It’s a MAPS/MIRAC run! The semester is still 2023B but the year is 2024 and we are back commissioning again, this time the 10 micron Geosnap-enabled instrument MIRAC. Tonight we spent a lot of time on alignment, as we have changed pretty much everything post-telescope, from the dichroic to the detector placement! Pointing and centering with non-linear tri-axial mounts on a cold night in the dome made us really appreciate the bright wintry touches:
Here are some neat alignment tricks: And don’t forget the pupil imager lens!
After alignment, we got some closed loop calibrations and have also been training new AO operators!
Blog Rules for the Jan. 2024 (2023B) Run:
- There must be a post per night.
- There must be an animal of the day/night.
Today’s animal of the day is a coatimundi or coati https://en.wikipedia.org/wiki/Coati
5 of us saw this one as we caravanned up the MMT access road around 4pm near the basecamp: