+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   190833 (2001 SY71) Classification: Main-belt Asteroid          SPK-ID: 2190833 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2143665823797153 3.9226e-08   a 2.352613880032373 7.1936e-09 au q 1.848292082910752 9.2884e-08 au i 3.264158189767664 3.649e-06 deg node 113.3765671855564 7.7426e-05 deg peri 275.0841616955686 7.8037e-05 deg M 115.0324153344752 8.2925e-06 deg tp 2458779.344819384499 (2019-Oct-22.84481938) 3.0465e-05 TDB period 1318.027310656156 3.61 6.0452e-06 1.655e-08 d yr n .2731354631952054 1.2527e-09 deg/d Q 2.856935677153995 8.7356e-09 au   Orbit Determination Parameters    # obs. used (total)      551      data-arc span      6705 days (18.36 yr)      first obs. used      2001-09-17      last obs. used      2020-01-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55132      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 06:57:48   Additional Information  Earth MOID = .855466 au   Jupiter MOID = 2.59387 au   T_jup = 3.523  [ 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 16.8   n/a MPO503010   190833 (2001 SY71)          Discovered 2001-Sep-17 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-11 14:15 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin