Questions tagged [sentinel-hub]

A remote sensing and earth observation platform for Copernicus programme data products

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Less data from Sentinel 1B

I am trying to access Sentinel 1 data from Google Earth Engine. For my study area which is a part of the Himalayan region I am getting only few data from Sentinel 1B for the year 2019 and I am not ...
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Pixel value differences in image downloaded through STAC api & Sentinel hub api

I downloaded same tile from AWS & Sentinel API. I compared pixel values for both and they differ by 1000. For example, consider red band. The value at 0,0 (row,column) for the image from Sentinel ...
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LANDSAT-7 strange strip on SWIR bands (B5 and B7)

I was exploring Landsat 7 data on SentinelHub and came across with this strange strip in the SWIR band B7 (also B5): By placing a pin in this strip and exploring the stats, I found that there is no ...
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Google Earth Engine and Sentinel-2 L2A processing update

As of 25-January-2022 ESA has updated its processing baseline for Sentinel-2 Therefore, Sentinel-2 L2A Bottom of Atmosphere (BOA) reflectance (L2A_BOA) should be retrieved using L2A_BOAi = (L2A_DNi + ...
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Searching for images using instance_id instead bearer token in sentinel-hub service

When searching for images in sentinel-hub, can I search for images (in browser address line) using INSTANCE_ID instead bearer token (acquired after authentication)? I'm asking it aiming avoid various ...
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Sentinel-2 L2A metadata XML

I am trying to select Sentinel-2 L2A scenes that have low cloud cover. How should I interpret the difference between these three types of cloudy pixel % values captured here? I made this image based ...
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SentinelHub WebFeatureService - finding the right tile from coordinates

I'm trying to obtain satellite data for given coordinates by AWS, following tutorial here: https://sentinelhub-py.readthedocs.io/en/latest/examples/aws_request.html What I'm getting is multiple tiles, ...
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Problem in downloading specific bands of one Sentinel product

I'm working on developing software through it user can upload a .shp file containing some areas and see the NDVI as a WMS layer on map. To achieve this, at first step, after uploading spatial data by ...
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Reproject NumPy ndarray without saving as TIFF

I have NumPy ndarray with shape (1063,2116,12) (has 12 bands). The ndarray has non geographical data, but I do have its' transform affine and the crs. I want to give this geographical data to the ...
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Get the correct transform from bounding box with Rasterio

I have image as numpy array with no projection or geographical data and I have information of the bouding box of this numpy array (the image suppose to match perfectly the bbox). The bbox is ...
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How to fetch multiple images using Sentinel-Hub's EO Browser Custom script?

I'd like to use the floods Sentinel-hub Playground custom script in EO Browser so that I may download the result as geoTiff. https://github.com/sentinel-hub/custom-scripts/tree/master/sentinel-1/...
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Plotting high latitude bounding box using cartopy

I have used the sentinelhub python api to download a Sentinel-1 scene corresponding to the north coast of greenland where a bounding box defined by lon-lat is highly distorted. I have tried a few ...
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Sentinel-1 radar data all zeros with Python SentinelHub API

I am requesting Sentinel-1 SAR data but rather than throwing an error the code is just returning zeros. My request: bbox = BBox([-145.8, 60.96, -146.5, 61.38], crs=CRS.WGS84) bbox_size = ...
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Defining Affine transform with rasterio

I have transform vector that I have gotten from bbox with sentinelhub: transform=bbox.get_transform_vector(10,10) >>> (-101.7359960059834, 10.0, 0, 20.8312118894487, 0, -10.0) The type of ...
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Request Sentinel1 data with sentinelhub API doesn't work

I'm trying to acess Sentinel1 images using sentinelhub API with Jupyter lab notebook. I'm getting error messages and I don't understand why I get them. This is how I try to acess umages with IW (as ...
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245 views

sentinelsat vs sentinelhub

What is the difference between sentinelsat and sentinelhub?
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Authentification failed when using SentinelHub Plugin in QGIS

I downloaded SentinelHub v2 plugin into QGIS 3.14. When I want to log in with my ID (from SentinelHub / Configuration Utility / ID) it says "Authentification failed, check your credentials"....
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Downloading all images in time interval with WMS getmap request

I'm trying to download sentinel-2 satellite images from sentinel-hub (https://www.sentinel-hub.com/) via WMS requests. The request allows me to specify a time interval with the time parameter but the ...
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219 views

Slow download speeds from Copernicus?

I'm downloading Sentinel 3 and 5p data using the dhusget.sh script provided here: https://scihub.copernicus.eu/twiki/do/view/SciHubUserGuide/BatchScripting?redirectedfrom=SciHubUserGuide....
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Seeking Sentinel L1C images (.SAFE) from 2015-2019 since no longer available on Copernicus Open Access Hub

I am looking for Sentinel images from before 2019 in L1C quality and .SAFE format, as I want to correct them with sen2cor in SNAP to convert them to L2A quality. Where can I find them now that they ...
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104 views

Downloading Sentinel-1 VH time-series for polygon

from sentinelhub import FisRequest, Geometry, CRS time_interval = (start_date.strftime("%Y-%m-%d"), end_date.strftime("%Y-%m-%d")) fis_request = FisRequest(layer=XXX, ...
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207 views

Sentinel-2 Hub & satellite imagery data format

I acquire the raw JP2 imagery files from the Sentinel-2 project. Let's say I've selected a tile for a given sampling period and band (e.g. B01). Then, after using Python tools provided from here, I ...
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Obtaining Sentinel raster for API [duplicate]

I need to download some Sentinel images from scihub-Copernicus to use them on an application. Does anyone know how to obtain the sentinel raster for a region (I have the polygon coordinates) using ...
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Calculation of TOA radiance from Sentinel-2 1C product reflectance

I was trying to convert the Sentinel-2 1C product to radiance and came across two links first once says radiance = ((pixelValueBandX * cos(incidenceAngle) * solarIrradianceBandX) / (pi * d2)) / ...
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Satellite image disappearing when zooming in

I'm trying to get a satellite image using the SentinelHub plug in. This works, however, when I zoom in to make my other layers clearer (roads etc.) the satellite image disappears and the background ...
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142 views

Calibration annotation data for Sentinel-1 images downloaded from Sentinel Hub?

I received some Sentinel-1 tiff images that were downloaded via the WCS service, so they're just the tiff files, not the full SAFE-format products. They're for the IW GRD product, and my ...
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2 votes
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247 views

Sentinelsat: Error trying to download from Norweigan mirror colhub.met.no

I am trying to download the Sentinel 2 images over an area of Western Norway. Since the ESA archive is very slow, I am trying to use the Norwegian mirror for Sentinel instead (https://colhub.met.no/#/...
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853 views

Zooming in to area using Copernicus Open Access Hub?

I can pan but I cannot zoom in when using the Copernicus Open Access Hub. This makes it difficult to order data. I need to know how to zoom in on an area. I know how to zoom to a product. ...
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157 views

How to add footprint parameter into ODATA API query (Sentinel-hub search)?

As mentioned in the FAQ about OData API usage I can perform such queries to search Sentinel-2 scenes: https://scihub.copernicus.eu/dhus/odata/v1/Products?$format=json&$filter=startswith(Name,'S2')...
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Extraction of Cloud Coverage percentages of Sentinel 2 images

I have to download S2A images over a large area from 2016 March to 2019 January. Before start downloading data, first I want to know cloud coverage percentages of all the images over this period. Is ...
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How to detect cloud's shadows with Sentinel2/SentinelHub?

I'm trying to detect clouds and their shadows on Sentinel2 images with SentinelHub service. For clouds detection, SentinelHub team has developed a good tool but I would like to detect cloud's shadow ...
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How to get latest picture of my city from sentinel 2?

I was trying to get latest picture of my city from Sentinel 2, but had no success. I have registered on Copernicus website, found my city and drew a square around it. Then I clicked the "search" icon, ...
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Filter sentinel 2 images that have empty areas

When trying to download a clipped area from the sentinelhub API python library, it returns images from 2 different orbits: One that passes right on top (Right pic), and the image is full, and a orbit ...
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Changes in extent in sentinel image while calibration with snap tool

i have a problem with the extents of my sentinel 1 image, actually as shown in the image above, am selecting the frame 1 to download from ESA, when i process the snap tool to calibrate i only get the ...
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1 answer
709 views

sentinelsat Python API error in download

I am having a go at using the sentinelsat python API to download satellite imagery. However, I am receiving error messages when I try to convert to a pandas dataframe. This code works and downloads my ...
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5 votes
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Constrast stretching Sentinel-2 L1C

I've just read the new post at Medium about Sentinel-2 color correction with Sentinel Playground. It says that The default gain factor is set to 2.5, which corresponds to white-point reflectance of ...
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