+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   312532 (2009 DY133) Classification: Main-belt Asteroid          SPK-ID: 2312532 [ 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 7 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06863902151643664 5.8889e-08   a 2.6208721804062 2.9739e-08 au q 2.440978078423468 1.4092e-07 au i 3.068843447781077 8.2759e-06 deg node 328.7769199632687 0.00010446 deg peri 300.6878373551797 0.000125 deg M 145.9985244726089 7.323e-05 deg tp 2458371.988607481279 (2018-Sep-10.48860748) 0.00031088 TDB period 1549.769781058229 4.24 2.6378e-05 7.222e-08 d yr n .2322925665476464 3.9538e-09 deg/d Q 2.800766282388931 3.1781e-08 au   Orbit Determination Parameters    # obs. used (total)      144      data-arc span      4822 days (13.20 yr)      first obs. used      2006-08-19      last obs. used      2019-11-01      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54917      source      ORB      producer      Otto Matic      solution date      2019-Dec-04 21:32:31   Additional Information  Earth MOID = 1.42663 au   Jupiter MOID = 2.2611 au   T_jup = 3.399  [ 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 17.1   n/a MPO455303   312532 (2009 DY133)          Discovered 2009-Feb-28 by Spacewatch at Kitt Peak Reference: 20120109/Numbers.arc Last Updated: 2012-01-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Sep-21 04:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin