+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134917 (2000 YS53) Classification: Main-belt Asteroid          SPK-ID: 2134917 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05704529619136881 5.0623e-08   a 2.322973070284084 1.3881e-08 au q 2.190458383445155 1.1527e-07 au i 5.939094532321271 5.7784e-06 deg node 301.1488012872595 5.1233e-05 deg peri 175.3090495965162 7.6625e-05 deg M 167.425061033687 5.4491e-05 deg tp 2458399.073368823813 (2018-Oct-07.57336882) 0.00019617 TDB period 1293.197003403591 3.54 1.1592e-05 3.174e-08 d yr n .2783798594123778 2.4953e-09 deg/d Q 2.455487757123013 1.4673e-08 au   Orbit Determination Parameters    # obs. used (total)      418      data-arc span      6708 days (18.37 yr)      first obs. used      2000-12-18      last obs. used      2019-05-01      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57167      source      ORB      producer      Otto Matic      solution date      2019-Jul-13 12:08:07   Additional Information  Earth MOID = 1.20672 au   Jupiter MOID = 2.59163 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 16.2   n/a MPO436660   134917 (2000 YS53)          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 ] 2020-Oct-22 01:46 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin