+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   10421 Dalmatin (1999 AY6) Classification: Main-belt Asteroid          SPK-ID: 2010421 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO250315 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.2180799 n/a   a 2.4205223 n/a AU q 1.8926550 n/a AU i 1.52816 n/a deg node 207.66715 n/a deg peri 130.56807 n/a deg M 53.76248 n/a deg tp 2456195.0818259 (2012-Sep-24.58182590) n/a JED period 1375.5046765 3.77 n/a n/a d yr n 0.26172212 n/a deg/d Q 2.9483896 n/a AU   Orbit Determination Parameters    # obs. used (total)      990      first obs. used      1952-??-??      last obs. used      2013-01-23      # oppositions      17      planetary ephem.      DE403      condition code      0      fit RMS      0.55      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.480  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.4 mag n/a PDS3 (MPC 34165)   10421 Dalmatin           Discovered 1999 Jan. 9 by K. Korlevic at Visnjan. Herman Dalmatin (1110-1154) is also known as Hermanus Dalmata. Born inland from the Istrian peninsula, he translated many astronomical and mathematics books from Arabic to Latin. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20051215/MPCPages.arc Last Updated: 2006-03-22 Alternate Designations  1999 AY6 = 1952 UM1 = 1978 ND2 = 1982 RG1  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-19 10:42 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin