+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   44856 (1999 UH6) Classification: Main-belt Asteroid          SPK-ID: 2044856 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO226425 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.2000161 n/a   a 2.3790005 n/a AU q 1.9031621 n/a AU i 2.45306 n/a deg node 217.46187 n/a deg peri 135.95674 n/a deg M 271.47237 n/a deg tp 2456730.0843429 (2014-Mar-13.58434290) n/a JED period 1340.2636380 3.67 n/a n/a d yr n 0.26860387 n/a deg/d Q 2.8548389 n/a AU   Orbit Determination Parameters    # obs. used (total)      392      first obs. used      1995-??-??      last obs. used      2012-03-19      # oppositions      13      planetary ephem.      DE403      condition code      0      fit RMS      0.47      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.511  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.8 mag n/a MPO226425   44856 (1999 UH6)          Discovered 1999-Oct-28 by BAO Schmidt CCD Asteroid Program at Xinglong (327) Reference: 20020822/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1999 UH6 = 1997 EL59  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-19 11:19 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin