+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   379051 (2008 WD43) Classification: Main-belt Asteroid          SPK-ID: 2379051 [ 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 .1227318930296098 7.9525e-08   a 2.995215046804266 5.1182e-08 au q 2.627606634079207 2.3601e-07 au i 10.01184359456802 1.0161e-05 deg node 58.01617992815135 4.1133e-05 deg peri 279.8221268473698 5.8915e-05 deg M 155.2047309832345 4.4849e-05 deg tp 2458184.212972578380 (2018-Mar-06.71297258) 0.0002318 TDB period 1893.391573891692 5.18 4.8531e-05 1.329e-07 d yr n .190134996354744 4.8735e-09 deg/d Q 3.362823459529324 5.7463e-08 au   Orbit Determination Parameters    # obs. used (total)      120      data-arc span      5046 days (13.82 yr)      first obs. used      2006-04-08      last obs. used      2020-01-31      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .6561      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 03:07:19   Additional Information  Earth MOID = 1.64273 au   Jupiter MOID = 2.07677 au   T_jup = 3.220  [ hide covariance matrix ] Orbital Elements at Epoch 2457614.5 (2016-Aug-14.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1217903358009336 7.9423e-08   q 2.630536289196797 2.3473e-07 au tp 2458182.898484831452 (2018-Mar-05.39848483) 0.00023363 TDB node 58.02762271791752 4.1132e-05 deg peri 279.5347291419482 5.9148e-05 deg i 10.01157604956181 1.0161e-05 deg   Orbit Determination Parameters    # obs. used (total)      120      data-arc span      5046 days (13.82 yr)      first obs. used      2006-04-08      last obs. used      2020-01-31      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .6561      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 03:07:19   Additional Information  Jupiter MOID = 2.07677 au   T_jup = 3.220  Orbit Covariance (6×6)   e q tp node peri i e 6.308071614977228E-15 -1.830673834142976E-14 7.287637711013383E-12 -3.099698506097711E-14 1.060981141604575E-12 9.252136122932963E-15 q -1.830673834142976E-14 5.509818066027756E-14 -2.014148852348097E-11 9.346838727775598E-14 -3.026547200475467E-12 -2.187797049426075E-14 tp 7.287637711013383E-12 -2.014148852348097E-11 5.458498304739855E-8 -4.370463434051494E-11 9.920016555876083E-9 -3.058968021738119E-11 node -3.099698506097711E-14 9.346838727775598E-14 -4.370463434051494E-11 1.691819461860895E-9 -1.671859619410531E-9 -4.264866549124138E-11 peri 1.060981141604575E-12 -3.026547200475467E-12 9.920016555876083E-9 -1.671859619410531E-9 3.498522098731779E-9 3.600123927531758E-11 i 9.252136122932963E-15 -2.187797049426075E-14 -3.058968021738119E-11 -4.264866549124138E-11 3.600123927531758E-11 1.032388648661218E-10 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.5   n/a MPO455728   379051 (2008 WD43)          Discovered 2006-Apr-08 by Spacewatch at Kitt Peak Reference: Last Updated: 2013-11-20 Alternate Designations  2008 WD43 = 2010 JK10  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-20 17:52 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin