+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   16045 (1999 HU2) Classification: Outer Main-belt Asteroid          SPK-ID: 2016045 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO250370 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0939318 n/a   a 3.2165951 n/a AU q 2.9144545 n/a AU i 17.46985 n/a deg node 109.06825 n/a deg peri 163.41552 n/a deg M 107.86590 n/a deg tp 2455769.1434666 (2011-Jul-26.64346660) n/a JED period 2107.1381412 5.77 n/a n/a d yr n 0.17084784 n/a deg/d Q 3.5187357 n/a AU   Orbit Determination Parameters    # obs. used (total)      649      first obs. used      1976-??-??      last obs. used      2013-01-08      # oppositions      15      planetary ephem.      DE403      condition code      0      fit RMS      0.52      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.111  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.8 mag n/a PDS3 (MPO 1772)   16045 (1999 HU2)          Discovered 1999-Apr-22 by Beijing Schmidt CCD Asteroid Program at Xinglong (327) Reference: 20000726/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1999 HU2 = 1976 JC3 = 1998 BE10  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-19 09:47 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin