Questions tagged [stac]

Related to the SpatioTemporal Asset Catalog (STAC-spec)

Filter by
Sorted by
Tagged with
0 votes
1 answer
19 views

"GDALWarpOptions.Validate(): hSrcDS is not set" when reading a VRT pointing to a STACTA

Using rasterio.open() I was trying to read a VRT. This VRT pointed to another VRT and this in turn pointed to a STACTA file. This error message appeared: rasterio.errors.RasterioIOError: Read or write ...
user avatar
0 votes
1 answer
38 views

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 ...
user avatar
  • 25
1 vote
1 answer
135 views

Create STAC catalog file for my s3 bucket

I have s3 private bucket which contains .tif files. Now, I need to create STAC file like the following: https://earth-search.aws.element84.com/v0 https://earthengine-stac.storage.googleapis.com/...
user avatar
1 vote
2 answers
94 views

How can I cover an AOI with a subset of image extents?

I’ve been experimenting with a problem that I have not found a friendly and simple solution for yet. Curious to know if any of you have already solved this problem. Given a AOI and a set of image ...
user avatar
2 votes
1 answer
135 views

Data indexing from DEAfrica STAC is not working

I am trying to index some Sentinel-1 data from the DEAfric STAC catalogue and have added the product using the following command docker-compose exec jupyter datacube product add https://raw....
user avatar
  • 105
2 votes
1 answer
156 views

Intake-STAC: KeyError: 'open_stac_item_collection'

I downloaded the AWS Earth search notebook from the intake-stac examples and whithout changing anything. Just run the cells... But I've got everytime the error: KeyError: 'open_stac_item_collection' ...
user avatar
1 vote
0 answers
273 views

Is there any STAC catalog available for Sentinel-2 data on Google Cloud?

We are looking for a fast and optimum way of discovering and downloading Sentinel-2 data from Google Cloud using Python. We have tried using index data in BigQuery and it works. However, we have also ...
user avatar
  • 11
0 votes
1 answer
230 views

What is the difference in purpose between STAC and OGC services?

I am confused about the purpose of the Spatiotemporal Asset Catalog. How does it differ from OGC services which specify accessing data through various services? Is it another service?
user avatar
  • 13