+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   5730 Yonosuke (1988 TP1) Classification: Main-belt Asteroid          SPK-ID: 2005730 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO236426 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0980733 n/a   a 2.9131675 n/a AU q 2.6274635 n/a AU i 1.85649 n/a deg node 90.16598 n/a deg peri 267.58023 n/a deg M 352.78080 n/a deg tp 2456436.9194337 (2013-May-24.41943370) n/a JED period 1816.1286755 4.97 n/a n/a d yr n 0.19822384 n/a deg/d Q 3.1988715 n/a AU   Orbit Determination Parameters    # obs. used (total)      1144      first obs. used      1971-??-??      last obs. used      2012-08-04      # oppositions      20      planetary ephem.      DE403      condition code      0      fit RMS      0.58      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.275  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.3 mag n/a PDS3 (MPC 28114)   5730 Yonosuke           Discovered 1988 Oct. 13 by Y. Oshima at the Gekko Observatory. Yonosuke Nakano (1887-1974), a founder of the Gekko Observatory, received the Silver Cup from the Japanese Government in 1973 for his work in education in various fields, including astronomy. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20070926/MPCPages.arc Last Updated: 2007-09-30 Alternate Designations  1988 TP1 = 1973 UO3  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-18 20:47 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin