+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   150526 (2000 SW43) Classification: Inner Main-belt Asteroid          SPK-ID: 2150526 [ 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 .02416803812828413 5.4972e-08   a 1.930704533222357 9.6202e-09 au q 1.884043192448988 1.0739e-07 au i 17.7564337795321 7.1058e-06 deg node 330.0944386735708 1.5473e-05 deg peri 252.4184260577431 0.00023163 deg M 336.7441250504842 0.00023848 deg tp 2459263.799799446446 (2021-Feb-18.29979945) 0.00064932 TDB period 979.8783253775201 2.68 7.3237e-06 2.005e-08 d yr n .3673925534186114 2.7459e-09 deg/d Q 1.977365873995725 9.8527e-09 au   Orbit Determination Parameters    # obs. used (total)      464      data-arc span      7656 days (20.96 yr)      first obs. used      1999-02-10      last obs. used      2020-01-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54937      source      ORB      producer      Otto Matic      solution date      2020-Feb-24 09:04:50   Additional Information  Earth MOID = .918871 au   Jupiter MOID = 3.0389 au   T_jup = 3.855  [ 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 16.7   n/a MPO436759   150526 (2000 SW43)          Discovered 2000-Sep-22 by LINEAR at Socorro Reference: 20070303/Numbers.arc Last Updated: 2007-03-07 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-12 23:39 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin