+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134926 (2000 YS117) Classification: Main-belt Asteroid          SPK-ID: 2134926 [ 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 .07283652195323286 3.8407e-08   a 2.31692916775079 1.0355e-08 au q 2.148172105559824 8.7999e-08 au i 7.104532477009114 5.1088e-06 deg node 316.9863475546716 2.7777e-05 deg peri 129.4478782685183 4.8212e-05 deg M 266.9994346193783 4.059e-05 deg tp 2459533.274967926712 (2021-Nov-14.77496793) 0.00014666 TDB period 1288.153335018097 3.53 8.6359e-06 2.364e-08 d yr n .2794698350060496 1.8736e-09 deg/d Q 2.485686229941755 1.1109e-08 au   Orbit Determination Parameters    # obs. used (total)      603      data-arc span      7780 days (21.30 yr)      first obs. used      1999-08-17      last obs. used      2020-12-04      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52353      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 18:10:44   Additional Information  Earth MOID = 1.17217 au   Jupiter MOID = 2.6348 au   T_jup = 3.567  [ 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 16.36   n/a E2021B55   134926 (2000 YS117)          Discovered 2000-Dec-30 by LINEAR at Socorro Reference: 20060907/Numbers.arc Last Updated: 2006-09-10 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-16 00:39 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin