New observing manuals: DSLR Photometry and CCD Photometry
The AAVSO has two new observing manuals for our instrumental observers: the recently released AAVSO DSLR Observing Manual, and the newly-published AAVSO Guide to CCD Photometry.
The AAVSO has two new observing manuals for our instrumental observers: the recently released AAVSO DSLR Observing Manual, and the newly-published AAVSO Guide to CCD Photometry.