+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   23074 Sarakirsch (1999 XJ78) Classification: Main-belt Asteroid          SPK-ID: 2023074 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO240389 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1226784 n/a   a 2.3375695 n/a AU q 2.0508002 n/a AU i 7.37895 n/a deg node 75.42253 n/a deg peri 171.72678 n/a deg M 93.26858 n/a deg tp 2456062.2965155 (2012-May-14.79651550) n/a JED period 1305.4048256 3.57 n/a n/a d yr n 0.27577652 n/a deg/d Q 2.6243388 n/a AU   Orbit Determination Parameters    # obs. used (total)      590      first obs. used      1994-??-??      last obs. used      2012-09-02      # oppositions      12      planetary ephem.      DE403      condition code      0      fit RMS      0.56      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.545  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.9 mag n/a PDS3 (MPO 10202)   23074 Sarakirsch           Discovered 1999 Dec. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro. Sarah Kirsch (b. 1989) was awarded second place in the 2007 Intel International Science and Engineering Fair for her behavioral and social sciences project. She attends the Ward Melville High School, Setauket, New York, U.S.A. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20070828/MPCPages.arc Last Updated: 2007-08-30 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-18 05:32 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin