Fig. 5From: Determination of Euler pole parameters for Sundaland plate based on updated GNSS observations in Sumatra, Indonesia(a) The χ2 distribution of grid search in the first step with angular velocity as 0.339 mm/year. (b) The χ2 distribution of grid search in the second step with angular velocity as 0.337 mm/yr. White star represents the minimum χ2Back to article page