+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   11116 (1996 EK) Classification: Main-belt Asteroid          SPK-ID: 2011116 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO231490 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.2274998 n/a   a 2.1958840 n/a AU q 1.6963208 n/a AU i 7.74154 n/a deg node 149.88966 n/a deg peri 77.01133 n/a deg M 55.70668 n/a deg tp 2456216.5849397 (2012-Oct-16.08493970) n/a JED period 1188.5364864 3.25 n/a n/a d yr n 0.30289352 n/a deg/d Q 2.6954472 n/a AU   Orbit Determination Parameters    # obs. used (total)      864      first obs. used      1955-??-??      last obs. used      2012-05-20      # oppositions      14      planetary ephem.      DE403      condition code      0      fit RMS      0.55      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.623  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.2 mag n/a PDS3 (MPC 35241)   rotation period rot_per 4.4017 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Published Reference List: [Pravec, P.; Wolf, M.; Sarounova, L. (2006) http://www.asu.cas.cz/~ppravec/neo.htm] [Pravec, P.; Wolf, M.; Sarounova, L. (2009) http://www.asu.cas.cz/~ppravec/neo.htm] [Oey, J. (2010) Minor Planet Bul. 37, 135-136.] 11116 (1996 EK)          Discovered 1996-Mar-10 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: 19990728/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1996 EK = 1990 RU10  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-23 00:41 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin