+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   190669 (2000 YJ117) Classification: Jupiter Trojan          SPK-ID: 2190669 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .03815675191081431 6.1148e-08   a 5.227630600225486 1.9168e-07 au q 5.0281611963313 4.65e-07 au i 21.88214761654999 5.3485e-06 deg node 117.5270757257761 1.6582e-05 deg peri 329.469236746655 0.00010881 deg M 273.1899572645433 0.0001131 deg tp 2460253.245111260633 (2023-Nov-04.74511126) 0.0014087 TDB period 4365.718851317117 11.95 0.00024012 6.574e-07 d yr n .08246064674810419 4.5354e-09 deg/d Q 5.427100004119671 1.99e-07 au   Orbit Determination Parameters    # obs. used (total)      430      data-arc span      7231 days (19.80 yr)      first obs. used      2000-12-29      last obs. used      2020-10-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56978      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 06:59:13   Additional Information  Earth MOID = 4.05725 au   Jupiter MOID = .20943 au   T_jup = 2.854  [ 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 12.29   n/a E2021B55   190669 (2000 YJ117)          Discovered 2000-Dec-30 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-13 14:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin