Table 2.

Parameters of droplet size distribution in fog using a gamma-function model [9].

Weather Condition	$\mathit{\rho }$ (${\mathbf{cm}}^{-3}$)	$\mathit{\alpha }$	$\mathit{\gamma }$	${\mathit{D}}_{\mathit{C}}\mathbf{(}\mathbf{\mu }\mathbf{m}\mathbf{)}$
Haze (coast)	100	1	0.5	0.1
Haze (continental)	100	2	0.5	0.14
Strong advection fog	20	3	1.0	20.0
Moderate advection fog	20	3	1.0	16.0
Strong spray	100	6	1.0	8.00
Moderate spray	100	6	1.0	4.00
Fog of type “Chu/Hogg”	20	2	0.5	2.00