+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   359875 (2011 WE13) Classification: Main-belt Asteroid          SPK-ID: 2359875 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .176493677011775 1.4601e-07   a 2.965529785807421 5.4156e-08 au q 2.442132529622327 4.1177e-07 au i 11.74481522449942 7.6134e-06 deg node 68.00017992074318 5.3566e-05 deg peri 109.6828210053227 5.6991e-05 deg M 140.6879476681713 2.3994e-05 deg tp 2458271.535706433813 (2018-Jun-02.03570643) 0.00011708 TDB period 1865.313625178412 5.11 5.1096e-05 1.399e-07 d yr n .1929970355336717 5.2867e-09 deg/d Q 3.488927041992515 6.3714e-08 au   Orbit Determination Parameters    # obs. used (total)      92      data-arc span      5044 days (13.81 yr)      first obs. used      2006-11-27      last obs. used      2020-09-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .74588      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 16:20:55   Additional Information  Earth MOID = 1.47494 au   Jupiter MOID = 1.608 au   T_jup = 3.210  [ hide covariance matrix ] Orbital Elements at Epoch 2457507.5 (2016-Apr-29.0) TDB Reference: JPL 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .17430061773153 1.4686e-07   q 2.450850149971306 4.1308e-07 au tp 2458271.444481457606 (2018-Jun-01.94448146) 0.00011818 TDB node 68.04345016083455 5.3487e-05 deg peri 109.8474376586019 5.6948e-05 deg i 11.74973474244052 7.6172e-06 deg   Orbit Determination Parameters    # obs. used (total)      92      data-arc span      5044 days (13.81 yr)      first obs. used      2006-11-27      last obs. used      2020-09-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .74588      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 16:20:55   Additional Information  Jupiter MOID = 1.608 au   T_jup = 3.210  Orbit Covariance (6×6)   e q tp node peri i e 2.156772016408386E-14 -6.040539969759896E-14 -1.572193976828862E-12 8.337553382471492E-14 -8.122843906293629E-15 -2.64877005127563E-14 q -6.040539969759896E-14 1.706320965032536E-13 6.14674463802441E-12 -2.224352357064493E-13 1.757655122204947E-13 7.816383952843635E-14 tp -1.572193976828862E-12 6.14674463802441E-12 1.396592900478357E-8 2.538657869260582E-11 2.477460510294362E-9 1.037855713527977E-11 node 8.337553382471492E-14 -2.224352357064493E-13 2.538657869260582E-11 2.860829598220645E-9 -2.795320862325838E-9 -3.599180278060768E-11 peri -8.122843906293629E-15 1.757655122204947E-13 2.477460510294362E-9 -2.795320862325838E-9 3.243076865862716E-9 3.645751174500766E-11 i -2.64877005127563E-14 7.816383952843635E-14 1.037855713527977E-11 -3.599180278060768E-11 3.645751174500766E-11 5.802224178946686E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.6   n/a MPO264892   359875 (2011 WE13)          Discovered 2006-Nov-27 by Spacewatch at Kitt Peak Reference: 20130327/Numbers.arc Last Updated: 2013-03-29 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-27 04:57 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin