+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   393107 (2013 BO) Classification: Jupiter Trojan          SPK-ID: 2393107 [ 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 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0482073600162194 7.1729e-08   a 5.125320606019869 3.3972e-07 au q 4.878242430366922 6.2463e-07 au i 18.59379249081897 5.8872e-06 deg node 95.11108532614236 2.4734e-05 deg peri 13.91468517110314 0.00013644 deg M 255.8329348095459 0.00014524 deg tp 2460426.831574764279 (2024-Apr-26.33157476) 0.0018136 TDB period 4238.185707814275 11.60 0.00042138 1.154e-06 d yr n .08494200698573444 8.4454e-09 deg/d Q 5.372398781672817 3.561e-07 au   Orbit Determination Parameters    # obs. used (total)      142      data-arc span      6379 days (17.46 yr)      first obs. used      2003-04-09      last obs. used      2020-09-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .48118      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 16:19:55   Additional Information  Earth MOID = 3.89731 au   Jupiter MOID = .1285 au   T_jup = 2.894  [ 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 13.41   n/a E2021B25   393107 (2013 BO)          Discovered 2011-Nov-18 by Spacewatch at Kitt Peak Reference: Last Updated: 2014-04-17 Alternate Designations  2013 BO = 2011 WX124  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-09 05:50 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin