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      Pillars of Creation
      Autore dello sfondo:
      sauro gaudenzi

      24 Mar 2024

      Pillars of Creation

      The Pillars of Creation, 60 minutes of integration in SHO with Planewave CDK24 610/3962 f 6/5 telescope, QHY 600M Pro camera, are 12 shots of which in Ha 3x300 seconds, in OIII 5x300 seconds and in SII 4x300 seconds, processing with Pixinsight and Photoshop. All data and shots were captured with Telescope Live. The Pillars are three very dense structures of gas and dust located in the southeastern edge of the Eagle Nebula; They were created by the action of the stellar wind of the giant stars of the central open cluster. Their cataloguing follows the ascending Roman numerals, so the individual structures are called Column I, Column II, and Column III, proceeding from northeast to southwest. The morphology and ionized structure is well known thanks to the advent of space telescopes: the ionizing radiation coming from the stars of the cluster compresses the gases of the molecular clouds increasing their pressure at the surface, while a photoevaporating flow of ionized material is generated on the opposite side of the source of the stellar wind; This is the phenomenon responsible for the "pillar" structure of clouds.

      The lower-density matter is the first to be swept away, while the denser core, further compressed due to the shock wave front, survives, resisting the force. However, near-infrared images show that the first two columns have a relatively sparse structure, concentrated by much denser cores that defend it from the disruptive action of the wind. To the southeast of the Pillars is another molecular nebula structure, cataloged as Column IV, located near a known Herbig-Haro object, HH 216.

      The total mass of the dense areas of the three Pillars is estimated at 200 M☉. The ionizing stars in the columns are located 2 parsecs away from them.

      Dataset da cui è stata elaborata l'immagine

      M16

      4 credit

      Apri
      Telescope Live
      CHI-1-CMOS
      • Tipo di obiettivo
        ............................................................................................................................
        Emission Nebula
      • Fotocamera
        ............................................................................................................................
        QHY 600M
      • Coordinate dell'obiettivo
        ............................................................................................................................
        RA 274.6879 Dec -13.7919
      • Emisfero
        ............................................................................................................................
        Southern
      • Posizione del telescopio
        ............................................................................................................................
        Chile
      • Evento transitorio
        ............................................................................................................................
        No
      • Osservato il
        ............................................................................................................................
        10 Jun 2023 - 18 Oct 2024
      Filtro
      Exp. media (s)
      Esposizione totale
      Sottoframe
      Halpha7914h50m22
      Luminance2910m21
      Red4315m21
      Green4616m21
      Blue4315m21

      Pillars of Creation