+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   146303 (2001 KY5) Classification: Main-belt Asteroid          SPK-ID: 2146303 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1538882925054678 4.2497e-08   a 2.300431764956157 1.076e-08 au q 1.946422248621714 9.6582e-08 au i 7.312161139119997 4.7234e-06 deg node 65.72384232129474 2.8742e-05 deg peri 185.7320228443462 3.2452e-05 deg M 151.119704272019 1.4396e-05 deg tp 2458465.527996462524 (2018-Dec-13.02799646) 4.9421e-05 TDB period 1274.419654281647 3.49 8.9415e-06 2.448e-08 d yr n .2824815191687556 1.9819e-09 deg/d Q 2.654441281290599 1.2416e-08 au   Orbit Determination Parameters    # obs. used (total)      392      data-arc span      9323 days (25.52 yr)      first obs. used      1994-05-15      last obs. used      2019-11-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52883      source      ORB      producer      Otto Matic      solution date      2020-Feb-24 08:36:27   Additional Information  Earth MOID = .932375 au   Jupiter MOID = 2.3784 au   T_jup = 3.565  [ 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 16.8   n/a MPO436735   146303 (2001 KY5)          Discovered 2001-May-17 by LINEAR at Socorro Reference: 20070106/Numbers.arc Last Updated: 2007-01-09 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-04 21:08 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin