+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   295033 (2008 EU81) Classification: Outer Main-belt Asteroid          SPK-ID: 2295033 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08478763551081163 8.307e-08   a 3.376006600604249 4.708e-08 au q 3.089762983470122 2.8764e-07 au i 7.452057056342381 1.1886e-05 deg node 320.423334539618 4.2697e-05 deg peri 230.9218230914125 7.1636e-05 deg M 336.9066447461473 5.4627e-05 deg tp 2459145.840916085617 (2020-Oct-23.34091609) 0.0003436 TDB period 2265.704970787778 6.20 4.7395e-05 1.298e-07 d yr n .1588909432788282 3.3237e-09 deg/d Q 3.662250217738376 5.1072e-08 au   Orbit Determination Parameters    # obs. used (total)      251      data-arc span      7886 days (21.59 yr)      first obs. used      1998-09-19      last obs. used      2020-04-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52367      source      ORB      producer      Otto Matic      solution date      2020-May-21 18:39:23   Additional Information  Earth MOID = 2.09771 au   Jupiter MOID = 1.37845 au   T_jup = 3.133  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.8   n/a MPO423130   diameter diameter 6.598 km 2.805 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.059   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   295033 (2008 EU81)          Discovered 2008-Mar-02 by LINEAR at Socorro Reference: 20110912/Numbers.arc Last Updated: 2011-09-14 [ show close-approach data ] Alternate Designations  2008 EU81 = 2006 YL56  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-05 05:51 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin