This is an old revision of the document!

ALDIST

Aims

Demonstrate altitude hold and piloted altitude excursions
Demonstrate the tetroon envelope design
Investigate envelope heating
Record temperature, pressure, humidity data
Demonstrate 434MHz radio communication over long (<300Km) range
Use solar power
Demonstrate cruising in polar stratospheric vortex
Experiment with altitude hold algorithms based on envelope temperature, payload mass, atmospheric density and other factors