The PLATO Dome A site-testing observatory: power generation and control systems

Area of Science:

• Astronomy
• Astrophysics
• Observational Astronomy

Background:

• Dome A, Antarctica, offers unique atmospheric conditions optimal for astronomical observations.
• The Plateau Observatory (PLATO) was developed to leverage Dome A's potential as a premier astronomical site.

Purpose of the Study:

• To describe the Plateau Observatory (PLATO) systems deployed at Dome A.
• To detail the power, control, thermal management, and communication systems.
• To present an overview of PLATO's system performance during the 2008 winter season.

Main Methods:

• Deployment of PLATO to Dome A in early 2008.
• Inclusion of site-testing and science instruments within PLATO.
• Design of a continuous power and heat generation system.
• Implementation of a high-reliability command and communication platform.
• Unattended operation and data collection throughout the 2008 winter season.

Main Results:

• PLATO operated continuously and autonomously throughout the 2008 winter season.
• The power generation, control, thermal management, and communication systems performed reliably.
• Data was successfully collected, quantifying the astronomical benefits of the Dome A site.

Conclusions:

• The Plateau Observatory (PLATO) systems are capable of reliable, unattended operation in the extreme Antarctic environment.
• Dome A is a highly suitable location for advanced astronomical observatories.
• PLATO's successful deployment and operation validate its design for extreme-condition astronomical research.