+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   10813 Masterby (1993 FE31) Classification: Outer Main-belt Asteroid          SPK-ID: 2010813 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO247463 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0488063 n/a   a 3.2086025 n/a AU q 3.0520025 n/a AU i 21.66615 n/a deg node 181.51133 n/a deg peri 95.00615 n/a deg M 97.00733 n/a deg tp 2455834.8153926 (2011-Sep-30.31539260) n/a JED period 2099.2893905 5.75 n/a n/a d yr n 0.17148660 n/a deg/d Q 3.3652025 n/a AU   Orbit Determination Parameters    # obs. used (total)      777      first obs. used      1993-??-??      last obs. used      2012-12-13      # oppositions      15      planetary ephem.      DE403      condition code      0      fit RMS      0.55      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.080  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.0 mag n/a PDS3 (MPC 34773)   10813 Mästerby           Discovered 1993 Mar. 19 at the European Southern Observatory in the course of the Uppsala-ESO Survey of Asteroids and Comets. In the Mästerby parish on Gotland a beautiful rural meadow can still be seen, like those formerly seen all over the island. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20060219/MPCPages.arc Last Updated: 2010-06-03 Alternate Designations  1993 FE31 = 1995 SD3  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-22 01:11 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin