SIMBAD references

2023PASP..135g4503T - Publ. Astron. Soc. Pac., 135, part no 7, 4503 (2023/July-0)

Investigating the Multiband Nonthermal Radiative Properties of HESS J1420-607.

TIAN S., ZHOU L., GONG Y., WU K., FANG J. and YU H.

Abstract (from CDS):

HESS J1420-607 is a γ-ray emitting source associated with the pulsar wind nebula (PWN) powered by the energetic pulsar PSR J1420-6048. Based on 14 yr of data obtained with the Fermi Large Area Telescope, we re-analyzed its GeV γ-ray radiative properties, resulting in detailed spectra obtained within the band 10-200 GeV. Moreover, we use a one-zone time-dependent model for the multiband nonthermal emission from pulsar wind nebulae to investigate the radiative properties of the nebula associated with HESS J1420-607. Assuming that the electrons/positrons are injected into the PWN with a broken power law spectrum with indexes of ∼1.6 and ∼2.7, as well as a break Lorentz factor of ∼5 × 106, the results indicate that the multi-wavelength spectral energy distribution is consistent with the detected fluxes in both X-rays and γ-rays. The results support that the γ-rays detected can be produced via inverse Compton scattering of the energetic electrons/positrons within the PWN.

Abstract Copyright: © 2023. The Astronomical Society of the Pacific. All rights reserved.

Journal keyword(s): Pulsar wind nebulae - Nebulae - Supernova remnants - Gamma-ray sources

Simbad objects: 5

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