Page 3.
BALLAST COMPUTATIONS
Flight No. ___________________________ Date ___________________________
Time ___________________________
Surface Balloon Diffusion (measured) • • • ___________________________ gms/hr
(estimated)
Percent Inflation. • • • • • ___________________________
Full Balloon Diffusion: Surface Diffusion × $\left(\frac{1}{\% \text{ inflation}}\right)^{2/3}$
___________________________________________________________
Ballast Leak (120% Full Balloon Diffusion). • ___________________________
Automatic Ballast Valve Calibration
___________________________________________________________
Estimated Ballast Duration. • • • • ___________________________
(58)