Frequently asked questions (FAQ’s) 

The Data Portal enables you to access all ESO published data. It offers powerful tools to search and query data, and consume data via APIs. Detailed descriptions help you to get a clear understanding of each dataset.  Read more about the ESO Data Portal.   

For further information about accessing ESO Data Portal information with APIs, refer to our API guidance

The Query Builder feature allows you to build your own queries using the filter option. Integrate queries into your own tools using queries that we provide in the following programming languages:

  • cUrl 
  • Python 
  • JavaScript 
  • R script 
  • Pandas 

To build your query, click the “Add a filter” button and choose the filtered fields and values you wish to filter. 

For example:

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Data Portal Filter Query Builder

 

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Data Portal Filter Query Builder

 

You can then click on the “Query Builder” button, and you will be able to view and “Copy” the code, and integrate it in your own tool:

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Data Portal Filter Query Builder

 

Let us know what datasets, features or other improvements you’d like to see on the portal. Email us at [email protected] 

To get updates for your selected datasets, you’ll need to create an ESO account

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Data Portal Register ESO Account

 

It takes just a few minutes, and we only need your email address or your existing Microsoft account to set this up. 

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ESO User Account

 

Then, go to your chosen dataset where you can subscribe to updates. 

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Subscribe to dataset

 

Sign into your account to view and manage your subscriptions.  

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Subscribe to dataset

 

See our glossary of terms where you can browse for descriptions, definition of acronyms, abbreviations and commonly used terms.