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A Positive Period Derivative in the Quasiperiodic Eruptions of ZTF19acnskyy

  • Authors: Joheen Chakraborty, Saul A. Rappaport, Riccardo Arcodia, Itai Linial, Giovanni Miniutti, Kevin B. Burdge, Jorge Cuadra, Margherita Giustini, Lorena Hernández-García, Erin Kara, Claudio Ricci, Paula Sánchez-Sáez, Philippe Yao

Joheen Chakraborty et al 2026 The Astrophysical Journal Letters 1001 .

  • Provider: AAS Journals

Caption: Figure 1.

The soft X-ray light curve of Ansky from 2024 to 2026. Data were taken with the NICER (black), Swift (red), and XMM-Newton (blue) observatories. Gray shaded regions correspond to the ±1σ contours of tpeak measurements from our timing model (Table 1).

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