+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   452835 (2006 RS91) Classification: Main-belt Asteroid          SPK-ID: 2452835 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1576580984523957 8.7907e-08   a 2.679083200958795 2.608e-08 au q 2.256704037899874 2.4246e-07 au i 9.449939081519164 8.9021e-06 deg node 188.3784503410357 3.6204e-05 deg peri 176.7132400296651 7.9578e-05 deg M 48.7922134800352 5.3718e-05 deg tp 2458783.417033170888 (2019-Oct-26.91703317) 0.0002394 TDB period 1601.687287469702 4.39 2.3388e-05 6.403e-08 d yr n .2247629751552297 3.2819e-09 deg/d Q 3.101462364017716 3.0191e-08 au   Orbit Determination Parameters    # obs. used (total)      124      data-arc span      4790 days (13.11 yr)      first obs. used      2006-09-15      last obs. used      2019-10-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5544      source      ORB      producer      Otto Matic      solution date      2019-Nov-08 16:51:20   Additional Information  Earth MOID = 1.2551 au   Jupiter MOID = 2.36266 au   T_jup = 3.340  [ 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 17.4   n/a MPO495258   452835 (2006 RS91)          Discovered 2006-Sep-15 by Spacewatch at Kitt Peak Reference: Last Updated: 2016-01-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-21 09:54 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin