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Questions tagged [sentinel2]

Sentinel-2 is a satellite constellation maintained by ESA used to monitor land variability. Use this tag for questions related to processing Sentinel-2 images & data. Add other tags of the programming language you are using, as appropriate.

81 questions
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How to download a sentinel images from google earth engine using python API in tfrecord

While trying to download sentinel image for a specific location, the tif file is generated by default in drive but its not readable by openCV or PIL.Image().Below is the code for the same. If I use the file format as tfrecord. There are no Images…
Mohit Anand
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"HTTP status 500 Internal Server Error :UnsupportedOperationException : Error creating stream from file"- SentinelAPI

I'm using SentinelAPI (from sentinelsat), to download Satellite imagery from sentinel. The code i'm using (not fully): from sentinelsat import SentinelAPI api = SentinelAPI(user, password, 'https://scihub.copernicus.eu/dhus') products =…
Alon8200
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6
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2 answers

Export Google Earth Engine RGB Sentinel-2 Imagery to Google Drive using Python API

This post isn't a question but a solution to a problem I have been trying to solve for a while. Hopefully somebody else will find the code useful! I wanted to export Sentinel-2 Satellite imagery…
Misc584
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How to create rayshader time-series animation using R?

I want to create a timelapse visualization of terrain motion using rayshader packages. I found this web article which gives a useful tip by using Venµs images. The script which in the article is…
Gokul Anand
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4
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1 answer

How to stack Sentinel bands?

I work with many Sentinel-2 images whose 12 strips I would like to stack into a single file. My images are in envi format (img and hdr). I tried to do the concatenation with the module rsgislib by applying the following code : import rsgislib from…
Axelle
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3
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1 answer

How to correct sentinel 2 baseline v0400 offset?

I'm processing Sentinel 2 L2A data in sen2r as downloaded from googlecloud and spotted an issue: if computing NDVI from bands 4 and 8 at 10 m resolution, I get an extreme offset after January 26th as exemplified by the last 7 values in the following…
Allan
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1 answer

Plot true color Sentinel-2A imagery in Matlab

Through a combination of non-matlab/non-native tools (GDAL) as well as native tools (geoimread) I can ingest Sentinel-2A data either a indiviual bands or as an RGB image having employed gdal merge. I'm stuck at a point where using imshow(I,…
John Chris
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3
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4 answers

How to select only a file type with os.listdir?

after having concatenated 10 strips of the same image, I want to convert them into reflectance and therefore divide them by 10,000. Nevertheless I have two types of files in my folders, except I want to apply my code only to my.img file and not to…
Axelle
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3
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1 answer

Load RGB image in python from ESA Sentinel-2 product and save with openCV

As from ESA snap, for a RGB image we should put Band 4 into Red Channel, Band 3 into Green Channel and Band 2 into Blue Channel. How can we read those bands with python into a numpy array so we could do whatever image processing we want and then…
Ioannis Nasios
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2
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2 answers

Downscaling sentinel-2 bands to 10m using R language

I'm trying to calculate NDRE using sentinel-2 bands in R language. The formula for NDRE = (nir-re)/(nir+re) nir- Near InfraRed (Band8) re - RedEdge (Band5) My Code: library(raster) library(RStoolbox) re_path <-…
Repsol Rider
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1 answer

Error ('Connection aborted.', ConnectionResetError(10054, 'An existing connection was forcibly closed by the remote host', None, 10054, None))

I am working on importing Sentinel 2 satellite images to jupyter notebook for applying raster analysis but while importing I have faced this issue: from sentinelsat import SentinelAPI user = 'Username' password = 'password' api = SentinelAPI(user,…
Ramez Saeed
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1 answer

How to use s2_mask() function in R to mask clouds in Sentinel 2 image?

I want to use the toolbox sen2r to process Sentinel 2 L2A data in R. I have already manually downloaded the images in .SAFE format. I have used the s2_translate() to convert .SAFE format to geotif: in_dir <- "D:/data/s2" out_dir…
dtanon
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0 answers

Google Earth Engine Sentinel-2 Level2 set to NaN clouds

I would like to set to NaN or Null all clouds to a cut section of a Sentinel-2 MSI level 2, for one band only if possible (not all RGB) I have used the following code: /** * Function to mask clouds using the Sentinel-2 QA band * @param {ee.Image}…
Gab
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How to display individual images by each date in google earth engine?

I am new to google earth engine and not so familiar with javascript. I want to display the cleared images (B4,B3,B2 bands) of Sentinel 2 by each dates in layers (each layer represent each date). The code is shown as below, but always get error 'no…
rtyme
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rstudio plotRGB Warning messages: 1: In .local(x, ...) : layer was changed to 1

I'm trying to plot an Sentinel2 Image in R. I want to use plotRGB to get a true color image. My script looks like that: library(raster) library(sp) library(rgdal) library(ggplot2) r=raster("Part1.tif") brick_r=brick(r) plotRGB(brick_r, r=1, g=2,…
Max
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