+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160420 (2005 AZ65) Classification: Main-belt Asteroid          SPK-ID: 2160420 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 11 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .03909113469856138 6.6196e-08   a 2.71153528379855 2.3515e-08 au q 2.605538292779679 1.8452e-07 au i 2.037527327141893 7.1263e-06 deg node 181.1709028952711 0.00014478 deg peri 182.3277591088286 0.0001601 deg M 273.7337578992833 6.9248e-05 deg tp 2459391.304626165773 (2021-Jun-25.80462617) 0.0003151 TDB period 1630.877409212072 4.47 2.1215e-05 5.808e-08 d yr n .2207400740034331 2.8715e-09 deg/d Q 2.817532274817421 2.4434e-08 au   Orbit Determination Parameters    # obs. used (total)      310      data-arc span      8975 days (24.57 yr)      first obs. used      1994-09-28      last obs. used      2019-04-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59454      source      ORB      producer      Otto Matic      solution date      2019-Jul-14 02:34:05   Additional Information  Earth MOID = 1.60228 au   Jupiter MOID = 2.34718 au   T_jup = 3.361  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.2   n/a MPO433025   160420 (2005 AZ65)          Discovered 2005-Jan-13 by Spacewatch at Kitt Peak Reference: 20070730/Numbers.arc Last Updated: 2007-08-06 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-08 09:10 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin