Fig. 6From: PC index as a proxy of the solar wind energy that entered into the magnetosphere: 2. Relation to the interplanetary electric field E KL before substorm onsetRelationship between the delay times ΔT and the 1-h averaged quantities of solar wind speed V sw (a), IMF vertical B Z component (b), IMF tangential B T component (c), and solar wind dynamic pressure P d (d) in the case of isolated and expanded substorms and coordinated eventsBack to article page