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Ryan Wagner
at Apache Point Observatory
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Publications (2)
Proceedings Article | 29 August 2022 Poster + Paper
On-sky performance of the SDSS-V wide field corrector
Aidan Gray, Robert Barkhouser, Stephen Smee, Randy Hammond, Albert Harding, Solange Ramírez, Stefanie Wachter, Juna Kollmeier, Dmitry Bizyaev, Jamey Eriksen, Dylan Gatlin, Katie Grabowski, Karen Kinemuchi, Dan Long, Viktor Malanushenko, Fred Mrozek, Tracy Naugle, Audrey Oravetz, Daniel Oravetz, Kaike Pan, Ryan Wagner, John Wilson
Proceedings Volume 12184, 1218462 (2022) https://doi.org/10.1117/12.2630539
KEYWORDS: Telescopes, Optical filters, CCD cameras, Charge-coupled devices, Cameras, Image quality, Image filtering, Interfaces, Image processing, Control systems
Proceedings Article | 29 August 2022 Paper
External upgrades to improve the RV precision of the APOGEE Spectrographs
John Wilson, Jimmy Davidson, Chad Bender, Peter Dow, Matt Nelson, Liam Walters, Del Irving, Emily Farr, Sarah Tuttle, David Nidever, Nathan DeLee, Jon Holtzman, Steve Majewski, John Fox, Donald Harkins, Louis Green, Jamey Ericksen, Ryan Wagner, Mark Derwent, Colby Jurgenson, Rick Pogge, Stefanie Wachter, Solange Ramirez, Juna Kollmeier
Proceedings Volume 12184, 121847H (2022) https://doi.org/10.1117/12.2630231
KEYWORDS: Connectors, Calibration, Control systems, Spectrographs, Telescopes, Observatories, Fabry–Perot interferometers, Detector arrays
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