如何立即识别我的.tif文件在哪个CRS中



我目前正在处理一个tif文件,但我无法理解该文件。其元数据为:

driver GTiff
dtype float32
nodata -9999.0
width 523
height 582
count 1
crs PROJCS["WGS_1984_EPSG_Alaska_Polar_Stereographic",GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4326"]],PROJECTION["Stereographic"],PARAMETER["latitude_of_origin",90],PARAMETER["central_meridian",-150],PARAMETER["scale_factor",0.994],PARAMETER["false_easting",2000000],PARAMETER["false_northing",2000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH]]
transform | 125.52, 0.00, 2522546.90|
| 0.00,-125.52,-1317885.15|
| 0.00, 0.00, 1.00|
Data minimum, maximum =  -9999.0 1557.6232

如果我在QGIS上打开它,CRS是未知的,我永远不知道哪个AUTHORITY参数描述了我的tif的CRS。你有办法知道在所有EPSG声明的元数据中,哪个CRS管理tif吗?

您通常可以在http://epsg.io-在这种情况下,它发现EPSG:5936。

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