+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   190630 (2000 WZ124) Classification: Main-belt Asteroid          SPK-ID: 2190630 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1787954838932401 4.3706e-08   a 2.653365511153823 1.6898e-08 au q 2.178955740641441 1.1706e-07 au i 13.69109580356124 7.588e-06 deg node 177.3824841477793 2.0005e-05 deg peri 267.3396968984421 2.8662e-05 deg M 221.5094600258466 1.9763e-05 deg tp 2459807.811708976345 (2022-Aug-16.31170898) 8.777e-05 TDB period 1578.679780382746 4.32 1.5081e-05 4.129e-08 d yr n .2280386462622072 2.1784e-09 deg/d Q 3.127775281666206 1.9919e-08 au   Orbit Determination Parameters    # obs. used (total)      422      data-arc span      6749 days (18.48 yr)      first obs. used      2000-11-01      last obs. used      2019-04-25      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .5699      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 22:08:28   Additional Information  Earth MOID = 1.24442 au   Jupiter MOID = 2.25658 au   T_jup = 3.326  [ 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 15.9   n/a MPO436944   190630 (2000 WZ124)          Discovered 2000-Nov-27 by NEAT at Haleakala Reference: 20080917/Numbers.arc Last Updated: 2008-09-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-16 19:40 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin