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"Hours Worked" is defined as time actually spent with the 3-meter telescope open to the sky, beginning with the first setting of the night and ending when the dome is closed. | |
"Available Hours" is defined as the period between 12-degree twilight and 12-degree dawn. | |
Note that the graphs do not include data for August to September, 1996. | |
Thanks to Kostas Chloros and Shelley Wright for compiling the data from the original logs. |