+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   118554 (2000 EM175) Classification: Main-belt Asteroid          SPK-ID: 2118554 [ 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 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09821897767768827 3.2521e-08   a 2.239099249598004 9.975e-09 au q 2.01917721038361 7.1152e-08 au i 5.153650400262574 3.6315e-06 deg node 115.4563798741762 4.6e-05 deg peri 337.1418343011121 5.1192e-05 deg M 78.99123428326116 2.2138e-05 deg tp 2458731.974927391732 (2019-Sep-05.47492739) 7.5204e-05 TDB period 1223.794349032742 3.35 8.1778e-06 2.239e-08 d yr n .2941670716853166 1.9657e-09 deg/d Q 2.459021288812399 1.0955e-08 au   Orbit Determination Parameters    # obs. used (total)      678      data-arc span      7399 days (20.26 yr)      first obs. used      2000-02-16      last obs. used      2020-05-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52077      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 18:10:49   Additional Information  Earth MOID = 1.03701 au   Jupiter MOID = 2.66954 au   T_jup = 3.624  [ 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 16.3   n/a MPO453656   118554 (2000 EM175)          Discovered 2000-Mar-02 by CSS at Catalina Reference: 20051116/Numbers.arc Last Updated: 2005-11-21 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Nov-25 06:27 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin