About HPF
Subscribe to our RSS feed!
-
Recent Posts
Archives
- November 2023
- July 2023
- June 2023
- May 2023
- February 2023
- September 2022
- November 2021
- August 2021
- June 2021
- May 2021
- November 2020
- October 2020
- September 2020
- July 2020
- June 2020
- May 2020
- April 2020
- February 2020
- February 2019
- December 2017
- March 2017
- October 2016
- August 2016
- March 2016
- December 2015
- June 2015
- March 2015
- January 2015
- December 2014
- November 2014
- October 2014
- September 2014
- August 2014
- July 2014
- June 2014
- May 2014
- April 2014
- March 2014
Categories
Category Archives: HPF Hardware
What to do when your star wanders
As we’ve mentioned in prior blog posts, high precision Doppler radial velocity (RV) measurements require extraordinarily stable instruments to measure the spectral shifts in the stellar absorption features induced by orbiting planets. How small are these shifts? A 10 cm/s velocity signal, … Continue reading
Posted in HPF Hardware
Comments Off on What to do when your star wanders
We Have a Cryostat
If you have been following the blog up to now, you have seen our discussion of the technical requirements and specifications for our cryostat — the giant, temperature-controlled vacuum chamber that will house the HPF instrument. The cryostat has been in … Continue reading
Posted in HPF Hardware, Project Development
Comments Off on We Have a Cryostat
The 2 square-inch detector at the heart of HPF
A little history Among the variety of components that make up HPF, the mammoth 10m Hobby-Eberly Telescope and the hefty 200lb diffraction grating are certainly the most imposing. Although these are among the best and most advanced tools in modern … Continue reading
Posted in HPF Hardware
Comments Off on The 2 square-inch detector at the heart of HPF