+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   259189 (2003 AR29) Classification: Main-belt Asteroid          SPK-ID: 2259189 [ 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 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2546763938055545 4.2608e-08   a 2.59952014731838 1.4622e-08 au q 1.937483730574451 1.0485e-07 au i 4.264310281326241 4.3541e-06 deg node 274.62013570824 0.00010718 deg peri 191.0530880902757 0.00011009 deg M 61.08195142064893 2.6184e-05 deg tp 2458740.754153899208 (2019-Sep-14.25415390) 0.0001098 TDB period 1530.869633688132 4.19 1.2917e-05 3.536e-08 d yr n .2351604552588172 1.9842e-09 deg/d Q 3.261556564062309 1.8346e-08 au   Orbit Determination Parameters    # obs. used (total)      290      data-arc span      7734 days (21.17 yr)      first obs. used      1999-03-21      last obs. used      2020-05-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61802      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 23:11:48   Additional Information  Earth MOID = .954528 au   Jupiter MOID = 1.89745 au   T_jup = 3.365  [ 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 17.0   n/a MPO454930   diameter diameter 2.209 km 0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.063   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   259189 (2003 AR29)          Discovered 2003-Jan-04 by LINEAR at Socorro Reference: 20110119/Numbers.arc Last Updated: 2011-01-25 [ show close-approach data ] Alternate Designations  2003 AR29 = 2006 WZ151  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-17 22:54 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin