+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   227367 (2005 UB167) Classification: Main-belt Asteroid          SPK-ID: 2227367 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1083097111361918 3.6309e-08   a 2.583541486684128 2.1817e-08 au q 2.303718854553003 9.8119e-08 au i 5.210252210237597 9.2661e-06 deg node 220.0138180052365 6.4742e-05 deg peri 60.52788889497308 8.7392e-05 deg M 337.6012625596204 5.5894e-05 deg tp 2459294.871883924618 (2021-Mar-21.37188392) 0.0002355 TDB period 1516.776483643034 4.15 1.9213e-05 5.26e-08 d yr n .2373454519385364 3.0064e-09 deg/d Q 2.863364118815253 2.418e-08 au   Orbit Determination Parameters    # obs. used (total)      201      data-arc span      5311 days (14.54 yr)      first obs. used      2005-10-12      last obs. used      2020-04-27      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .48244      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 00:39:29   Additional Information  Earth MOID = 1.29099 au   Jupiter MOID = 2.24336 au   T_jup = 3.409  [ 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 17.04   n/a E2021B55   227367 (2005 UB167)          Discovered 2005-Oct-24 by Spacewatch at Kitt Peak Reference: 20091202/Numbers.arc Last Updated: 2009-12-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-20 14:58 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin