+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   10988 Feinstein (1968 OL) Classification: Main-belt Asteroid          SPK-ID: 2010988 [ 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 .2600062033146053 8.5451e-08   a 2.279035911516213 1.5069e-08 AU q 1.686472436945242 1.9876e-07 AU i 24.05316179392456 1.1593e-05 deg node 117.6135608950804 2.0312e-05 deg peri 127.4536056828136 3.0228e-05 deg M 37.81772728526066 2.5905e-05 deg tp 2456268.486573192084 (2012-Dec-06.98657319) 8.9719e-05 JED period 1256.681378348521 3.44 1.2464e-05 3.412e-08 d yr n .286468794877105 2.8412e-09 deg/d Q 2.871599386087185 1.8987e-08 AU   Orbit Determination Parameters    # obs. used (total)      549      data-arc span      16335 days (44.72 yr)      first obs. used      1968-07-28      last obs. used      2013-04-18      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .60128      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 13:42:33   Additional Information  Earth MOID = .746581 AU   T_jup = 3.450  [ 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 14.3 mag n/a PDS3 (MPC 35209)   10988 Feinstein           Discovered 1968 July 28 at the Félix Aguilar Observatory, El Leoncito. Alejandro Feinstein (b. 1928), an astronomer at La Plata Observatory, is one of the originators of astronomical photometry in Argentina. His main research field is galactic structure, an area to which he has contributed around 200 refereed papers. Feinstein is a cofounder of the Argentinian Astronomical Association. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20080520/MPCPages.arc Last Updated: 2008-05-22 [ show close-approach data ] Alternate Designations  1968 OL = 1992 NH  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-Jun-19 19:43 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin