In the last years, APEX has been significantly improved by upgrades of the antenna itself as well as new heterodyne instruments highly complementary to ALMA and other observatories. A new large-format, dual frequency continuum camera operating at 350 and 870 Read More …
APEX News
It was a beautiful CONCERTO
The CONCERTO instrument era -at APEX- ended with the removal of the instrument from the APEX telescope C-cabin. CONCERTO was fully installed and commissioned during 2020 and 2021, in the middle of the hard restrictions due to the pandemic (https://neel.cnrs.fr/institut-neel/science-societe/concerto) Read More …
APEX-OP23+ in full swing
After an unusually long altiplanic winter that extended into April 2023, APEX is back in full Science Operations. A lot happened during the summer maintenance (a.k.a. Summer Shutdown 2023) that was heavily affected by the bad weather. Still, all critical Read More …
5000h on Sky: a major milestone and absolute record.
During Ringberg meeting in 09 of January 2023, it was made public a major milestone in the history of APEX: reaching 5000 hours on sky in 2022. This achievement was possible due to the constant work and the commitment of Read More …
Summer Shutdown 2023 / Technical works starting
As every year around this time, we enter into a very intense technical maintenance period: The Summer shutdown 2023 -or SSD23. Different types of maintenances and upgrades are carried out during the SSD23: Instruments. telescope, servers, network, electrical and more. Read More …
A new era for APEX
2022 marks the end of an era for APEX as the OSO / ESO / MPIfR fruitful partnership also ends with the year. It has been an incredible ride together, with outstanding scientific accomplishments, always pushing technology boundaries with state-of-the-art Read More …
Seasonal greetings from APEX!
The Earth is completing yet another turn around the Sun, leading us toward 2022. This has been a year full of challenges in many ways. Overall, it has been a successful year for the observatory and we want to celebrate Read More …
Science schedule 2022 online
Dear APEX community, the Science schedule defining the dates of the different observing blocks for the APEX partners has been recently agreed and approved in the last board meeting. You can find now the schedule online.
Now online our historical database of line reference spectra
We are making available a database with reference spectra (individual scans) taken with all heterodyne receivers at APEX. You can visit this list if you want to check for calibration variations between different epochs, for example if your project was Read More …
OTF estimator updated to v10.0
We have just updated our On-the-fly time calculator to v10.0, fixing a mistake in the time estimation that we had introduced in the previous version. As a consequence, now time estimates can be considerably longer, especially for deep integrations where Read More …