+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   452125 (2014 WL40) Classification: Main-belt Asteroid          SPK-ID: 2452125 [ 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 .1252840657639958 7.5186e-08   a 2.714042300731281 4.2007e-08 au q 2.374016046640197 2.0558e-07 au i 5.01551314390229 7.6575e-06 deg node 282.789985698813 7.8531e-05 deg peri 336.1631694093977 8.3636e-05 deg M 227.3377849671689 3.2618e-05 deg tp 2459602.322040447964 (2022-Jan-22.82204045) 0.00015541 TDB period 1633.139733929886 4.47 3.7916e-05 1.038e-07 d yr n .2204342913963145 5.1177e-09 deg/d Q 3.054068554822365 4.727e-08 au   Orbit Determination Parameters    # obs. used (total)      156      data-arc span      5657 days (15.49 yr)      first obs. used      2004-07-09      last obs. used      2020-01-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .47693      source      ORB      producer      Otto Matic      solution date      2020-Jan-30 11:58:53   Additional Information  Earth MOID = 1.35971 au   Jupiter MOID = 2.01846 au   T_jup = 3.345  [ 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 16.2   n/a MPO456152   452125 (2014 WL40)          Discovered 2004-Jul-09 by LINEAR at Socorro Reference: Last Updated: 2015-11-30 Alternate Designations  2014 WL40 = 2004 NK9  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-09 07:01 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin