+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   7834 (1993 JL) Classification: Main-belt Asteroid          SPK-ID: 2007834 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: JPL 1 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1364072331328853 7.8888e-08   a 2.590660945258079 2.5244e-08 AU q 2.237276053729999 2.055e-07 AU i 15.02009807012107 8.6643e-06 deg node 78.15636277389162 2.7863e-05 deg peri 167.5385954858174 4.5102e-05 deg M 265.0004139551964 4.3184e-05 deg tp 2456802.414344013033 (2014-May-24.91434401) 0.00018602 JED period 1523.050466519442 4.17 2.2262e-05 6.095e-08 d yr n .2363677421817096 3.4549e-09 deg/d Q 2.944045836786159 2.8688e-08 AU   Orbit Determination Parameters    # obs. used (total)      887      data-arc span      16431 days (44.99 yr)      first obs. used      1968-04-26      last obs. used      2013-04-21      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .50347      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 13:28:15   Additional Information  Earth MOID = 1.22549 AU   T_jup = 3.359  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.0 mag n/a PDS3 (MPC 30440)   7834 (1993 JL)          Discovered 1993-May-14 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1993 JL = 1968 HC1 = 1972 JR  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-19 11:00 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin