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Fig. 9 | Journal of Applied Volcanology

Fig. 9

From: Volcanic plume height monitoring using calibrated web cameras at the Icelandic Meteorological Office: system overview and first application during the 2021 Fagradalsfjall eruption

Fig. 9

Strip plots for intrinsic parameters retrieved using chessboard, star, and star and terrain calibration. Results for three types of camera are shown: PiCam and ArduinoCam cameras deployed by IMO and Mobotix cameras deployed by Civil Protection. Error bars are not visible where they are smaller than the point markers

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