http://astronomy.nmsu.edu/apo-wiki/ 2026-05-08T07:48:53+00:00 http://astronomy.nmsu.edu/apo-wiki/ http://astronomy.nmsu.edu/apo-wiki/lib/exe/fetch.php?media=wiki:logo.png text/html 2023-09-05T18:01:02+00:00 Anonymous (anonymous@undisclosed.example.com) http://astronomy.nmsu.edu/apo-wiki/doku.php?id=arctic:arcticspeed&rev=1693936862&do=diff ARCTIC Speed Tests, July 2023 conducted by Russet McMillan The image overhead for ARCTIC also includes a time for writing the image to disk. This can be a significant fraction of a second, and it may vary at different times of day because the computers at APO are supposed to minimize background tasks at night. Russet tested the full overhead by comparing start times for a sequence of 5s images (this means you should subtract 5s from the times listed below to get the overhead, and the dead time…