Skip to main content

Search datasets

#1 Federal
Einstein Catalog IPC EMSS Survey
- Organization: National Aeronautics and Space Administration
- Dataset Last Updated: October 27, 2026
This database table contains information from the Einstein Extended Medium Sensitivity Survey (EMSS) which consists of 835 serendipitous X-ray sources detected at or above 4 times the rms level in...
- HTML
- BIN
Search relevance: 381.31 | Views last month: 5 | Catalog Last Checked: October 29, 2026 at 09:19 PM
#2 Federal
Einstein Extended Source Survey
- Organization: National Aeronautics and Space Administration
- Dataset Last Updated: October 27, 2026
The Einstein Extended Source Survey (EXSS) catalog contains a list of extended sources found in the Einstein Observatory Imaging Proportional Counter (IPC) Database. The source detection algorithm...
- HTML
- BIN
Search relevance: 119.87 | Views last month: 1 | Catalog Last Checked: October 29, 2026 at 09:17 PM

Filter selections are applied on each click

Looking for U.S. government information and services?

Visit USA.gov