+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   44855 (1999 UF6) Classification: Main-belt Asteroid          SPK-ID: 2044855 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO244559 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0685739 n/a   a 2.2150172 n/a AU q 2.0631248 n/a AU i 3.39952 n/a deg node 292.11302 n/a deg peri 90.74126 n/a deg M 27.24263 n/a deg tp 2456309.3806500 (2013-Jan-16.88065000) n/a JED period 1204.1042294 3.30 n/a n/a d yr n 0.29897744 n/a deg/d Q 2.3669096 n/a AU   Orbit Determination Parameters    # obs. used (total)      350      first obs. used      1994-??-??      last obs. used      2012-11-03      # oppositions      11      planetary ephem.      DE403      condition code      0      fit RMS      0.56      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.649  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.0 mag n/a MPO244559   44855 (1999 UF6)          Discovered 1999-Oct-28 by BAO Schmidt CCD Asteroid Program at Xinglong (327) Reference: 20020822/Numbers.arc Last Updated: 2004-04-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-23 20:23 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin