Research#astronomy🔬 ResearchAnalyzed: Jan 4, 2026 08:06

Precision Spectroscopy for 1.9 Million Galaxies from SDSS-IV: Improved Spectral Measurements and Catalogs for eBOSS

Published:Dec 19, 2025 21:28
1 min read
ArXiv

Analysis

This article reports on advancements in spectral measurements and catalogs derived from the Sloan Digital Sky Survey IV (SDSS-IV) for 1.9 million galaxies, specifically focusing on the extended Baryon Oscillation Spectroscopic Survey (eBOSS). The research likely improves the accuracy of measurements and provides a more comprehensive dataset for cosmological studies, particularly those related to baryon acoustic oscillations.

Reference

The article likely details the methodologies used for improving spectral measurements and the characteristics of the new catalogs.