+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   18151 Licchelli (2000 OT60) Classification: Main-belt Asteroid          SPK-ID: 2018151 [ 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 1 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3179432779131927 4.9261e-08   a 3.10768517137366 2.1457e-08 AU q 2.119617561264896 1.54e-07 AU i 2.427511953039124 6.5719e-06 deg node 83.38386085392418 0.00017363 deg peri 344.8492264809595 0.00017472 deg M 45.67789888679612 1.4701e-05 deg tp 2456146.603000682841 (2012-Aug-07.10300068) 8.0265e-05 JED period 2001.031614451045 5.48 2.0725e-05 5.674e-08 d yr n .1799072025649935 1.8633e-09 deg/d Q 4.095752781482424 2.828e-08 AU   Orbit Determination Parameters    # obs. used (total)      677      data-arc span      18391 days (50.35 yr)      first obs. used      1962-11-30      last obs. used      2013-04-07      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .54785      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 14:18:00   Additional Information  Earth MOID = 1.13313 AU   T_jup = 3.138  [ 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 13.3 mag n/a PDS3 (MPO 4259)   18151 Licchelli           Discovered 2000 July 29 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station. Domenico Licchelli (b. 1969), of the University of Lecce, studies minor-planet photometry and extrasolar planets. He is also an ardent popularizer of astronomy. The citation was written by V. Zappalà. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20070106/MPCPages.arc Last Updated: 2007-01-09 [ show close-approach data ] Alternate Designations  2000 OT60 = 1951 YH2 = 1962 WE2 = 1991 BK2 = 1995 UT  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-May-22 17:20 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin