/usr/include/gmt/mgd77/mgd77defaults.h is in libgmt-dev 5.4.3+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /* MGD-77 Data Record Field Defaults:
* Copyright (c) 2005-2018 by P. Wessel and M. T. Chandler *
* See LICENSE.TXT file for copying and redistribution conditions.
Name, Abbrev, Start, Length, FortranCode, Factor, readMGD77, order, printMGD77, printVALS, Not_given */
{ "Data Record Type", "drt", 1U, 1, "int", 1, "%1d", 1, "%1d", NULL, "9" },
{ "Time Zone Correction", "tz", 10U, 3, "int", 1, "%03d", 3, "%+03d", NULL, "+99" },
{ "Year", "year", 13U, 4, "int", 1, "%04d", 4, "%04d", NULL, "9999" },
{ "Month", "month", 17U, 2, "int", 1, "%02d", 5, "%02d", NULL, "99" },
{ "Day of Month", "day", 19U, 2, "int", 1, "%02d", 6, "%02d", NULL, "99" },
{ "Hour", "hour", 21U, 2, "int", 1, "%02d", 7, "%02d", NULL, "99" },
{ "Minutes", "min", 23U, 5, "real", 1000, "%05d", 8, "%05d", NULL, "99999" },
{ "Latitude", "lat", 28U, 8, "real", 100000, "%08d", 9, "%+08d", "%9.5f", "+9999999" },
{ "Longitude", "lon", 36U, 9, "real", 100000, "%09d", 10, "%+09d", "%10.5f", "+99999999" },
{ "Position Type Code", "ptc", 45U, 1, "int", 1, "%1d", 11, "%1d", NULL, "9" },
{ "Bathymetry Two-Way Travel-Time", "twt", 46U, 6, "real", 10000, "%06d", 12, "%06d", "%7.4f", "999999" },
{ "Bathymetry Corrected Depth", "depth", 52U, 6, "real", 10, "%06d", 13, "%06d", "%7.1f", "999999" },
{ "Bathymetry Correction Code", "bcc", 58U, 2, "int", 1, "%02d", 14, "%02d", NULL, "99" },
{ "Bathymetry Type Code", "btc", 60U, 1, "int", 1, "%1d", 15, "%1d", NULL, "9" },
{ "Magnetics First Sensor Total Field", "mtf1", 61U, 6, "real", 10, "%06d", 16, "%06d", "%7.1f", "999999" },
{ "Magnetics Second Sensor Total Field", "mtf2", 67U, 6, "real", 10, "%06d", 17, "%06d", "%7.1f", "999999" },
{ "Magnetics Residual Field", "mag", 73U, 6, "real", 10, "%06d", 18, "%+06d", "%7.1f", "+99999" },
{ "Magnetics Sensor For Residual Field", "msens", 79U, 1, "int", 1, "%1d", 19, "%1d", NULL, "9" },
{ "Magnetics Diurnal Correction", "diur", 80U, 5, "real", 10, "%05d", 20, "%+05d", "%6.1f", "+9999" },
{ "Magnetics Sensor Depth or Altitude", "msd", 85U, 6, "int", 1, "%06d", 21, "%+06d", "%7d", "+99999" },
{ "Gravity Observed", "gobs", 91U, 7, "real", 10, "%07d", 22, "%07d", "%8.1f", "9999999" },
{ "Gravity Eotvos Correction", "eot", 98U, 6, "real", 10, "%06d", 23, "%+06d", "%7.1f", "+99999" },
{ "Gravity Free-Air Anomaly", "faa", 104U, 5, "real", 10, "%05d", 24, "%+05d", "%6.1f", "+9999" },
{ "Navigation Quality Code", "nqc", 120U, 1, "int", 1, "%1d", 27, "%1d", NULL, "9" },
{ "Survey ID", "id", 2U, 8, "char", false, "%8s", 2, "%-8s", NULL, "99999999" },
{ "Seismic Line Number", "sln", 109U, 5, "char", false, "%5s", 25, "%-5s", NULL, "99999" },
{ "Seismic Shot-Point Number", "sspn", 114U, 6, "char", false, "%6s", 26, "%-6s", NULL, "999999" },
{ "GMT Time", "time", 0U, 0, "real", 1, "%1d", 0, "%1d", NULL, "9" },
{ "Bathymetry Quality Code", "bqc", 0U, 0, "int", 1, "%1d", 0, "%1d", NULL, "9" },
{ "Magnetics Quality Code", "mqc", 0U, 0, "int", 1, "%1d", 0, "%1d", NULL, "9" },
{ "Gravity Quality Code", "gqc", 0U, 0, "int", 1, "%1d", 0, "%1d", NULL, "9" }
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