11–13 May 2026
Hotel Zuiderduin
Europe/Amsterdam timezone

The key to unlocking the origin of long-period transients

13 May 2026, 14:30
15m
Lamoraalzaal (Hotel Zuiderduin)

Lamoraalzaal

Hotel Zuiderduin

Zeeweg 52, 1931 VL, Egmond aan Zee
Contributed Talk General Plenary 4

Speaker

Sanne Bloot (ASTRON/Kapteyn Institute)

Description

Long-period transients (LPTs) were discovered a few years ago as mysterious radio sources that produce bright pulses that repeat on periods of minutes to hours. While they have been suggested to be extremely slow magnetars or white dwarf binaries, conclusively determining their origins has been complicated by their large distances and high extinction, which make follow-up at other wavelengths nigh impossible. Furthermore, these objects have only been discovered recently, preventing multi-wavelength monitoring on the long timescales required to understand these objects simply because the time has not passed yet. However, we have recently discovered a system that bypasses all of these limitations. In this talk, I will present a new LOFAR-discovered LPT that has a well-studied optical counterpart, providing us with data going back over a decade. Combining this wealth of auxiliary data with the information gained from the radio detections, I will discuss the origins of this particular LPT and bring the field one step closer to solving the mystery of the origin of LPTs as a whole.

Talk category NOVA Network 3
Second preference Plenary, or NOVA Network 2
PhD relevance 4th

Primary author

Sanne Bloot (ASTRON/Kapteyn Institute)

Presentation materials

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