(Español) The gamma-ray emitting radio-loud narrow-line Seyfert 1 galaxy PKS 2004-447. I. The X-ray View
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(Español) Curso de Experto Universitario en Astrofísica Observacional
Monday December 1st, 2025
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Actual Fase Lunar
Distance: 62 earth radii
Ecliptic latitude: -2 degrees
Ecliptic longitude: 198 degrees