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Questions tagged [satellite-image]

Satellite imagery (also Earth observation imagery or spaceborne photography) are images of Earth or other planets collected by imaging satellites operated by governments and businesses around the world. Satellite imaging companies sell images by licensing them to governments and businesses such as Apple Maps and Google Maps.

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Plotting tiles of nighttime lights from multiple h5 files into one big map

I am trying to create a map of nighttime lights for Europe. Data source is NASA and I am using their VNP46A1 data for 2022/03/27 (you can find the exact files in my Dropbox, too). For downloading the data, I select the whole EU region which results…
confused student
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Taking differences along time axis for the data with irregular overpass time

I wonder how to take differences along the time axis of data with the irregular overpass time with Xarray. Data: NASA SMAP L3 soil moisture data, regularly gridded Irregular overpass time. Two- or three-daily, depending on the overpass. Missing…
raraki
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How to download a land cover image using geemap?

I am trying to download an image from gee using the geemap python library, from the Dynamic Earth land cover dataset for a particular lat/long. However, I'm struggling using the geemap.download_ee_image() function as the land cover data is not…
Andy Walton
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Get intersection of 2 tif files

I have 2 tiff files which use the EPSG:32637 coordinate system. I want to clip their intersection region and save it separately as tiff files. As a result, the output tiff files have the same upper_left and lower_right coordinates and the same…
Muhammad Muneeb Ur Rahman
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Get a single TIFF using multiple TIFFs and masks

I'm working with satellite imagery (from Sentinel-2), in particular with cloud detection and cloud cleaning. I got a batch of images of the same area, but in different periods: From these images, you can see that the position of the clouds is…
Salvatore Danilo Palumbo
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Change number of bands in rasterio

I'm working with some TIFF images, and I want to add another band to an existing image. Here's the code that I use to read the image: # Read the image image = rasterio.open('input.tiff') with rasterio.open("input.tiff", 'r+') as src: crs =…
Salvatore Danilo Palumbo
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Crop TIFF using JPG mask

I'm currently working on cloud removals from satellite data (I'm pretty new). This is the image I'm working on (TIFF) And this is the mask, where black pixels represent clouds (JPG) I'm trying to remove the clouds from the TIFF, using the mask to…
Salvatore Danilo Palumbo
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Plotting multiple datasets with plotly.express geo_scatter

I am currently trying to model an orbiting satellite using scatter_geo. I can model currently the flight path around the Earth fine. My issue is, unlike matplotlib, I cant seem to make a subplot usng the figure property. Ive been looking through the…
jtmt2000
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How do I use Lantmäteriet's satellite images over Sweden in MapBox GL JS?

I've spent so many hours over many months (on and off) trying to figure out how to get this to work. It never works, yet I highly suspect that the solution is very simple. I use MapBox GL JS with the MapBox.com satellite images. These are very poor,…
Homer
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Radiometric corrections with R

I am trying to convert Landsat 8 files to reflectance via R / RStoolbox I am using a script with the following code: metaData <- readMeta("LC08_L1TP_183033_20210623_20210630_02_T1_MTL.txt") lsat <-…
Olivier Theureaux
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Get image statistic table on Google Earth Engine

I would like to have a look at my raster statistics, similar to freq(raster) in R, but in Google Earth Engine. I would like to know which pixel value appears how often (it is a classified raster). I can't seem to find the right ee function for this.…
Ezra
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Xarray plot not working when I call plot()

I'm very new to Xarray, up until now I have been doing all of my remote sensing analysis in R. I'm working with netcdf files of Sentinel 5P air pollution data. I've regrid the data and reduced the file size using the harp package. Now, I want to see…
Priya Patel
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Plotting lat and lon on satellite image using MetPy's Declarative syntax

I am attempting to find a way to visualize the separate regions/phases of the MJO. I believe one way to do so would be by plotting the longitude lines that separate each phase region (at roughly 60E, 80E, 100E, 120E, 140E, 160E, 180), but I am…
bedettmann
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Pytorch load data in mini batches

I have a folder of images as such Images | |__img1 | |__img1_b01.tiff | |__img1_b02.tiff | |__img1_b03.tiff | |__img1_b04.tiff | |__img1_b05.tiff | |__img2 | |__img2_b02.tiff | |__img2_b02.tiff | |__img2_b03.tiff | …
manlike
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Import and cut (grid) satellite image via Python

Can you help me with this? I need to know which Python code (library / package) allows me to download Landsat 8 image (a specific orbit / point) directly from Earth Explorer. AND, ALSO, I will take only 3 (three) cutouts of 270 x 270 Landsat 8…
RAYANE SODRÉ
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