+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   5327 (1989 EX1) Classification: Main-belt Asteroid          SPK-ID: 2005327 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO253400 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1618072 n/a   a 2.3429114 n/a AU q 1.9638115 n/a AU i 9.74833 n/a deg node 137.26403 n/a deg peri 81.92091 n/a deg M 213.25952 n/a deg tp 2456934.4242745 (2014-Oct-03.92427450) n/a JED period 1309.8821732 3.59 n/a n/a d yr n 0.27483388 n/a deg/d Q 2.7220113 n/a AU   Orbit Determination Parameters    # obs. used (total)      904      first obs. used      1950-??-??      last obs. used      2013-02-09      # oppositions      18      planetary ephem.      DE403      condition code      0      fit RMS      0.54      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.526  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.7 mag n/a PDS3 (MPC 28113)   rotation period rot_per 8.71997 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Published Reference List: [Pravec, P.; Wolf, M.; Sarounova, L. (2011) http://www.asu.cas.cz/~ppravec/neo.htm] 5327 (1989 EX1)          Discovered 1989-Mar-05 by Vavrova, Z. at Klet Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1989 EX1 = 1950 LB = 1950 LP = 1979 OB13  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-20 01:13 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin