# \#summit-ops-update
**URL:** https://www.rubin.community/tag/summit-ops-update/524.md
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## [Summit technical progress (week ending 2026-10-23)](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-10-23/12868)
**Author:** [@bstalder](https://www.rubin.community/u/bstalder)\
**Replies:** 2\
**Last updated:** [October 24, 2026, 7:27pm UTC](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-10-23/12868 "2026-10-24T19:27:57Z")
Last week’s update ended with LSSTCam’s refrigeration system in a pressure-hold test and cooldown possibly starting over the weekend. This week the team on Cerro Pachón worked through the final checks on the camera’s ref…
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## [Summit technical progress (week ending 2026-10-09)](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-10-09/12815)
**Author:** [@bstalder](https://www.rubin.community/u/bstalder)\
**Replies:** 6\
**Last updated:** [October 17, 2026, 9:23pm UTC](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-10-09/12815 "2026-10-17T21:23:09Z")
Last week’s update described the observatory’s systems coming back to life. This week the team on Cerro Pachón started preparing the systems to go back on sky, while a run of winter weather slowed things down. We are sti…
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## [Summit technical progress (week ending 2026-10-02)](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-10-02/12801)
**Author:** [@bstalder](https://www.rubin.community/u/bstalder)\
**Replies:** 0\
**Last updated:** [October 2, 2026, 8:19pm UTC](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-10-02/12801 "2026-10-02T20:19:09Z")
Following on from last week’s update, the team on Cerro Pachón spent this week moving from bringing systems back to life toward actually exercising them. We are still off sky; here is where things stand as of October 2. …
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## [Summit technical progress (week ending 2026-09-25)](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-09-25/12773)
**Author:** [@bstalder](https://www.rubin.community/u/bstalder)\
**Replies:** 0\
**Last updated:** [September 25, 2026, 8:48pm UTC](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-09-25/12773 "2026-09-25T20:48:56Z")
The team on Cerro Pachón spent this week continuing the planned maintenance and recovery work in parallel. We are still off sky; here is where things stand as of September 25. Power Power supply stayed stable on genera…
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## [Summit technical progress (week ending 2026-09-18)](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-09-18/12718)
**Author:** [@bstalder](https://www.rubin.community/u/bstalder)\
**Replies:** 1\
**Last updated:** [September 19, 2026, 6:24pm UTC](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-09-18/12718 "2026-09-19T18:24:06Z")
Following on from last week’s update: our pre-storm planned maintenance downtime officially began on Monday, September 14. We are still off-sky; here is where things stand as of September 18. Power. The site remains on …
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## [Summit technical progress (week ending 2026-09-11)](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-09-11/12676)
**Author:** [@bstalder](https://www.rubin.community/u/bstalder)\
**Replies:** 0\
**Last updated:** [September 11, 2026, 8:23pm UTC](https://www.rubin.community/t/summit-technical-progress-week-ending-2026-09-11/12676 "2026-09-11T20:23:49Z")
Following up on Bob Blum’s note last week about power, cooling and communications, here’s a closer look at what the team on Cerro Pachón has been doing and where things stand as of September 11. Although we are still off…
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## [LSST Update 2026-07-17](https://www.rubin.community/t/lsst-update-2026-07-17/12305)
**Author:** [@bstalder](https://www.rubin.community/u/bstalder)\
**Replies:** 0\
**Last updated:** [July 17, 2026, 5:30pm UTC](https://www.rubin.community/t/lsst-update-2026-07-17/12305 "2026-07-17T17:30:07Z")
Following the completion of the Early Operations Phase, Rubin Observatory is now in its 3rd week of steady-state LSST survey operations. This week (dayObs 20260710 to 20260716), the telescope logged 22 hours of open-shut…