+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   32147 (2000 LW30) Classification: Main-belt Asteroid          SPK-ID: 2032147 [ 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 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .163436963527331 4.0189e-08   a 2.465902936361866 8.7291e-09 au q 2.062883248089753 1.0255e-07 au i 10.96503726847599 3.65e-06 deg node 69.90425677832609 2.0708e-05 deg peri 293.9800927103171 2.3234e-05 deg M 312.2670685525621 1.1694e-05 deg tp 2459188.033128816604 (2020-Dec-04.53312882) 4.6294e-05 TDB period 1414.367907580109 3.87 7.5101e-06 2.056e-08 d yr n .2545306621216656 1.3515e-09 deg/d Q 2.868922624633979 1.0156e-08 au   Orbit Determination Parameters    # obs. used (total)      1676      data-arc span      8361 days (22.89 yr)      first obs. used      1997-12-26      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .47881      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 21:00:49   Additional Information  Earth MOID = 1.09024 au   Jupiter MOID = 2.65712 au   T_jup = 3.444  [ 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 14.3   n/a MPO474173   diameter diameter 3.735 km 0.162 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.264   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   32147 (2000 LW30)          Discovered 2000-Jun-06 by LONEOS at Anderson Mesa Reference: 20011130/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2000 LW30 = 1999 CU44  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-26 10:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin