+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2010 RJ43) Classification: Aten [NEO]          SPK-ID: 3545713 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4958408484310786 3.4485e-07   a .8838965128077633 2.524e-09 au q .4456245159718902 3.0552e-07 au i 6.881851026795601 2.9988e-05 deg node 319.520523805052 0.00016054 deg peri 236.73893307 0.00014002 deg M 356.2510458225388 0.00010383 deg tp 2459003.660881313625 (2020-Jun-03.16088131) 8.7547e-05 TDB period 303.5292561712808 0.83 1.3001e-06 3.559e-09 d yr n 1.186047119612262 5.0802e-09 deg/d Q 1.322168509643636 3.7755e-09 au   Orbit Determination Parameters    # obs. used (total)      47      data-arc span      3669 days (10.05 yr)      first obs. used      2010-09-06      last obs. used      2020-09-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60984      source      ORB      producer      Otto Matic      solution date      2020-Sep-29 06:34:05   Additional Information  Earth MOID = .0207484 au   Jupiter MOID = 3.64626 au   T_jup = 6.598  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 23.7   n/a MPO347231   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-23 06:13 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin