SPT-3G D1 Data Release

SPT-3G D1
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SPT Telescope - beautiful view of the telescope facing the auroral sky. Image credit - Jason_Gallicchio.

SPT Telescope - beautiful view of the telescope facing the auroral sky. Image credit - Jason_Gallicchio.

This page presents maps and other data products associated with the SPT-3G D1 release. The maps are described in Quan et al. (2026), and the other products are described in the papers referenced on the respective linked pages for the products.

The maps were produced using data from observations in 2019 and 2020 at 95, 150 and 220 GHz. In addition to the full maps, maps using various subsets of the data are provided that can be used to reproduce the consistency tests described by Quan et al. (2026).

A service of the HEASARC and of the Astrophysics Science Division at NASA/GSFC

HEASARC Director: Dr. Andrew F. Ptak

LAMBDA Director: Dr. Thomas M. Essinger-Hileman

NASA Official: Dr. Thomas M. Essinger-Hileman

Web Curator: Mr. Michael R. Greason