+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   150847 (2001 SL69) Classification: Main-belt Asteroid          SPK-ID: 2150847 [ 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 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2852799694377064 3.5094e-08   a 2.646549319771593 8.9599e-09 au q 1.89154181071177 9.3498e-08 au i 5.497033479366578 4.0845e-06 deg node 171.1741077055243 3.8658e-05 deg peri 197.6692407176886 3.9298e-05 deg M 178.1519329632748 6.4268e-06 deg tp 2458422.272716437411 (2018-Oct-30.77271644) 2.6723e-05 TDB period 1572.600518122283 4.31 7.9861e-06 2.186e-08 d yr n .2289201840209536 1.1625e-09 deg/d Q 3.401556828831415 1.1516e-08 au   Orbit Determination Parameters    # obs. used (total)      895      data-arc span      8121 days (22.23 yr)      first obs. used      1998-01-22      last obs. used      2020-04-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .49125      source      ORB      producer      Otto Matic      solution date      2020-May-21 00:26:05   Additional Information  Earth MOID = .889995 au   Jupiter MOID = 2.06174 au   T_jup = 3.327  [ 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 15.80   n/a E2021B55   150847 (2001 SL69)          Discovered 2001-Sep-17 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-13 08:52 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin