+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   150561 (2000 SL246) Classification: Main-belt Asteroid          SPK-ID: 2150561 [ 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 .1432667974787078 5.4275e-08   a 2.836964850288138 1.5504e-08 au q 2.430521981627694 1.5831e-07 au i 9.993614873285269 5.8286e-06 deg node 152.7784004985894 2.5129e-05 deg peri 211.9072601173261 3.0146e-05 deg M 83.28860133497295 1.5611e-05 deg tp 2458796.703614070513 (2019-Nov-09.20361407) 7.5141e-05 TDB period 1745.337256294828 4.78 1.4308e-05 3.917e-08 d yr n .2062638602949684 1.6909e-09 deg/d Q 3.243407718948581 1.7726e-08 au   Orbit Determination Parameters    # obs. used (total)      422      data-arc span      8383 days (22.95 yr)      first obs. used      1998-01-28      last obs. used      2021-01-10      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57439      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 10:39:38   Additional Information  Earth MOID = 1.43206 au   Jupiter MOID = 2.21847 au   T_jup = 3.273  [ 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 15.6   n/a MPO439899   150561 (2000 SL246)          Discovered 2000-Sep-24 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-11 11:24 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin