+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   226588 (2004 BJ23) Classification: Main-belt Asteroid          SPK-ID: 2226588 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0865453741897685 2.9231e-08   a 2.163637344414817 9.6478e-09 au q 1.97638454083148 6.1043e-08 au i 4.954039568519187 3.6735e-06 deg node 266.2764851269719 6.4497e-05 deg peri 152.0118997955441 7.4155e-05 deg M 105.5634410617664 3.7398e-05 deg tp 2458659.632050770202 (2019-Jun-25.13205077) 0.00012022 TDB period 1162.452270298075 3.18 7.7751e-06 2.129e-08 d yr n .3096901345529559 2.0714e-09 deg/d Q 2.350890147998155 1.0483e-08 au   Orbit Determination Parameters    # obs. used (total)      463      data-arc span      6525 days (17.86 yr)      first obs. used      2002-06-11      last obs. used      2020-04-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52772      source      ORB      producer      Otto Matic      solution date      2020-May-21 10:28:45   Additional Information  Earth MOID = .990415 au   Jupiter MOID = 2.88037 au   T_jup = 3.685  [ 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 16.9   n/a MPO454627   226588 (2004 BJ23)          Discovered 2004-Jan-18 by NEAT at Palomar Reference: 20091202/Numbers.arc Last Updated: 2009-12-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-08 19:26 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin