+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134140 (2005 AT32) Classification: Main-belt Asteroid          SPK-ID: 2134140 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1612295129870476 5.4896e-08   a 3.155646738803585 3.1787e-08 au q 2.646863351947118 1.6907e-07 au i 19.33467376741198 5.8864e-06 deg node 131.5905853623419 1.8311e-05 deg peri 79.63430177023584 2.6156e-05 deg M 201.7842276716244 1.893e-05 deg tp 2459900.366887750774 (2022-Nov-16.86688775) 0.00011381 TDB period 2047.533408476614 5.61 3.0938e-05 8.47e-08 d yr n .1758213069977909 2.6566e-09 deg/d Q 3.664430125660052 3.6912e-08 au   Orbit Determination Parameters    # obs. used (total)      438      data-arc span      6719 days (18.40 yr)      first obs. used      2000-03-15      last obs. used      2018-08-07      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60355      source      ORB      producer      Otto Matic      solution date      2018-Oct-04 05:19:34   Additional Information  Earth MOID = 1.72713 au   Jupiter MOID = 1.66662 au   T_jup = 3.099  [ 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 MPO417703   diameter diameter 7.381 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.047   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   134140 (2005 AT32)          Discovered 2005-Jan-11 by LINEAR at Socorro Reference: 20060711/Numbers.arc Last Updated: 2006-07-17 [ show close-approach data ] Alternate Designations  2005 AT32 = 2000 HR83  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-24 03:55 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin