+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   16627 (1993 JK) Classification: Main-belt Asteroid          SPK-ID: 2016627 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO256985 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1398970 n/a   a 2.2201919 n/a AU q 1.9095937 n/a AU i 4.49228 n/a deg node 200.89222 n/a deg peri 49.70972 n/a deg M 353.82125 n/a deg tp 2456421.2387371 (2013-May-08.73873710) n/a JED period 1208.3261729 3.31 n/a n/a d yr n 0.29793280 n/a deg/d Q 2.5307901 n/a AU   Orbit Determination Parameters    # obs. used (total)      1063      first obs. used      1993-??-??      last obs. used      2013-03-19      # oppositions      13      planetary ephem.      DE403      condition code      0      fit RMS      0.56      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.633  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.1 mag n/a PDS3 (MPO 2889)   16627 (1993 JK)          Discovered 1993-May-14 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: 20000913/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1993 JK = 1964 TM1 = 1999 BG25  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-19 12:06 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin