+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   18106 Blume (2000 NX3) Classification: Amor [NEO]          SPK-ID: 2018106 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: JPL 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5124201636813047 6.5709e-08   a 2.443180425213285 1.2994e-08 AU q 1.191245511822534 1.6218e-07 AU i 4.220780551114474 8.0728e-06 deg node 109.2568142370706 9.7763e-05 deg peri 235.0016611238858 0.00010689 deg M 108.7724707808456 1.8261e-05 deg tp 2455979.047892366660 (2012-Feb-21.54789237) 6.7551e-05 JED period 1394.863586887652 3.82 1.1128e-05 3.047e-08 d yr n .2580897539975684 2.059e-09 deg/d Q 3.695115338604036 1.9653e-08 AU   Orbit Determination Parameters    # obs. used (total)      255      data-arc span      12909 days (35.34 yr)      first obs. used      1977-09-04      last obs. used      2013-01-07      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .51228      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 15:44:29   Additional Information  Earth MOID = .194019 AU   T_jup = 3.303  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.9 mag n/a PDS3 (MPO 4246)   18106 Blume           Discovered 2000 July 4 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station. William H. Blume (b. 1948), a senior mission designer at the Jet Propulsion Laboratory, has played a key role in the development of the Deep Impact mission to comet 9P/Tempel. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20050721/MPCPages.arc Last Updated: 2005-07-21 [ show close-approach data ] Alternate Designations  2000 NX3 = 1977 RE  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-May-26 09:35 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin