Value Added Catalogs

In addition to the primary SDSS photometry and spectroscopy, there are a few extra catalogs created by our collaborators that are distributed through the SAS.

Value-Added Catalogs (VACs) for all data releases, including updates to some of these, are available from the Value Added Catalogs page of the DR17 website.

DR16
eBOSS
No CAS
QSO
Hélion du Mas des Bourboux et al.
Catalog of fluctuations of the Lyman-alpha transmitted flux fraction in the Lyman-alpha and Lyman-beta spectral regions in BOSS and eBOSS spectra, as used for the DR16 BAO measurement.

DR14
DR16
SPIDERS
No CAS
GALAXY
Mara Salvato et al.
Multi-wavelength characterization of active galactic nuclei (AGN) from the ROSAT All-Sky Survey, based on X-ray, optical, infra-red and radio data.

Value-added catalogs last updated: 2022-06-24 08:42:58