+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   11168 (1998 FO15) Classification: Main-belt Asteroid          SPK-ID: 2011168 [ 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 .1155465333788924 7.1287e-08   a 2.422186110609094 1.5171e-08 AU q 2.142310902329711 1.7456e-07 AU i 2.442029055749661 8.0924e-06 deg node 358.7647516620851 0.00013201 deg peri 146.8780509522554 0.00013503 deg M 31.45865233502734 2.8922e-05 deg tp 2456280.177373323747 (2012-Dec-18.67737332) 0.00011069 JED period 1376.923116163529 3.77 1.2936e-05 3.542e-08 d yr n .2614525065154364 2.4564e-09 deg/d Q 2.702061318888477 1.6924e-08 AU   Orbit Determination Parameters    # obs. used (total)      910      data-arc span      22416 days (61.37 yr)      first obs. used      1951-11-30      last obs. used      2013-04-14      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .54767      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 13:43:26   Additional Information  Earth MOID = 1.15443 AU   T_jup = 3.502  [ 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 14.7 mag n/a PDS3 (MPC 35255)   11168 (1998 FO15)          Discovered 1998-Mar-21 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: 19990728/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1998 FO15 = 1983 EZ1  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-22 17:13 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin