+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   351675 (2006 AA66) Classification: Main-belt Asteroid          SPK-ID: 2351675 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2600899167084001 3.8527e-08   a 2.335610831840893 2.0781e-08 au q 1.728142005124158 9.7695e-08 au i 22.35771542863711 1.0581e-05 deg node 156.5544143306123 1.1424e-05 deg peri 277.2136968569868 3.3264e-05 deg M 61.08418866555849 2.2195e-05 deg tp 2458779.279455461751 (2019-Oct-22.77945546) 8.0742e-05 TDB period 1303.764489200352 3.57 1.7401e-05 4.764e-08 d yr n .2761234893127067 3.6853e-09 deg/d Q 2.943079658557628 2.6186e-08 au   Orbit Determination Parameters    # obs. used (total)      354      data-arc span      5217 days (14.28 yr)      first obs. used      2006-01-08      last obs. used      2020-04-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53308      source      ORB      producer      Otto Matic      solution date      2020-May-21 22:55:02   Additional Information  Earth MOID = .889166 au   Jupiter MOID = 2.60362 au   T_jup = 3.424  [ 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 16.7   n/a MPO455545   diameter diameter 2.631 km 0.335 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.058   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   351675 (2006 AA66)          Discovered 2006-Jan-08 by Mt. Lemmon Survey at Mount Lemmon Reference: 20130127/Numbers.arc Last Updated: 2013-01-31 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 2036-Oct-31 03:05 < 00:01 Eunom 0.0355036024925299 0.0354960446883733 0.0355111633850567 10.6754510258904 10.6754509888535 2464997.628597042 0.430060431077403 654.721449775815 83.3989114046714 -55.5279439751878 52693.3656234392 T 15 CATAB v2.0f-lin.ifort 2020-May-21 22:55:15 2020-May-21 22:55 2083-Apr-27 03:47 < 00:01 Thisb 0.0395963310460218 0.0395945686560174 0.0395980936564994 10.6264889532183 10.6264889370141 2481976.657593247 0.45202567551545 1470.69736437049 87.4381350932679 -89.6559772033402 67737.529170919 T 15 CATAB v2.0f-lin.ifort 2020-May-21 22:55:15 2020-May-21 22:55 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-26 04:07 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin