On some older maps the crater Gassendi A was called Clarkson, after the British amateur astronomer and selenographer Roland L. T. Clarkson, but this name is not officially recognized by the IAU and the name has been removed.
På ældre månekort kaldtes satellitkrateret "Gassendi A" for Clarkson efter den britiske amatørastronom og selenograf Roland L.T. Clarkson, men navnet blev ikke officielt godkendt af IAU.