This is the link to the ZOOM recording of the 10 Sep 2025 Spectroscopy SIG meeting in which Tony Harding and I discussed our new Low Resolution Spectroscopic Atlas for Amateur Astrononomers.
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This is the link to the ZOOM recording of the 10 Sep 2025 Spectroscopy SIG meeting in which Tony Harding and I discussed our new Low Resolution Spectroscopic Atlas for Amateur Astrononomers.