Coordinate variable data and header information for model ANT-20-voigtVs-0.0.nc
netcdf ANT-20-voigtVs-0.0 {
dimensions:
Y = 323 ;
X = 323 ;
depth = 173 ;
variables:
float Y(Y) ;
Y:global_geospatial_min = "-6440" ;
Y:global_geospatial_max = "6440" ;
Y:long_name = "Y; positive grid east" ;
Y:units = "km" ;
float X(X) ;
X:global_geospatial_min = "-6440" ;
X:global_geospatial_max = "6440" ;
X:global_geospatial_units = "km" ;
X:global_geospatial_resolution = "40" ;
X:long_name = "X; positive grid north" ;
X:units = "km" ;
float depth(depth) ;
depth:long_name = "depth relative to sea level" ;
depth:units = "km" ;
depth:positive = "down" ;
float voigtVs(depth, Y, X) ;
voigtVs:_FillValue = 99999.f ;
voigtVs:long_name = "Voigt average shear wave speed" ;
voigtVs:display_name = "Voigt average shear wave speed (km/s)" ;
voigtVs:units = "km.s-1" ;
voigtVs:missing_value = 99999.f ;
// global attributes:
:title = "Voigt average shear wave speed structure of Antarctica and the surrounding oceans" ;
:id = "ANT-20_voigtVs_kmps" ;
:data_revision = "r.0.0" ;
:summary = "ANT-20 is the 20th iteration model of the Voigt average shear wave speed structure obtained using the adjoint method; The model is most reliable south of 60 degrees South and between 60 and ~650 km depth." ;
:keywords = "antarctica, seismic, tomography, shear wave, S wave" ;
:Conventions = "CF-1.0" ;
:Metadata_Conventions = "Unidata Dataset Discovery v1.0" ;
:acknowledgment = "Model was provided by Andrew Lloyd, Lamont-Doherty Earth Observatory" ;
:history = "2020-10-29 14:51:55 UTC Converted to netCDF by GeoCSV_2_netCDF_3D.py V.2020.273 from ANT-20-voigtVs-0.0.csv\n",
"2020-09-15 00:00:00 UTC Converted to IRIS EMC GeoCSV2.0 format" ;
:comment = "The model is reported in Antarctic Polar Stereographic projection with latitude of true scale at -71 degrees south; the origin, (0,0)km, is at South Pole; Positive Y-axis along 0 degree longitude; Positive X-axis along 90 degree East longitude;" ;
:geospatial_X_min = -6440.f ;
:geospatial_X_max = 6440.f ;
:geospatial_X_units = "km" ;
:geospatial_X_resolution = 40.f ;
:geospatial_Y_min = -6440.f ;
:geospatial_Y_max = 6440.f ;
:geospatial_vertical_min = -4.f ;
:geospatial_vertical_max = 800.f ;
:geospatial_vertical_units = "km" ;
:geospatial_vertical_positive = "down" ;
:NCO = "netCDF Operators version 4.7.5 (Homepage = http://nco.sf.net, Code = http://github.com/nco/nco)" ;
:netcdf_file = "ANT-20_voigtVs_kmps.nc" ;
:reference = "Lloyd et al. (2020)" ;
:reference_pid = "doi:10.1029/2019JB017823" ;
:author_name = "Andrew J. Lloyd" ;
:author_email = "andrewl@ldeo.columbia.edu" ;
:author_institution = "Lamont-Doherty Earth Observatory" ;
:author_url = "" ;
:repository_name = "EMC" ;
:repository_institution = "IRIS DMC" ;
:repository_pid = "doi:10.17611/dp/emc.2020.ant20.1" ;
:grid_boundary_top_projected_y = 6440.f ;
:grid_boundary_bottom_projected_y = -6440.f ;
:grid_boundary_right_projected_x = 6440.f ;
:grid_boundary_left_projected_x = -6440.f ;
:projection = "EPSG:3031, https://epsg.io/3031" ;
:spatial_ref = "PROJCS[\"WGS 84 / Antarctic Polar Stereographic\",GEOGCS[\"WGS 84\",DATUM[\"WGS_1984\",SPHEROID[\"WGS 84\",6378137,298.257223563,AUTHORITY[\"EPSG\",\"7030\"]],AUTHORITY[\"EPSG\",\"6326\"]],PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4326\"]],PROJECTION[\"Polar_Stereographic\"],PARAMETER[\"latitude_of_origin\",-71],PARAMETER[\"central_meridian\",0],PARAMETER[\"scale_factor\",1],PARAMETER[\"false_easting\",0],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3031\"]]" ;
:proj4text = "+proj=stere +lat_0=-90 +lat_ts=-71 +lon_0=0 +k=1 +x_0=0 +y_0=0 +datum=WGS84 +units=m +no_defs" ;
:srid = "urn:ogc:def:crs:EPSG::3031" ;
:GeoTransform = "-2678407.5 240.0 0 2259847.5 0 -240.0" ;
:grid_mapping_name = "polar_stereographic" ;
:latitude_of_projection_origin = -71.f ;
:straight_vertical_longitude_from_pole = 0.f ;
:scale_factor_at_projection_origin = 1.f ;
:false_easting = 0.f ;
:false_northing = 0.f ;
:semi_major_axis = 6378.137f ;
:semi_minor_axis = 6356.752f ;
:inverse_flattening = 298.2572f ;
:proj_units = "meters" ;
:spatial_epsg = 3031.f ;
:model = "ANT-20" ;
data:
Y = -6440, -6400, -6360, -6320, -6280, -6240, -6200, -6160, -6120, -6080,
-6040, -6000, -5960, -5920, -5880, -5840, -5800, -5760, -5720, -5680,
-5640, -5600, -5560, -5520, -5480, -5440, -5400, -5360, -5320, -5280,
-5240, -5200, -5160, -5120, -5080, -5040, -5000, -4960, -4920, -4880,
-4840, -4800, -4760, -4720, -4680, -4640, -4600, -4560, -4520, -4480,
-4440, -4400, -4360, -4320, -4280, -4240, -4200, -4160, -4120, -4080,
-4040, -4000, -3960, -3920, -3880, -3840, -3800, -3760, -3720, -3680,
-3640, -3600, -3560, -3520, -3480, -3440, -3400, -3360, -3320, -3280,
-3240, -3200, -3160, -3120, -3080, -3040, -3000, -2960, -2920, -2880,
-2840, -2800, -2760, -2720, -2680, -2640, -2600, -2560, -2520, -2480,
-2440, -2400, -2360, -2320, -2280, -2240, -2200, -2160, -2120, -2080,
-2040, -2000, -1960, -1920, -1880, -1840, -1800, -1760, -1720, -1680,
-1640, -1600, -1560, -1520, -1480, -1440, -1400, -1360, -1320, -1280,
-1240, -1200, -1160, -1120, -1080, -1040, -1000, -960, -920, -880, -840,
-800, -760, -720, -680, -640, -600, -560, -520, -480, -440, -400, -360,
-320, -280, -240, -200, -160, -120, -80, -40, 0, 40, 80, 120, 160, 200,
240, 280, 320, 360, 400, 440, 480, 520, 560, 600, 640, 680, 720, 760,
800, 840, 880, 920, 960, 1000, 1040, 1080, 1120, 1160, 1200, 1240, 1280,
1320, 1360, 1400, 1440, 1480, 1520, 1560, 1600, 1640, 1680, 1720, 1760,
1800, 1840, 1880, 1920, 1960, 2000, 2040, 2080, 2120, 2160, 2200, 2240,
2280, 2320, 2360, 2400, 2440, 2480, 2520, 2560, 2600, 2640, 2680, 2720,
2760, 2800, 2840, 2880, 2920, 2960, 3000, 3040, 3080, 3120, 3160, 3200,
3240, 3280, 3320, 3360, 3400, 3440, 3480, 3520, 3560, 3600, 3640, 3680,
3720, 3760, 3800, 3840, 3880, 3920, 3960, 4000, 4040, 4080, 4120, 4160,
4200, 4240, 4280, 4320, 4360, 4400, 4440, 4480, 4520, 4560, 4600, 4640,
4680, 4720, 4760, 4800, 4840, 4880, 4920, 4960, 5000, 5040, 5080, 5120,
5160, 5200, 5240, 5280, 5320, 5360, 5400, 5440, 5480, 5520, 5560, 5600,
5640, 5680, 5720, 5760, 5800, 5840, 5880, 5920, 5960, 6000, 6040, 6080,
6120, 6160, 6200, 6240, 6280, 6320, 6360, 6400, 6440 ;
X = -6440, -6400, -6360, -6320, -6280, -6240, -6200, -6160, -6120, -6080,
-6040, -6000, -5960, -5920, -5880, -5840, -5800, -5760, -5720, -5680,
-5640, -5600, -5560, -5520, -5480, -5440, -5400, -5360, -5320, -5280,
-5240, -5200, -5160, -5120, -5080, -5040, -5000, -4960, -4920, -4880,
-4840, -4800, -4760, -4720, -4680, -4640, -4600, -4560, -4520, -4480,
-4440, -4400, -4360, -4320, -4280, -4240, -4200, -4160, -4120, -4080,
-4040, -4000, -3960, -3920, -3880, -3840, -3800, -3760, -3720, -3680,
-3640, -3600, -3560, -3520, -3480, -3440, -3400, -3360, -3320, -3280,
-3240, -3200, -3160, -3120, -3080, -3040, -3000, -2960, -2920, -2880,
-2840, -2800, -2760, -2720, -2680, -2640, -2600, -2560, -2520, -2480,
-2440, -2400, -2360, -2320, -2280, -2240, -2200, -2160, -2120, -2080,
-2040, -2000, -1960, -1920, -1880, -1840, -1800, -1760, -1720, -1680,
-1640, -1600, -1560, -1520, -1480, -1440, -1400, -1360, -1320, -1280,
-1240, -1200, -1160, -1120, -1080, -1040, -1000, -960, -920, -880, -840,
-800, -760, -720, -680, -640, -600, -560, -520, -480, -440, -400, -360,
-320, -280, -240, -200, -160, -120, -80, -40, 0, 40, 80, 120, 160, 200,
240, 280, 320, 360, 400, 440, 480, 520, 560, 600, 640, 680, 720, 760,
800, 840, 880, 920, 960, 1000, 1040, 1080, 1120, 1160, 1200, 1240, 1280,
1320, 1360, 1400, 1440, 1480, 1520, 1560, 1600, 1640, 1680, 1720, 1760,
1800, 1840, 1880, 1920, 1960, 2000, 2040, 2080, 2120, 2160, 2200, 2240,
2280, 2320, 2360, 2400, 2440, 2480, 2520, 2560, 2600, 2640, 2680, 2720,
2760, 2800, 2840, 2880, 2920, 2960, 3000, 3040, 3080, 3120, 3160, 3200,
3240, 3280, 3320, 3360, 3400, 3440, 3480, 3520, 3560, 3600, 3640, 3680,
3720, 3760, 3800, 3840, 3880, 3920, 3960, 4000, 4040, 4080, 4120, 4160,
4200, 4240, 4280, 4320, 4360, 4400, 4440, 4480, 4520, 4560, 4600, 4640,
4680, 4720, 4760, 4800, 4840, 4880, 4920, 4960, 5000, 5040, 5080, 5120,
5160, 5200, 5240, 5280, 5320, 5360, 5400, 5440, 5480, 5520, 5560, 5600,
5640, 5680, 5720, 5760, 5800, 5840, 5880, 5920, 5960, 6000, 6040, 6080,
6120, 6160, 6200, 6240, 6280, 6320, 6360, 6400, 6440 ;
depth = -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 20, 25, 30,
35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100, 105, 110, 115,
120, 125, 130, 135, 140, 145, 150, 155, 160, 165, 170, 175, 180, 185,
190, 195, 200, 205, 210, 215, 220, 225, 230, 235, 240, 245, 250, 255,
260, 265, 270, 275, 280, 285, 290, 295, 300, 305, 310, 315, 320, 325,
330, 335, 340, 345, 350, 355, 360, 365, 370, 375, 380, 385, 390, 395,
400, 405, 410, 415, 420, 425, 430, 435, 440, 445, 450, 455, 460, 465,
470, 475, 480, 485, 490, 495, 500, 505, 510, 515, 520, 525, 530, 535,
540, 545, 550, 555, 560, 565, 570, 575, 580, 585, 590, 595, 600, 605,
610, 615, 620, 625, 630, 635, 640, 645, 650, 655, 660, 665, 670, 675,
680, 685, 690, 695, 700, 705, 710, 715, 720, 725, 730, 735, 740, 745,
750, 755, 760, 765, 770, 775, 780, 785, 790, 795, 800 ;
}