Photoionization of the Composite Nebula Surrounding NGC 5408 X-1: Implications for Beamed Emission

arXiv:2606.31111 · astro-ph.HE · Submitted 2026-06-30 · Read on arXiv

astro-ph.HE

Submitted: 2026-06-30

Updated: 2026-06-30

Comments: Submitted to ApJ

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Aperture — 8× in this paper · explained in 1 episode
• Calibration — 4× in this paper · explained in 7 episodes
• Metallicity — 4× in this paper · explained in 3 episodes
• Abundance — 2× in this paper · explained in 1 episode
• Aperture Photometry — 2× in this paper · explained in 1 episode
• Hubble Space Telescope — 2× in this paper
• Alignment — 1× in this paper · explained in 1 episode
• Aperture Correction — 1× in this paper · explained in 1 episode
• Very Large Telescope — 1× in this paper

Sources

• The 2017 Release of Cloudy
• Optical Counterparts of Ultraluminous X-Ray Sources
• Ultra-luminous X-ray sources: extreme accretion and feedback

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