...
| VO Requirement | Value | Source |
|---|---|---|
access_url | ||
| access_estsize | files.filesize, or combined value for an image set | |
| dataproduct_type | 'image' | default |
| access_format | 'fits' | default |
obs_publisher_did | Obtained upon registering with the Virtual Observatory | |
| facility_name | 'NRAO' | default |
| t_resolution | images.image_integration_time | |
| t_xel | 1 | default |
| em_xel | 1 | default |
| pol_xel | 1 | default |
Thumbnail
you compute the sha1 of the file, the first two characters become the first level directory name, the second two the second level, down as far as you need. maybe three levels, then you put the file in that directory.
then we store the path, we make the tree visible to apache, we make the path part of the index, and the front end can show thumbnails