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  • May 4 - May 8 - Work on Mt. Hopkins Rd

    Work continues on the Mt. Hopkins Road around km 10. This area will be closed each day, except for openings at 8:00-8:30am, noon-12:30, and from 4:00pm-7:00am.  Also, crack sealing will be done at the Administration Complex (basecamp) on Tuesday, May 5. The parking lot at the Visitors Center will be closed for that day only. Call 520-879-4422 for daily recorded updates.


  • MMIRS Data Reduction Pipeline

    The MMT and Magellan Infrared Spectrograph (MMIRS) will be returning to the MMTO from Magellan this June. Observers interested in proposing for its spectroscopic capabilities may find this new paper of interest, which lists suggested observing guidelines and describes the publicly available data reduction pipeline.