+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   10653 Witsen (6030 P-L) Classification: Outer Main-belt Asteroid          SPK-ID: 2010653 [ 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 .01460797885229701 6.6637e-08   a 3.645021287550501 3.7429e-08 AU q 3.591774893665791 2.4829e-07 AU i 3.311897505759218 9.4242e-06 deg node 181.2637716846951 0.00011524 deg peri 285.7205598349487 0.00035855 deg M 87.62650863929818 0.00033504 deg tp 2455781.797974539599 (2011-Aug-08.29797454) 0.0023686 JED period 2541.841876669895 6.96 3.9151e-05 1.072e-07 d yr n .1416295810153389 2.1815e-09 deg/d Q 3.698267681435211 3.7976e-08 AU   Orbit Determination Parameters    # obs. used (total)      958      data-arc span      19198 days (52.56 yr)      first obs. used      1960-09-24      last obs. used      2013-04-17      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .54821      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 13:41:03   Additional Information  Earth MOID = 2.61001 AU   T_jup = 3.098  [ 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 12.5 mag n/a PDS3 (MPC 34476)   10653 Witsen           Discovered 1960 Sept. 24 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels. Nicolaas Witsen (1641-1717) was a Dutch lawyer, politician, scientist, graphic artist, collector, author and cartographer. He also was mayor of the city of Amsterdam and governor of the Dutch East India Company, beginning in 1693. In this capacity he initiated research on people, flora and fauna in Asia. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20021120/MPCPages.arc Last Updated: 2003-10-02 [ show close-approach data ] Alternate Designations  6030 P-L = 3146 T-1  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-May-24 09:18 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin