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    TephraProb v.1.7

    TephraProb v1.7 includes access to ERA-5 wind data, a different sampling of masses and some bug fixes.

    Changes in TephraProb v1.7

    Added functionalities

    ERA-5

    ERA-5 is now available for download. It follows the same procedure as ERA-Interim (refer to manual), but it uses a different Python API (cdsapi) - which also requires a new key.

    1. Create a new account on the CDS website
    2. Retrieve your UID and key and format it as such (where 1234 is your UID and the string following the column is the API key):
      url: https://cds.climate.copernicus.eu/api/v2
      key: 1234:abcdefghij-134-abcdefgadf-82391b9d3f
      
    3. Enter this key in TephraProb under Input > Wind > Set ERA-5 API key
    4. Install the cdsapi in TephraProb using Input > Wind > Install ERA-5 libraries

    Note it is only required to perform steps 4-5 once.

    Relevant ERA-5 documentation

    Loading wind datasets

    It is now possible to load existing datasets in the Input > Wind > Download Wind module.

    Logarthmic sampling of mass

    For subplinian/Plinian scenarios, the sampling of the eruption mass when constrain=0 was linked to the distribution chosen for the plume height. A new variable mass_sample was introduced to control the shape of the distribution from which the mass is sampled:

    • mass_sample=0: the mass is sampled between min_mass and max_mass
    • mass_sample=1: the mass is sampled between log10(min_mass) and log10(max_mass)

    Linking outputs to original ESPs

    A new scheme was introduced to be able to link the content of the files dataProb.mat and dataT2_*.mat located in RUNS/runName/runNb/DATA/. This is explained in more details in

    Bug fixes

    • Fixed a bug on the sampling wind profiles when seasonality=1