[Astronomy seminar] Astronomy Department Seminar - November 26th Jeff Cooke

[Astronomy seminar announcements]

Reminder - Jeff's seminar is in half an hour.

C

On 22/11/2021 13:33, Chris Usher wrote:
>
> Hello
>
> On Friday the 26th we have the next astronomy seminar with Jeff Cooke 
> (Swinburne University of Technology) at 10:30 via Zoom.
>
> *The Deeper, Wider, Faster program and the Keck Wide-Field Imager*
>
> In this talk, I will first discuss the Deeper, Wider, Faster (DWF) 
> program, an innovative all-wavelength program chasing the fastest 
> bursts in the Universe. Fast transients with millisecond-to-hours 
> durations are observed and predicted at all wavelengths, such as fast 
> radio bursts (FRBs), supernova shock breakouts, GRBs and their 
> afterglows, X-ray bursts, Type Ia supernova/companion star collisions, 
> kilonovae, blitzars, and other exotic events, with most classes having 
> no detections or a few serendipitous observations to date. DWF 
> coordinates over 80 radio through gamma-ray telescopes and particle 
> detectors located on every continent and in space to simultaneously 
> gather deep, wide-field, fast-cadenced observations before, during, 
> and after the fast events before they quickly fade. DWF performs 
> real-time (seconds) data processing and transient identification to 
> trigger rapid-response spectroscopy and imaging on program-coordinated 
> 8m-class optical, radio, and high-energy telescopes and DWF 
> coordinates later-time observations, as some fast transients are 
> associated with longer-duration events (e.g., supernova shock 
> breakouts). I will conclude by discussing the proposed Keck Wide-Field 
> Imager (KWFI), a UV-sensitive optical (3000-10000A) imager that will 
> be the most powerful wide-field imager in the world for the 
> foreseeable future. KWFI will progress fast transient science, as well 
> as nearly every other area of astronomy, from the solar system to the 
> high redshift Universe, including radio, high-energy, and 
> gravitational wave research. I will describe how KWFI, with its 
> extreme depths and blue sensitivities (e.g., m ~ 28 in ~1-2 hrs) over 
> wide fields, will enable science that cannot be done on any other 
> telescope, including future 30m-class telescopes, and will provide 
> deep photometry essential for upcoming facilities, such as the E-ELT, 
> wide-field 10m-class spectrographs, gravitational wave detectors, and 
> the JWST, Roman, and Euclid space missions.
>
> We are trying something new this year with leaving the Zoom call open 
> after the formal hour of the seminar is up to allow the speaker, if 
> they wish, to chat informally with anyone who is interested.
>
> Thanks
>
> Chris and Tine
>
> Christopher Usher is inviting you to a scheduled Zoom meeting.
>
> Topic: Astronomy Seminar - Jeff Cooke
> Time: Nov 26, 2021 10:30 AM Stockholm
>
> Join Zoom Meeting
> https://stockholmuniversity.zoom.us/j/63061726531?pwd=WWtYVVRwR3ZtZFhGR3Foa1pBWnE1QT09 
>
>
> Meeting ID: 630 6172 6531
> Passcode: Ye29K5r85t
>
>
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