PRODIGE – Envelope to disk with NOEMA - VIII. Sulfur oxides trace a shock caused by a streamer in the inner envelope of a protostar

Open Access

Fig. 4

SO₂ spectra (gray) at the location of the peaks together with the best-fit (dashed black lines) Gaussian models. Peak 1 has two Gaussian components, a narrow one (orange, σ_v < 1.8 km s⁻¹) and a wide one (blue, σ_v > 1.8 km s⁻¹), whereas peak 2 has just one component (narrow).

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