Hello, I tried it to get radiance from command line too but had an error as well with metadata recognition:
[image: image.png] Thanks a lot On Sun, Jun 16, 2019 at 5:19 PM Gabriel Cotlier <[email protected]> wrote: > Dear Vero, > > I could finally load the landsat 8 L1C data, is just two bands 4 and 5 for > NDVI calculation, didn't created a mapset just used PERMANT, but my > workflow is > > Step 1 - DN>Radiance with > *i.landsat.toar * > Step* 2- Raniance> Surface_Reflectance with i.atcorr *using different > methods DOS2 and DOS4 to compare > > *For step 1: to get radinace from DN* > > A) set working directory where the data is: > > cd > "C:\Users\Gabriel\Documents\grassdata\LC08_L1TP_227083_20180315_20180320_01_T1" > > B) calculate Radiance for each band separately : > > i.landsat.toar -r > input=LC08_L1TP_227083_20180315_20180320_01_T1_B4@PERMANENT > output=LC08_L1TP_227083_20180315_20180320_01_T1_B4_toar > metfile=C:\Users\Gabriel\Documents\grassdata\LC08_L1TP_227083_20180315_20180320_01_T1\LC08_L1TP_227083_20180315_20180320_01_T1_MTL.txt > sensor=oli8 date=2018-03-15 sun_elevation=45.06637424 > product_date=2018-03-20 > > however go the error was: > [image: image.png] > appears not to be reading the data from PERMANENT? > Thanks a lot > Gabriel > > > > >
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