22–26 Sept 2025
Institut de Physique du Globe de Paris
Europe/Paris timezone

Identification of H II Regions through Cross-Matching LOFAR LoTSS DR-3 and WISE Catalogs

22 Sept 2025, 16:10
1m
Institut de Physique du Globe de Paris

Institut de Physique du Globe de Paris

1 Rue Jussieu 75005 Paris France

Speaker

Patrycja Szybowska

Description

H II regions are key tracers of recent star formation and Galactic structure. In this study, we present a method for identifying and characterizing H II regions by cross-matching data from the LOFAR Two-metre Sky Survey Data Release 3 (LoTSS DR-3) and the Wide-field Infrared Survey Explorer (WISE) catalog. Radio emission from LoTSS provides high-sensitivity, low-frequency observations, while WISE mid-infrared data effectively traces warm dust associated with massive star formation. Our analysis reveals a significant number of matches, including both known and candidate H II regions.

Author

Patrycja Szybowska

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