3–11 Jul 2025
University of Adelaide
Australia/Adelaide timezone
Please note: Timetable is provisional for the time being!

Colouring High Cadence Lightcurves of Fast Transients

8 Jul 2025, 16:45
15m
Scott Theatre (University of Adelaide)

Scott Theatre

University of Adelaide

Oral Transients

Speaker

Clarinda Montilla (University of Canterbury)

Description

For the first time ever, it is possible to obtain well sampled lightcurves of fast transients, with a plethora of data provided by a range of telescopes. In particular, TESS has a unique fast cadence that allows us to observe transients during the rise, and decay after peak brightness. With TESS alone our understanding of these fast transients is limited due to the lack of colour information. However, by incorporating slower and deeper multi-band observations from ground based telescopes, such as ZTF and LSST, we can more easily identify the transient type and constrain their physical properties. We present two examples of the synergy between TESS and ground-based telescopes in the analysis of two gamma ray burst afterglows, 2021buv and 2024zuk. We will also present the framework for a joint fast transient search and analysis with TESS and LSST following LSST first light later this year.

Author

Clarinda Montilla (University of Canterbury)

Co-authors

Dr Anais Moller (Swinburne University of Technology) Armin Rest (Space Telescope Science Institute) Hugh Roxburgh (Curtin University) James Freeburn (Swinburne University of Technology) Jeffrey Cooke (Swinburne University of Technology) Qinan Wang (Massachusetts Institute of Technology) Ryan Ridden (University of Canterbury)

Presentation materials

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