+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   523308 (2017 BD111) Classification: Main-belt Asteroid          SPK-ID: 2523308 [ 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 6 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1089247341713984 1.0525e-07   a 2.975062455021433 3.6407e-08 au q 2.651004567964915 3.065e-07 au i 8.94572196890808 9.1388e-06 deg node 268.9090823968475 6.8503e-05 deg peri 119.7228618905527 9.3538e-05 deg M 333.5952264331791 5.5075e-05 deg tp 2459137.974612598899 (2020-Oct-15.47461260) 0.00028599 TDB period 1874.314900309982 5.13 3.4405e-05 9.42e-08 d yr n .192070179851028 3.5257e-09 deg/d Q 3.299120342077951 4.0373e-08 au   Orbit Determination Parameters    # obs. used (total)      93      data-arc span      7697 days (21.07 yr)      first obs. used      1999-10-16      last obs. used      2020-11-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5213      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 07:23:42   Additional Information  Earth MOID = 1.67092 au   Jupiter MOID = 2.14194 au   T_jup = 3.234  [ 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 16.5   n/a MPO448203   523308 (2017 BD111)          Discovered 2005-Dec-27 by Mt. Lemmon Survey at Mount Lemmon Reference: Last Updated: 2018-05-31 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-22 05:00 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin