Days Postings
Blog Series
Copyright Notice
© Mark Biegert and Math Encounters, 2024. Publication of this material without express and written permission from this blog’s author and/or owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Mark Biegert and Math Encounters with appropriate and specific direction to the original content.
Disclaimer
All content provided on the mathscinotes.com blog is for informational purposes only. The owner of this blog makes no representations as to the accuracy or completeness of any information on this site or found by following any link on this site. The owner of mathscinotes.com will not be liable for any errors or omissions in this information nor for the availability of this information. The owner will not be liable for any losses, injuries, or damages from the display or use of this information.
Daily Archives: 18-March-2015
Cool Photo of Telescope Guide Stars
The use of adaptive optics requires that precise measurements be made of the disturbances present in the atmosphere so that they can be compensated for – a process known as deconvolution. These measurements are often made by reflecting light off of sodium atoms in the upper atmosphere. These reflections effectively create artificial stars known as guide stars (Figure 1). Continue reading
Posted in Astronomy
Comments Off on Cool Photo of Telescope Guide Stars