This system is no longer actively maintained and will be retired in the future. Consider migrating to the new Astro Data Lab interface which provides additional features.

Discover your data!

Use the data discovery tool below to explore image maps and overlay selected catalogs.

Base Image Layers:
Color map:
Choose Overlay Image Layers: Color Map:
1.
50%
2.
50%
3.
50%
4.
50%
Overlay Catalog Layers:

Shortcuts:

Notes: Map of log total exposure time from object exposures taken with Mosaic (1, 1.1, 2, and 3) and DECam instruments.

The Discovery Tool uses AladinLite. You can:
  • Click the magnifying glass to go to a coordinate or object
  • Click the layers button to select the Base image layer, an overlay image layer, or an overlay catalog layer
  • After selecting an overlay catalog layer, use the selection tool (Arrow button) to select a region and view a table of the selected rows