+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   359038 (2008 WC110) Classification: Main-belt Asteroid          SPK-ID: 2359038 [ 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 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1978356502209045 1.0532e-07   a 2.163912410801618 3.4796e-08 au q 1.735813391989595 2.53e-07 au i 4.930260758811341 4.5888e-06 deg node 65.26728088411222 6.644e-05 deg peri 291.2033063371064 7.1503e-05 deg M 270.6465244205648 3.7702e-05 deg tp 2459289.080440921911 (2021-Mar-15.58044092) 0.00012837 TDB period 1162.673953734801 3.18 2.8044e-05 7.678e-08 d yr n .3096310868955046 7.4684e-09 deg/d Q 2.592011429613641 4.168e-08 au   Orbit Determination Parameters    # obs. used (total)      124      data-arc span      5314 days (14.55 yr)      first obs. used      2005-12-26      last obs. used      2020-07-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59336      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 16:22:59   Additional Information  Earth MOID = .739368 au   Jupiter MOID = 2.86009 au   T_jup = 3.664  [ 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 17.9   n/a MPO471699   359038 (2008 WC110)          Discovered 2008-Sep-29 by Mt. Lemmon Survey at Mount Lemmon Reference: 20130327/Numbers.arc Last Updated: 2013-03-29 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-24 14:09 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin