+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   452189 (2015 RD95) Classification: Main-belt Asteroid          SPK-ID: 2452189 [ 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 9 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1597011232012171 1.8177e-07   a 2.644024837439621 4.1008e-08 au q 2.221771101128598 5.0614e-07 au i 1.832330329041662 7.8215e-06 deg node 30.191064964567 0.00031035 deg peri 339.2006132093994 0.00032449 deg M 18.40646598828203 7.1847e-05 deg tp 2458920.209412721914 (2020-Mar-11.70941272) 0.00031298 TDB period 1570.350953763334 4.30 3.6534e-05 1e-07 d yr n .2292481175225593 5.3334e-09 deg/d Q 3.066278573750643 4.7557e-08 au   Orbit Determination Parameters    # obs. used (total)      78      data-arc span      7609 days (20.83 yr)      first obs. used      1998-10-20      last obs. used      2019-08-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .67499      source      ORB      producer      Otto Matic      solution date      2019-Sep-24 07:56:44   Additional Information  Earth MOID = 1.22128 au   Jupiter MOID = 2.39605 au   T_jup = 3.375  [ 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 17.7   n/a MPO495254   452189 (2015 RD95)          Discovered 1998-Oct-20 by Spacewatch at Kitt Peak Reference: Last Updated: 2015-11-30 Alternate Designations  2015 RD95 = 2011 UQ325  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-08 16:20 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin