Instrument Announcements

New GMOS-N flat field feature

September 8th, 2020

GMOS-N data taken between the nights of 31 August 2020 and 8 September 2020 show a new flat field feature from dust in the optics, as marked in the image below. A preliminary cleaning of the accessible GMOS optics performed during daytime on 3 September 2020 was not successful in removing the new dust feature and the overall effects were found to be negligible.

GPI warm up

March 19th, 2020

GPI is now warming up since Monday the 16th due to the unplanned shutdown due to the Covid-19 outbreak. The instrument is now safe in a shutdown state on the telescope.

Altair unavailable

February 13th, 2020

The Gemini North Adaptive Optics system, Altair, is currently offline due to problems with its deformable mirror (DM) electronics. Issues with other mechanisms on the optical bench have been resolved, however, we are still working on finding the root cause of the DM electronics failure. We are making progress but still need to test a number of components. We will have more updates by the end of February. Please email your contact scientist if you have any questions or concerns about the potential impact on your program.

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