+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   109746 (2001 RT67) Classification: Main-belt Asteroid          SPK-ID: 2109746 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .01318970978049223 5.4177e-08   a 2.671756032916663 1.6697e-08 au q 2.636516346238213 1.4798e-07 au i 9.512565584289813 6.3448e-06 deg node 349.3321323353827 2.4656e-05 deg peri 29.52149048344568 0.00017829 deg M 93.40437545799685 0.00017599 deg tp 2458586.635338470242 (2019-Apr-13.13533847) 0.00077946 TDB period 1595.120971797653 4.37 1.4953e-05 4.094e-08 d yr n .2256882119694601 2.1157e-09 deg/d Q 2.706995719595114 1.6918e-08 au   Orbit Determination Parameters    # obs. used (total)      630      data-arc span      10058 days (27.54 yr)      first obs. used      1992-10-04      last obs. used      2020-04-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55663      source      ORB      producer      Otto Matic      solution date      2020-May-20 19:08:19   Additional Information  Earth MOID = 1.63506 au   Jupiter MOID = 2.32968 au   T_jup = 3.361  [ 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 15.3   n/a MPO453558   109746 (2001 RT67)          Discovered 2001-Sep-10 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-06 14:16 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin