$\displaystyle y = A_o \exp\left[-\frac{(x-x_o)^2}{2\sigma^2}\right] + C$
PARAMETER NOTE VALUE ERROR
Ao START:1.00e+04 1.0499813639e+04 2.4843209135e+01
xo START:1.28e+02 1.2634154478e+02 4.4856530873e-03
s -- 1.6450603282e+00 4.5120216281e-03
C -- -1.3771727115e+00 2.1984575371e+00