This is a simple tool I use to compute 3-cornered hats.

These days most of the Allan Deviation statistics I use are generated by a TSC 5110A Time Interval Analyzer. It provides real-time visual results and supports hard-copy printers. To avoid the time consuming process of generating paper output and manually entering statistical data into a program to compute 3-cornered hat I have a system that automatically ^%$^%%

Win32 binary 3hat.exe Source 3hat.c