+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   410590 (2008 GB140) Classification: Main-belt Asteroid          SPK-ID: 2410590 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1459130917053431 1.0817e-07   a 2.93189409449037 5.0185e-08 au q 2.504092362610642 3.0807e-07 au i 14.20560573789444 1.0386e-05 deg node 33.09794110020803 3.5887e-05 deg peri 280.7046504473964 5.8411e-05 deg M 68.27122677079019 4.12e-05 deg tp 2458652.758878063315 (2019-Jun-18.25887806) 0.00020739 TDB period 1833.668586584819 5.02 4.708e-05 1.289e-07 d yr n .196327734811935 5.0408e-09 deg/d Q 3.359695826370097 5.7507e-08 au   Orbit Determination Parameters    # obs. used (total)      66      data-arc span      5934 days (16.25 yr)      first obs. used      2003-04-26      last obs. used      2019-07-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .67578      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 13:51:05   Additional Information  Earth MOID = 1.53956 au   Jupiter MOID = 2.08738 au   T_jup = 3.215  [ 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 MPO476957   410590 (2008 GB140)          Discovered 2008-Apr-06 by Spacewatch at Kitt Peak Reference: Last Updated: 2014-10-09 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-19 19:17 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin