+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102088 (1999 RA152) Classification: Main-belt Asteroid          SPK-ID: 2102088 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .252155444593549 4.2958e-08   a 2.317290795686403 8.1789e-09 au q 1.732973304847559 9.9335e-08 au i 3.561888768908181 4.861e-06 deg node 143.0821171027237 7.0486e-05 deg peri 186.592597794444 7.1022e-05 deg M 18.28801723087063 1.0312e-05 deg tp 2459135.046427855279 (2020-Oct-12.54642786) 3.6686e-05 TDB period 1288.454930604723 3.53 6.8214e-06 1.868e-08 d yr n .2794044179962413 1.4792e-09 deg/d Q 2.901608286525247 1.0241e-08 au   Orbit Determination Parameters    # obs. used (total)      533      data-arc span      9351 days (25.60 yr)      first obs. used      1995-06-03      last obs. used      2021-01-08      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58628      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 08:30:31   Additional Information  Earth MOID = .720068 au   Jupiter MOID = 2.4624 au   T_jup = 3.535  [ 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 16.48   n/a E2021B55   102088 (1999 RA152)          Discovered 1999-Sep-09 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-09 02:16 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin