Electronically assisted astronomy EAA

Forums Photometry How useful are Video cameras for Photometry Electronically assisted astronomy EAA

Tim Haymes

Hello Alan,
EAA is a technique used a lot by astro-socs for live imaging in learning situations and demos, sometimes with colour cameras which are using longer exposures. There is quite a lot written about the subject.


This may give you some more ideas. The video camera we use most (WAT 910HX) can image bright deep sky objects at the longest exposure setting (5 sec) with a fast optical system.  (I have also used a  telephoto lens at F4). At a public meeting i showed visitors M42 through an 8″ F/4 with integrating video and some were recording my monitor with their mobile phones – a long way from science, but sows some seeds…