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The Southern Galactic Plane Survey: H <scp>i</scp> Observations and Analysis

The Southern Galactic Plane Survey: H <scp>i</scp> Observations and Analysis

We describe the HI component of the Southern Galactic Plane Survey (SGPS). The SGPS is a large-scale project to image at arcminute resolution the HI spectral line and 21 cm continuum emission in parts of the plane of the Milky Way. The survey covers Galactic longitudes 253 deg &lt; l …