+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   170022 Douglastucker (2002 UO66) Classification: Main-belt Asteroid          SPK-ID: 2170022 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO248286 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0252201 n/a   a 2.8496396 n/a AU q 2.7777714 n/a AU i 3.01699 n/a deg node 127.53298 n/a deg peri 350.62623 n/a deg M 328.50487 n/a deg tp 2456554.2178256 (2013-Sep-18.71782560) n/a JED period 1757.0467948 4.81 n/a n/a d yr n 0.20488925 n/a deg/d Q 2.9215078 n/a AU   Orbit Determination Parameters    # obs. used (total)      128      first obs. used      1995-??-??      last obs. used      2012-12-06      # oppositions      10      planetary ephem.      DE403      condition code      0      fit RMS      0.34      data source      MPC:mpu      producer      MPCLINUX   Additional Information  T_jup = 3.304  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.3 mag n/a MPO248286   170022 Douglastucker           Discovered 2002 Oct. 30 by the Sloan Digital Sky Survey at Apache Point. Douglas Tucker (b. 1965) is an American astronomer and a contributor to the Sloan Digital Sky Survey, known for his work in the photometric calibration of large imaging surveys, and for the analysis of the Las Campanas Redshift Survey data. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20130127/MPCPages.arc Last Updated: 2013-01-31 Alternate Designations  2002 UO66 = 2004 AS13 = 2005 EG250  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-19 02:27 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin