+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   11452 (1980 KE) Classification: Main-belt Asteroid          SPK-ID: 2011452 [ 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 .2190997280791492 7.5851e-08   a 2.386167577993872 1.4419e-08 AU q 1.863358910504133 1.8086e-07 AU i 8.041929423533347 7.8266e-06 deg node 256.9755302990213 6.0853e-05 deg peri 53.43439882776765 6.3454e-05 deg M 277.1806017941231 2.0591e-05 deg tp 2456710.227243345212 (2014-Feb-21.72724335) 7.8052e-05 JED period 1346.324774385576 3.69 1.2203e-05 3.341e-08 d yr n .2673946189278836 2.4237e-09 deg/d Q 2.908976245483612 1.7578e-08 AU   Orbit Determination Parameters    # obs. used (total)      647      data-arc span      12021 days (32.91 yr)      first obs. used      1980-05-22      last obs. used      2013-04-20      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .56344      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 13:44:36   Additional Information  Earth MOID = .861685 AU   T_jup = 3.489  [ 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 14.0 mag n/a PDS3 (MPC 35820)   11452 (1980 KE)          Discovered 1980-May-22 by Debehogne, H. at La Silla (809) Reference: 19990928/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1980 KE = 1988 SD4 = 1998 FA96  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-21 15:33 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin