+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   452338 (2001 RY60) Classification: Main-belt Asteroid          SPK-ID: 2452338 [ 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 11 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2159052416613865 7.8267e-08   a 2.721004484417808 2.0552e-08 au q 2.133525353647865 2.086e-07 au i 8.47684731641492 7.5192e-06 deg node 143.2014898398077 6.88e-05 deg peri 184.0141406544702 7.5841e-05 deg M 81.42005338942499 2.6477e-05 deg tp 2458629.715820765065 (2019-May-26.21582077) 0.00012048 TDB period 1639.427867802327 4.49 1.8574e-05 5.085e-08 d yr n .2195888011118075 2.4878e-09 deg/d Q 3.308483615187751 2.4989e-08 au   Orbit Determination Parameters    # obs. used (total)      97      data-arc span      6625 days (18.14 yr)      first obs. used      2001-09-12      last obs. used      2019-11-02      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53682      source      ORB      producer      Otto Matic      solution date      2019-Dec-05 02:32:33   Additional Information  Earth MOID = 1.12204 au   Jupiter MOID = 2.04935 au   T_jup = 3.309  [ 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 MPO357291   452338 (2001 RY60)          Discovered 2001-Sep-12 by LINEAR at Socorro Reference: Last Updated: 2016-01-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-12 12:38 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin