+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14249 (2000 AW57) Classification: Main-belt Asteroid          SPK-ID: 2014249 [ 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 32 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0361807001749949 3.4483e-08   a 3.15534091745563 1.8195e-08 au q 3.041178473771275 1.1445e-07 au i 10.05809045465233 4.3395e-06 deg node 311.0294311225076 2.449e-05 deg peri 106.0770508499381 7.7487e-05 deg M 288.5441202337234 7.172e-05 deg tp 2459406.852869257083 (2021-Jul-11.35286926) 0.00040737 TDB period 2047.235768575476 5.61 1.7708e-05 4.848e-08 d yr n .1758468689956986 1.521e-09 deg/d Q 3.269503361139986 1.8853e-08 au   Orbit Determination Parameters    # obs. used (total)      1865      data-arc span      12028 days (32.93 yr)      first obs. used      1987-12-12      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .47355      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:56:02   Additional Information  Earth MOID = 2.0741 au   Jupiter MOID = 1.88798 au   T_jup = 3.182  [ 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 12.9   n/a MPO309264   diameter diameter 11.611 km 0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.120   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14249 (2000 AW57)          Discovered 2000-Jan-04 by LINEAR at Socorro Reference: 20000320/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2000 AW57 = 1987 XJ1 = 1992 SV23  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-28 10:45 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin