+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   70182 (1999 RS1) Classification: Main-belt Asteroid          SPK-ID: 2070182 [ 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 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1230760314583094 3.3447e-08   a 2.25669775838815 6.4231e-09 au q 1.978952354084874 7.5462e-08 au i 3.874625582162148 4.0097e-06 deg node 340.9821750128943 5.6959e-05 deg peri 104.8017155761532 5.9915e-05 deg M 322.9888825660356 1.8396e-05 deg tp 2459127.802877336991 (2020-Oct-05.30287734) 6.3451e-05 TDB period 1238.250531697277 3.39 5.2866e-06 1.447e-08 d yr n .2907327643191447 1.2412e-09 deg/d Q 2.534443162691427 7.2137e-09 au   Orbit Determination Parameters    # obs. used (total)      1267      data-arc span      7766 days (21.26 yr)      first obs. used      1999-08-12      last obs. used      2020-11-15      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51563      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 21:54:24   Additional Information  Earth MOID = .999401 au   Jupiter MOID = 2.64154 au   T_jup = 3.610  [ 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 MPO449443   70182 (1999 RS1)          Discovered 1999-Sep-05 by Korlevic, K. at Visnjan Reference: 20031109/Numbers.arc Last Updated: 2004-04-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-20 16:52 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin