Commissioning and initial performance of the H.E.S.S. II drive system

Understand

The H.E.S.S.

• observatory was recently extended with a fifth telescope located at the center of the array - H.E.S.S.
• II.
• With a reflector roughly six times the area of the smaller telescopes and four times more pixels per sky area, this new telescope can resolve images of particle showers in the atmosphere in unprecedented detail and explore the gamma-ray sky in the poorly studied regime around a few tens of Giga electron-volt.