+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   65329 (2002 LX31) Classification: Main-belt Asteroid          SPK-ID: 2065329 [ 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 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1875478739925918 4.3818e-08   a 2.725107939435851 1.4768e-08 au q 2.214019738994325 1.218e-07 au i 3.906373971015655 4.6518e-06 deg node 271.3634069799623 8.8338e-05 deg peri 29.84473879934824 8.9583e-05 deg M 342.1616212136325 1.4587e-05 deg tp 2459081.919207586457 (2020-Aug-20.41920759) 6.6683e-05 TDB period 1643.137814380563 4.50 1.3357e-05 3.657e-08 d yr n .2190930041590664 1.7809e-09 deg/d Q 3.236196139877378 1.7537e-08 au   Orbit Determination Parameters    # obs. used (total)      786      data-arc span      9981 days (27.33 yr)      first obs. used      1993-07-12      last obs. used      2020-11-08      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56867      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 04:01:34   Additional Information  Earth MOID = 1.1995 au   Jupiter MOID = 1.99418 au   T_jup = 3.328  [ 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 15.1   n/a MPO337761   diameter diameter 5.411 km 0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.042   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   65329 (2002 LX31)          Discovered 2002-Jun-08 by LINEAR at Socorro Reference: 20030614/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2002 LX31 = 1993 OO11 = 1998 QJ111  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-17 10:56 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin