Table 1 Summary of data acquisition during 2021
Observation | Sensor | Observation frequency | Duration |
|---|---|---|---|
Camera 1 | TLC200 Pro (Brino) | 1Â min | 20 April to 4 May |
Camera 2 | Radiant40 | 2Â min | 4 May to 20 September |
Temperature | RTR505BPt100 (T&D) | 1Â min | 20 April to 20 September |
Electric self-potential | Non-polarized (Pb-PbCl) electrodes | 32Â Hz | 20 April to 4 May |
Ground motion (seismicity) | LE-3D/lite (Lennartz Electronic) | 200Â Hz | 20 April to 4 May |
Acoustics | SI104 (Hakusan) | 200Â Hz | 20 April to 4 May |
Tilt | 701-2A (Jewell) | 100Â Hz | 20 April to 4 May |