+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   103321 (2000 AX65) Classification: Main-belt Asteroid          SPK-ID: 2103321 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1090984031357091 3.5641e-08   a 2.739745701238039 1.6846e-08 au q 2.440843820235045 9.3883e-08 au i 12.71367738144143 4.1466e-06 deg node 105.5140542960549 1.665e-05 deg peri 91.05575356360774 2.5191e-05 deg M 167.2250671983399 1.9411e-05 deg tp 2458431.081389828453 (2018-Nov-08.58138983) 8.7501e-05 TDB period 1656.394608191294 4.53 1.5277e-05 4.183e-08 d yr n .2173395145213032 2.0046e-09 deg/d Q 3.038647582241033 1.8684e-08 au   Orbit Determination Parameters    # obs. used (total)      945      data-arc span      7633 days (20.90 yr)      first obs. used      2000-01-04      last obs. used      2020-11-27      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .5269      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:46:12   Additional Information  Earth MOID = 1.47905 au   Jupiter MOID = 2.06481 au   T_jup = 3.306  [ 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 14.7   n/a MPO302569   diameter diameter 3.113 km 0.230 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.289   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   103321 (2000 AX65)          Discovered 2000-Jan-04 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ 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 1986-Mar-21 09:52 < 00:01 David 0.0113389019651428 0.0113325494275505 0.0113452545349912 3.83962007697518 3.83961972997972 2446510.911214779 0.940512992162167 317.991421197862 64.0922620027688 -5.68882556740748 5914.22399666353 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 15:46:15 2021-Apr-13 15:46 Alternate Designations  2000 AX65 = 2002 RY139  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-14 22:45 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin