+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   35109 (1991 XM) Classification: Main-belt Asteroid          SPK-ID: 2035109 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO234998 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1513800 n/a   a 2.7534968 n/a AU q 2.3366725 n/a AU i 14.26160 n/a deg node 243.66028 n/a deg peri 82.30367 n/a deg M 328.29703 n/a deg tp 2456547.4679868 (2013-Sep-11.96798680) n/a JED period 1668.8807151 4.57 n/a n/a d yr n 0.21571344 n/a deg/d Q 3.1703211 n/a AU   Orbit Determination Parameters    # obs. used (total)      614      first obs. used      1991-??-??      last obs. used      2012-07-21      # oppositions      12      planetary ephem.      DE403      condition code      0      fit RMS      0.52      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.284  [ 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 24106)   35109 (1991 XM)          Discovered 1991-Dec-04 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: 20020227/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1991 XM = 1999 LJ14  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-26 06:57 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin