Fig. 9From: Evaluation of a method to derive ionospheric conductivities using two auroral emissions (428 and 630 nm) measured with a photometer at Tromsø (69.6°N)Scatter plot of height-integrated Pedersen conductivity for October 11, 2002; scatter plot of the height-integrated Pedersen conductivity derived with the EISCAT UHF radar (abscissa) and the photometer (ordinate) observationsBack to article page