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Add 4 horizontal grids for Brazil (IBGE source) (fixes OSGeo/proj-dat…
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../br_ibge_README.txt |
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# br_ibge_README.txt | ||
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The files in this section result from the conversion of datasets originating | ||
from [Instituto Brasileiro de Geografia e Estatistica - IBGE](https://www.ibge.gov.br/) | ||
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## Included grids | ||
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### Brazil: Corrego Alegre 1961 (EPSG:5524) to SIRGAS 2000 (EPSG:4674) | ||
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*Source*: [IBGE, ProGrid](ftp://geoftp.ibge.gov.br/informacoes_sobre_posicionamento_geodesico/sirgas/aplicativos/transformacao_coordenadas) | ||
*Format*: GeoTIFF converted from NTv2 | ||
*License*: [Creative Commons Attribution Share-Alike 4.0](https://creativecommons.org/licenses/by-sa/4.0/) | ||
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* br_ibge_CA61_003.tif | ||
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### Brazil: Corrego Alegre 1970-72 (EPSG:4225) to SIRGAS 2000 (EPSG:4674) | ||
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*Source*: [IBGE, ProGrid](ftp://geoftp.ibge.gov.br/informacoes_sobre_posicionamento_geodesico/sirgas/aplicativos/transformacao_coordenadas) | ||
*Format*: GeoTIFF converted from NTv2 | ||
*License*: [Creative Commons Attribution Share-Alike 4.0](https://creativecommons.org/licenses/by-sa/4.0/) | ||
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* br_ibge_CA7072_003.tif | ||
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### Brazil: SAD69 (EPSG:4618) to SIRGAS 2000 (EPSG:4674) | ||
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*Source*: [IBGE, ProGrid](ftp://geoftp.ibge.gov.br/informacoes_sobre_posicionamento_geodesico/sirgas/aplicativos/transformacao_coordenadas) | ||
*Format*: GeoTIFF converted from NTv2 | ||
*License*: [Creative Commons Attribution Share-Alike 4.0](https://creativecommons.org/licenses/by-sa/4.0/) | ||
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* br_ibge_SAD69_003.tif | ||
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### Brazil: SAD69(96) (EPSG:5527) to SIRGAS 2000 (EPSG:4674) | ||
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*Source*: [IBGE, ProGrid](ftp://geoftp.ibge.gov.br/informacoes_sobre_posicionamento_geodesico/sirgas/aplicativos/transformacao_coordenadas) | ||
*Format*: GeoTIFF converted from NTv2 | ||
*License*: [Creative Commons Attribution Share-Alike 4.0](https://creativecommons.org/licenses/by-sa/4.0/) | ||
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* br_ibge_SAD96_003.tif |
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