Questions tagged [sentinel-hub]
A remote sensing and earth observation platform for Copernicus programme data products
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questions
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27 views
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 ...
3
votes
1answer
71 views
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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1answer
183 views
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 ...
0
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1answer
46 views
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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1answer
111 views
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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1answer
136 views
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 = ...
1
vote
1answer
500 views
Define 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 ...
0
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1answer
82 views
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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0answers
33 views
Invalid UUID string in sentinelhub when tryng to access satellite image
I'm trying to use sentinelhub package on jupyterlab notebook and for some reason I don't manage to be able to acess images.
When I use my credentials in the configuration at the beginning it works and ...
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2answers
128 views
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1answer
167 views
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"....
0
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1answer
100 views
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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117 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....
0
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1answer
72 views
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 ...
1
vote
1answer
74 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,
...
1
vote
1answer
118 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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18 views
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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0answers
72 views
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)) / ...
3
votes
1answer
361 views
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 ...
0
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1answer
114 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 ...
2
votes
1answer
208 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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0answers
666 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.
...
1
vote
0answers
135 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')...
1
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1answer
326 views
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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0answers
145 views
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 ...
0
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2answers
165 views
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, ...
0
votes
1answer
198 views
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 ...
0
votes
1answer
120 views
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 ...
1
vote
1answer
587 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 ...
5
votes
1answer
360 views
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 ...
