+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   190641 (2000 XD3) Classification: Main-belt Asteroid          SPK-ID: 2190641 [ 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 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08988915729792758 7.3349e-08   a 2.555275796737462 1.6179e-08 au q 2.325584208704941 1.9459e-07 au i 10.60661416275741 5.4348e-06 deg node 314.0804127566379 2.8096e-05 deg peri 40.08477137938017 3.8219e-05 deg M 21.27541354283549 2.3096e-05 deg tp 2459112.328016913498 (2020-Sep-19.82801691) 9.5972e-05 TDB period 1491.9528519261 4.08 1.417e-05 3.88e-08 d yr n .2412944883179403 2.2917e-09 deg/d Q 2.784967384769983 1.7633e-08 au   Orbit Determination Parameters    # obs. used (total)      714      data-arc span      7336 days (20.08 yr)      first obs. used      2000-11-19      last obs. used      2020-12-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54187      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 12:03:09   Additional Information  Earth MOID = 1.32675 au   Jupiter MOID = 2.59615 au   T_jup = 3.408  [ 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 15.65   n/a E2021B55   190641 (2000 XD3)          Discovered 2000-Dec-01 by LINEAR at Socorro Reference: 20080917/Numbers.arc Last Updated: 2008-09-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-12 04:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin