+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   227352 (2005 UG88) Classification: Main-belt Asteroid          SPK-ID: 2227352 [ 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 .07380147369212313 5.5381e-08   a 2.706150148654129 2.3481e-08 au q 2.506432279651296 1.545e-07 au i 4.639443449691376 6.3106e-06 deg node 197.4379010754577 5.7498e-05 deg peri 148.886520689302 6.7236e-05 deg M 186.7100298738179 3.6698e-05 deg tp 2459983.203340034489 (2023-Feb-07.70334003) 0.00016831 TDB period 1626.021414899208 4.45 2.1163e-05 5.794e-08 d yr n .221399298128134 2.8816e-09 deg/d Q 2.905868017656961 2.5214e-08 au   Orbit Determination Parameters    # obs. used (total)      278      data-arc span      7047 days (19.29 yr)      first obs. used      2000-09-03      last obs. used      2019-12-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .63418      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 02:27:26   Additional Information  Earth MOID = 1.49912 au   Jupiter MOID = 2.39326 au   T_jup = 3.356  [ 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 16.4   n/a MPO413102   227352 (2005 UG88)          Discovered 2005-Oct-22 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-14 00:29 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin