Category: Interesting activity


Google Summer of Code With DiRAC

It was a great learning experience for me as I learned a lot about the Jupyter Ecosystem and remote collaborative work.

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Photometric Biases in Modern Surveys

Precise brightness measurements, or photometry, are essential for many areas of astronomy. DiRAC Postdoctoral Fellow Stephen Portillo, together with collaborators Joshua Speagle and Douglas Finkbeiner, published the  paper “Photometric Biases in Modern Surveys” which illustrates a measurement bias that is common…

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Studying the first-known asteroid to orbit the Sun closer than Venus

DiRAC research scientist Sarah Greenstreet recently published a paper on the orbital stability of the first-known asteroid discovered on an orbit entirely interior to the orbit of Venus. Greenstreet and colleagues were the first to predict that such asteroids should…

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Watch DiRAC Scientists on the Asteroid Day TV

Last year, Asteroid Day celebrated their Fifth anniversary, with events in 192 countries. In the next few days, Asteroid Day TV is broadcasting asteroid related programming from Discovery Science, TED, IMAX, BBC, CNN, The European Space Agency (ESA), the European…

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DiRAC & Astronomy on Tap Seattle Present: ASTRONOMY AT HOME

October 8th at 7:00pm! Streaming from DIRAC YouTube channel https://dirac.us/yt

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2020-5-14 Colloquium: Abigail Stevens

When: Thursday, May 14th, 2020 @ 3:30pm Where: via ZOOM Mapping Matter in Strong Gravity: Spectral-Timing of Black Holes and Neutron Stars One of the best laboratories to study strong-field gravity is the inner 100s of kilometers around black holes…

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Photometric Redshifts with the LSST II: The Impact of Near-Infrared and Near-Ultraviolet Photometry

Published paper includes contribution from DIRAC Researchers: Graham Melissa, Connolly Andrew, Morrison Christopher B., Ivezić Željko, Daniel Scott, Jones R. Lynne, Jurić Mario, Yoachim Peter, Bryce Kalmbach J. Published Date: April 2020. Abstract Accurate photometric redshift (photo-zz) estimates are essential…

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2020-3-09 Seminar: Angus Wright

When: CANCELLED Monday, March 9th, 2020 @ 12:30pm  Where: PAB, 6th Floor, eScience Studio, Seminar Rm. Optimising Direct Redshift Calibration for Tomographic Cosmic Shear Comparisons between cosmological parameters from tomographic cosmic shear measurements and the cosmic microwave background reveal some tension…

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2020-2-10 Seminar: Stephanie Juneau

When: Monday, February 10th, 2020 @ 12:30pm   Where: PAA, Room A214 The Influence of Giant Black Holes on the Fate of Galaxies, Stephanie Juneau (NSF’s OIR Lab) Supermassive black holes – with masses of millions to billions of times that…

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Astro Machine Learning

The astroML project was started in 2012 to accompany the book Statistics, Data Mining, and Machine Learning in Astronomy, by Željko Ivezić, Andrew Connolly, Jacob Vanderplas, and Alex Gray.  The astroML Python package is publicly available and designed as a…

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