<p>There is 1A, 1B I believe. Scroll down below Astronomy.</p>
<p>[UC</a> Davis General Catalog | Astronomy (AST) & Physics (PHY) Courses](<a href=“http://registrar.ucdavis.edu/UCDWebCatalog/programs/PHY/PHYcourses.html]UC”>http://registrar.ucdavis.edu/UCDWebCatalog/programs/PHY/PHYcourses.html)</p>