DESI Survey (@desisurvey )

DESI Survey

Bio The DESI Survey will measure the properties of Dark Energy using a survey of 30+ million galaxy redshifts.
Location Kitt Peak, AZ
Tweets 219
Followers 956
Following 103
Account created 09-01-2015 20:55:43
ID 2970290816

iPhone : 🔭 Now complete telescope instrument is poised to begin its search for answers about #darkenergy. DESI Survey LBNL Physics Division
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newscenter.lbl.gov/2020/06/01/now…

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Twitter Web App : Now Complete, Telescope Instrument is Poised to Begin Its Search for Answers About Dark Energy newscenter.lbl.gov/2020/06/01/now… via Berkeley Lab

iPhone : Congratulations to the DESI Survey for CD-4 approval from DOE Science! This important milestone marks the formal end of construction. It has been been very rewarding to work on this project with such a dedicated and talented team, and we are all very excited to start the survey!

iPhone : A quick timelapse from inside the closed 4m dome. Each evening after the daytime engineering team have left, but
before its dark enough to observe, we calibrate DESI Survey with flat field and wavelength lamps... the process takes about 75 minutes:

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iPhone : What is actually making up 70 percent of the universe’s energy? We don’t know yet, but projects like Dark Energy Survey & @DESIsurvey supported by @Energy will reveal more #ICYMI energy.gov/science/articl…

iPhone : and if some of you want to explore interactively with the Sky Viewer (zoom in/out, pan, display different layers, etc.) you can go here: legacysurvey.org/viewer?ra=47.8…

iPhone : Looking directly up inside the seven-storey tall concrete cylinder (the pier) on which the 4m telescope sits, with a 180 degree lens at the centre of the floor