3 papers
astro-ph.HE2026
Phase-resolved X-ray spectroscopy of the Vela pulsar with NICER observations
E. Zubieta, F. García, S. del Palacio +2
PSR J0835-4510 (a.k.a. the Vela pulsar) is the best studied pulsar in the Southern hemisphere given its high radio brightness and large glitch activity. However, its X-ray brightne…
astro-ph.HE2025
The hard ultraluminous state of NGC 5055 ULX X-1
N. Cruz-Sanchez, E. A. Saavedra, F. A. Fogantini +2
We present the results of the first broadband X-ray analysis of the ultraluminous X-ray source NGC 5055 ULX X-1, combining simultaneous data from XMMNewton and NuSTAR missions,…
astro-ph.HE2024
Timing irregularities and glitches from the pulsar monitoring campaign at IAR
E. Zubieta, F. Garcia, S. del Palacio +5
Context. Pulsars have a very stable rotation. However, sudden increases in their rotation frequency known as glitches, perturb their evolution. While large glitches are commonly de…