Osservatorio Vesuviano
PARFIT
PARFIT is a tool for the parametrization of volcanic ash deposits.
CODE VERSIONS
  • PARFIT 2.4.1 (F90 version. Release October 2026)
    • Characteristics Written in FORTRAN-90.
    • Package includes PARFIT-2.4.1 F90 source code, user manual and examples. Corrected bugs. Added search for aggregate density.
    • Requirements: a Fortran compiler. Makefile is provided only for UNIX, LINUX, and MAC X OS.
    • Download PARFIT-2.4.1 user's manual here.
  • PARFIT 2.3.1 (F90 version. Release May 2022)
    • Characteristics Written in FORTRAN-90.
    • Package includes PARFIT-2.3.1 F90 source code, user manual and examples.
    • Requirements: a Fortran compiler. Makefile is provided only for UNIX, LINUX, and MAC X OS.
    • Download PARFIT-2.3.1 user's manual here.
  • PARFIT 2.1 (F90 version. Release Feb 2014).
    • Characteristics: Written in FORTRAN90. Code to estimate volcanic eruption parameters starting from field data (deposit thickness, granulometry) by solving an inverse problem (based on Hazmap approach).
    • Package: includes Parfit 2.1 F90 source code.
    • Requirements: a F90 compiler. Makefile is provided only for UNIX, LINUX, and MAC X OS.
    • Download PARFIT 2.1 user's manual here.
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    REFERENCES
    [1] Bonasia R., Macedonio G., Costa A., Mele D., Sulpizio R. (2010) Numerical inversion and analysis of tephra fallout deposits from the 472 AD sub-Plinian eruption at Vesuvius (Italy) through a new best-fit procedure, J. Volcanol. Geotherm. Res., Vol. 189: 238-246, doi: 10.1016/j.jvolgeores.2009.11.009. pdf
    [2] Bonasia R., Capra L., Costa A., Macedonio G., Saucedo R. (2011) Tephra fallout hazard assessment for a Plinian eruption scenario at Volcan de Colima (Mexico), J. Volcanol. Geotherm. Res., Vol. 203, 12-22, doi:10.1016/j.jvolgeores.2011.03.006. pdf
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    PARFIT-2.3.1 code Copyright (C) 2022 Giovanni Macedonio, Antonio Costa.
    This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, visit http://www.gnu.org/licenses/
    Version PARFIT 2.1
    PARFIT-2.3.1
    PARFIT-2.4.1
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    Last updated: 27 Oct 2026
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