+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   201772 (2003 WP83) Classification: Main-belt Asteroid          SPK-ID: 2201772 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09861871121600324 7.6569e-08   a 3.068027133371971 3.1488e-08 au q 2.765462251503098 2.3707e-07 au i 6.820658836787356 7.3961e-06 deg node 1.274357708876312 4.3342e-05 deg peri 3.398789483253167 5.0988e-05 deg M 51.68184587877474 2.5963e-05 deg tp 2458718.711842785029 (2019-Aug-23.21184279) 0.00014241 TDB period 1962.850491743981 5.37 3.0218e-05 8.273e-08 d yr n .1834067350081983 2.8235e-09 deg/d Q 3.370592015240844 3.4593e-08 au   Orbit Determination Parameters    # obs. used (total)      255      data-arc span      9365 days (25.64 yr)      first obs. used      1995-02-05      last obs. used      2020-09-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58441      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 05:03:48   Additional Information  Earth MOID = 1.76334 au   Jupiter MOID = 2.08164 au   T_jup = 3.213  [ 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 15.8   n/a MPO494132   201772 (2003 WP83)          Discovered 2003-Nov-21 by LINEAR at Socorro Reference: 20081212/Numbers.arc Last Updated: 2008-12-12 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-19 19:38 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin