+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   268462 (2005 WW165) Classification: Main-belt Asteroid          SPK-ID: 2268462 [ 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 .08802497430709245 7.6649e-08   a 2.560701616895136 2.4264e-08 au q 2.335295922859812 2.1097e-07 au i .6962326592566819 5.2041e-06 deg node 158.9578113385682 0.00053071 deg peri 206.1969385279103 0.00053151 deg M 243.475180359594 3.0316e-05 deg tp 2459484.954315625673 (2021-Sep-27.45431563) 0.00012672 TDB period 1496.70734667043 4.10 2.1273e-05 5.824e-08 d yr n .2405279835105071 3.4187e-09 deg/d Q 2.786107310930461 2.64e-08 au   Orbit Determination Parameters    # obs. used (total)      235      data-arc span      6778 days (18.56 yr)      first obs. used      2001-12-23      last obs. used      2020-07-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55934      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 22:12:48   Additional Information  Earth MOID = 1.33317 au   Jupiter MOID = 2.60822 au   T_jup = 3.429  [ 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 16.9   n/a MPO334540   268462 (2005 WW165)          Discovered 2005-Nov-29 by Mt. Lemmon Survey at Mount Lemmon Reference: 20110319/Numbers.arc Last Updated: 2011-03-23 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-28 13:08 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin