+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   71267 (2000 AL29) Classification: Main-belt Asteroid          SPK-ID: 2071267 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1384280898211148 3.4867e-08   a 3.028580704271184 1.771e-08 au q 2.609340062509837 1.0942e-07 au i 1.693768728282363 4.7912e-06 deg node 16.17875221242907 0.00014178 deg peri 74.34412364202382 0.0001431 deg M 323.9110798718298 1.8875e-05 deg tp 2459193.487215385594 (2020-Dec-09.98721539) 0.00010132 TDB period 1925.11710774585 5.27 1.6886e-05 4.623e-08 d yr n .1870016107339722 1.6402e-09 deg/d Q 3.447821346032531 2.0161e-08 au   Orbit Determination Parameters    # obs. used (total)      1053      data-arc span      9127 days (24.99 yr)      first obs. used      1995-01-28      last obs. used      2020-01-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54421      source      ORB      producer      Otto Matic      solution date      2020-Feb-23 16:23:21   Additional Information  Earth MOID = 1.62655 au   Jupiter MOID = 1.74383 au   T_jup = 3.229  [ 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 14.5   n/a MPO359241   diameter diameter 7.165 km 0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.055   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   71267 (2000 AL29)          Discovered 2000-Jan-03 by LINEAR at Socorro Reference: 20031109/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2000 AL29 = 1995 BX5 = 1998 SW83  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Jul-08 13:51 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin