oa Journal of the Astronomical Society of South Africa - Photographic astrometry with long focus telescopes

Volume 3, Issue 2
  • ISSN :



The first celestial photograph was taken by William C. Bond in 1850, when he was Director of the Harvard Observatory. This was an old-fashioned daguerrotype, whose usefulness was limited by its comparative insensitiveness. Later the wet collodion process provided the means of some advancement. But it was not until the invention of the dry plate that the era of photometric astrometry really began.

Loading full text...

Full text loading...


Article metrics loading...


This is a required field
Please enter a valid email address
Approval was a Success
Invalid data
An Error Occurred
Approval was partially successful, following selected items could not be processed due to error