Category: Talks & News


2020-11-9 Seminar: Federica Bianco

DiRAC is pleased to welcome Federica Bianco to the department (virtually) to give a DiRAC Seminar on Monday Nov 9 at 10am PST.  DiRAC Seminars are appropriate for students and researchers at all levels who are interested in astronomy and/or data science,…

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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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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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Photometric Biases in Modern Surveys

Dr. Stephen Portillo, DIRAC Postdoctoral Fellow, coauthored paper “Photometric Biases in Modern Surveys” published in March 2020. Photometric Biases in Modern Surveys Abstract Many surveys use maximum-likelihood (ML) methods to fit models when extracting photometry from images. We show that…

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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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Orbital Dynamics of 2020 AV2: the First Vatira Asteroid

Paper by DIRAC Researcher, Sarah Greenstreet Published February 2020 Orbital Dynamics of 2020 AV2: the First Vatira Asteroid Abstract Vatira-class near-Earth objects (NEOs) have orbits entirely interior to the orbit of Venus with aphelia 0.307 < Q < 0.718 AU….

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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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2019-12-09 Seminar: Adam Smercina

When: Monday, December 9th, 2019 @ 12:30pm  Where: PAB, 6th Floor, eScience Studio, Seminar Rm. The Satellites and Stellar Halos of Nearby MW-mass Galaxies The outskirts of galaxies like the Milky Way (MW) are important testing grounds for our understanding of…

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