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NAME

i.gravity - Bouguer gravity anomaly computation (full slab).

KEYWORDS

imagery, gravity, Bouguer, Eotvos, Free Air

SYNOPSIS

i.gravity
i.gravity --help
i.gravity gravity_obs=name elevation=name latitude=name flight_azimuth=name flight_velocity=name slab_density=name terrain_corr=name output=name [--overwrite] [--help] [--verbose] [--quiet] [--ui]

Flags:

--overwrite
Allow output files to overwrite existing files
--help
Print usage summary
--verbose
Verbose module output
--quiet
Quiet module output
--ui
Force launching GUI dialog

Parameters:

gravity_obs=name [required]
Name of the observed gravity map [mGal]
Default: gravity_obs
elevation=name [required]
Name of the elevation map [m]
Default: dem
latitude=name [required]
Name of the latitude map [dd.ddd]
Default: lat
flight_azimuth=name [required]
Name of the flight azimuth map (clockwise from North) [dd.ddd]
Default: flight_azimuth
flight_velocity=name [required]
Name of the flight velocity [kph]
Default: flight_velocity
slab_density=name [required]
Name of the slab density [kg/m3]
Default: slab_density
terrain_corr=name [required]
Name of the terrain correction map []
Default: terrain_corr
output=name [required]
Name of the Bouguer gravity anomaly [mGal]

Table of contents

DESCRIPTION

i.gravity calculates the Bouguer gravity anomaly (after Mussett and Khan).
Bouguer anomaly computation require:

NOTES

For more details on the algorithms see [1].

SEE ALSO

i.latlon

REFERENCES

[1] Mussett, A.E. and Khan, M.A, M.A. Looking into the Earth: An Introduction to Geological Geophysics.

AUTHORS

Yann Chemin, University of London at Birkbeck, United Kingdom.

Last changed: $Date: 2013-02-12 21:52:30 +0100 (Tue, 12 Feb 2013) $

SOURCE CODE

Available at: i.gravity source code (history)


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