![Electron density measured from [SII] line ratios](https://noirlab.edu/public/media/archives/images/thumb700x/geminiann09020b.jpg)
International Gemini Observatory/NOIRLab/NSF/AURA
Electron density measured from [SII] line ratios
Electron density measured from [SII] line ratios in the GMOS IFU data. The density generally declines along the minor axis of M82, and the highest densities arise in very compact regions, though not in the starburst complexes themselves
