An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.
The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.
The basic schedule of operations is a 7 week cycle entailing 38 days of operations followed by approximately 10 days of down time for maintenance.
To view the complete source operating schedule, please visit the 2019-2020 Operations Schedule