+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   30307 Marcelriesz (2000 JE) Classification: Main-belt Asteroid          SPK-ID: 2030307 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO253565 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0247775 n/a   a 3.0307588 n/a AU q 2.9556642 n/a AU i 9.87466 n/a deg node 56.68571 n/a deg peri 223.08100 n/a deg M 125.78846 n/a deg tp 2455727.1144561 (2011-Jun-14.61445610) n/a JED period 1927.1942418 5.28 n/a n/a d yr n 0.18680006 n/a deg/d Q 3.1058534 n/a AU   Orbit Determination Parameters    # obs. used (total)      769      first obs. used      1997-??-??      last obs. used      2013-02-05      # oppositions      13      planetary ephem.      DE403      condition code      0      fit RMS      0.55      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.220  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.2 mag n/a PDS3 (MPO 16569)   30307 Marcelriesz           Discovered 2000 May 2 by P. G. Comba at Prescott. Marcel Riesz (1886-1969) was a Hungarian-born mathematician (and brother of Frigyes Riesz) who spent most of his working life in Sweden. He did research in convexity theory, linear operators, potential theory and partial differential equations. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20020427/MPCPages.arc Last Updated: 2003-10-02 Alternate Designations  2000 JE = 1999 CZ100  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-25 14:32 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin