+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   187104 (2005 QU37) Classification: Main-belt Asteroid          SPK-ID: 2187104 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1053315157477922 5.6147e-08   a 2.652138029009466 1.5287e-08 au q 2.372784310441537 1.4642e-07 au i 14.58238927755169 5.1265e-06 deg node 185.4368366778409 1.551e-05 deg peri 199.3080522602986 2.5697e-05 deg M 169.7859758818548 2.0847e-05 deg tp 2458456.467466843708 (2018-Dec-03.96746684) 8.897e-05 TDB period 1577.584429721388 4.32 1.364e-05 3.734e-08 d yr n .2281969783788868 1.973e-09 deg/d Q 2.931491747577395 1.6897e-08 au   Orbit Determination Parameters    # obs. used (total)      364      data-arc span      10066 days (27.56 yr)      first obs. used      1992-10-01      last obs. used      2020-04-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61105      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 07:54:36   Additional Information  Earth MOID = 1.3775 au   Jupiter MOID = 2.53713 au   T_jup = 3.336  [ 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 16.41   n/a E2021B55   187104 (2005 QU37)          Discovered 2005-Aug-25 by NEAT at Palomar Reference: 20080520/Numbers.arc Last Updated: 2008-05-22 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-13 02:25 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin