Welcome to the QhX Hub

Explore, visualize, and export Active Galactic Nuclei data.
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Access tiers

Citizen Scientist (default): sign in with Google or ORCID → explore the hub in limited-access mode.
Scientist (approved): ORCID sign-in + request review → full research tools & export features.

Scientist access is approved only for users with LSST data rights (e.g., authorized Rubin/LSST collaborators) or by invitation from the QhX team.

Important: To submit a Scientist access request you must sign in with ORCID. Requests are approved only for users with LSST data rights.

Google sign-in is best for Citizen Scientist access (quick start).

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ORCID is required to request Scientist access (LSST data rights).

Everyone starts as Citizen Scientist. If you have LSST data rights and need research tools, please sign in with ORCID and submit a Scientist access request.

By signing in with Google or ORCID, you agree to our Terms of Use and acknowledge our Privacy Notice.