+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   13639 (1996 EG2) Classification: Main-belt Asteroid          SPK-ID: 2013639 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO233598 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0398152 n/a   a 2.5390085 n/a AU q 2.4379174 n/a AU i 12.32639 n/a deg node 165.82966 n/a deg peri 112.22275 n/a deg M 341.71006 n/a deg tp 2456475.5765730 (2013-Jul-02.07657300) n/a JED period 1477.7285375 4.05 n/a n/a d yr n 0.24361714 n/a deg/d Q 2.6400996 n/a AU   Orbit Determination Parameters    # obs. used (total)      702      first obs. used      1976-??-??      last obs. used      2012-06-15      # oppositions      17      planetary ephem.      DE403      condition code      0      fit RMS      0.59      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.413  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.6 mag n/a PDS3 (MPC 38353)   13639 (1996 EG2)          Discovered 1996-Mar-10 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: 20000222/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1996 EG2 = 1976 HK = 1992 EW  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-19 16:03 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin