Questions tagged [sentinel-hub]
A remote sensing and earth observation platform for Copernicus programme data products
11
questions
0
votes
1answer
41 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
35 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/#/...
1
vote
0answers
50 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
71 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')...
0
votes
1answer
87 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 ...
0
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0answers
77 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
votes
2answers
72 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
61 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
58 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
273 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
242 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 ...
