+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   5659 (1968 OA1) Classification: Main-belt Asteroid          SPK-ID: 2005659 [ 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 .124752798518471 9.1486e-08   a 2.329754688687983 1.3809e-08 AU q 2.039111271412628 2.136e-07 AU i 6.40653732510449 9.241e-06 deg node 211.0011018261698 5.9484e-05 deg peri 168.879728661736 6.5225e-05 deg M 147.057145339591 2.5491e-05 deg tp 2455869.924308221053 (2011-Nov-04.42430822) 9.1346e-05 JED period 1298.864115710517 3.56 1.1548e-05 3.162e-08 d yr n .2771652520426046 2.4643e-09 deg/d Q 2.620398105963337 1.5532e-08 AU   Orbit Determination Parameters    # obs. used (total)      637      data-arc span      16327 days (44.70 yr)      first obs. used      1968-07-18      last obs. used      2013-03-31      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .58291      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 13:17:52   Additional Information  Earth MOID = 1.04151 AU   T_jup = 3.553  [ 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 28113)   5659 (1968 OA1)          Discovered 1968-Jul-18 by Torres and Cofre at Cerro El Roble Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1968 OA1 = 1988 CE5  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-20 03:59 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin