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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | /* -------------------------------------------------------------------
* $Id: mgd77magref.h 19521 2017-12-27 22:38:24Z pwessel $
* See LICENSE.TXT file for copying and redistribution conditions.
*
* Copyright (c) 2005-2018 by P. Wessel and M. T. Chandler
* File: mgd77magref.h
*
* MGD77 Magnetic Reference Fields for mgd77sniffer
*
* Authors:
* Michael Chandler and Paul Wessel
* School of Ocean and Earth Science and Technology
* University of Hawaii
*
* Date: 1-Aug-2005
*
* References:
* Langel, R. A., 1987. The Main Field. In Geomagnetism, Volume I,
* (Ed. J. A. Jacobs). London: Academic Press, pp249-512.
*
* National Geophysical Data Center, 2005. IAGA V-MOD Geomagnetic
* Field Modeling: International Geomagnetic Reference Field IGRF-10.
* 30 June 2008. <http://www.ngdc.noaa.gov/IAGA/vmod/igrf.html>.
* ------------------------------------------------------------------*/
/* Field, Code, Start, End */
{"Unused", 0, 9999, 9999},
{"AWC 70", 1, 1965, 1970},
{"AWC 75", 2, 1967, 1974},
{"IGRF-65", 3, 1955, 1970},
{"IGRF-75", 4, 1955, 1980},
{"GSFC-1266", 5, 1900, 1966},
{"GSFC-0674", 6, 9999, 9999},
{"UK 75", 7, 1970, 1975},
{"POGO 0368", 8, 1965, 1968},
{"POGO 1068", 9, 1965, 1968},
{"POGO 0869", 10, 1965, 1968},
{"IGRF-80", 11, 1965, 1985},
{"IGRF-85", 12, 1945, 1990},
{"IGRF-90", 13, 1945, 1995},
{"IGRF-95", 14, 1900, 2000},
{"IGRF-00", 15, 1900, 2005},
{"IGRF-05", 16, 1900, 2010},
{"IGRF-10", 17, 1900, 2015},
{"IGRF-15", 18, 1900, 2020},
{"Other", 88, 9999, 9999}
/* When updating this list, also update in mgd77.h:
MGD77_IGRF_LAST_ID = highest number of field code (not counting 88)
MGD77_N_MAG_RF = total number of field codes = MGD77_IGRF_LAST_ID + 2
*/
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