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updated 17 days ago

clickz by Chad Greene

Easily get z values of pcolor or image plots from mouse clicks. (pcolor, image, imagesc)

clickz documentation


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updated 1 year ago

Calculate DEM Surface Area by Juernjakob Dugge

Calculate the corrected surface area of a digital elevation model. (dem, elevation, surface area)

demarea( Z, varargin )

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updated 1 year ago

Vectorized Solar Azimuth and Elevation Estimation by Darin Koblick

Predict the topocentric solar position defined by geodetic lat, lon, Alt, and a universal time (aerospace, alt, altitude)



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updated almost 2 years ago

Positional Astronomy Library in MATLAB (partial SLALIB library) by Nima Razavi-Ghods

Accurate tool to map from equatorial (RA,DEC) to spherical (TH, PH) coordinates (includes rdplan). (astronomy, alt, altitude)

cldj(IY, IM, ID)



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updated 2 years ago

geotiffwrite by Jimmy Shen

Write a 2D or 3D array to a single or multi-band GeoTIFF file (geotiff format write ..., earth, science)

geotiffwrite(filename, bbox, image, bit_depth, option)


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updated almost 3 years ago

Astronomy Software for Computing Azimuth, Elevation, Julian Date, GMST, and LMST. by Daniel Okoh

The software converts RA and DEC to Azimuth and Elevation, plus lots of other things (astronomy, ra, dec)


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updated 3 years ago

Spherical Earth Elevation Angle by Jonathan Sullivan

Determines elevation angle based on spherical Earth. (mapping, elevation, angle)


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updated 4 years ago

Lunar Azimuth and Altitude Estimation Algorithm by Darin Koblick

Predict the Lunar Azimuth and Altitude within +/- .2 deg of any lat and lon for a given UTC (aerospace, astronomy, moon)


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updated 4 years ago

3D Surface/Mesh to VRML Utility: mesh2vrml 1.0 by Simulink Dude

Convert MATLAB 3D surface to ElevationGrid in VRML (simulink, 3d, animation)

filename_final=mesh2vrml(X, Y, Z)


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updated 4 years ago

Plots a surface coloring by layers (using contour curves) by Rafael Palacios

Creates a surface and applies color by layers. Different elevation levels are clearly identified. (surface coloring, elevation, contour)

[s m]=surflayers(X,Y,Z,layers)

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updated almost 5 years ago

Convert Right Ascension and Declination to Azimuth and Elevation by Darin Koblick

Algorithm will convert topocentric RA/DEC Angles to Azimuth and Elevation (az, azimuth, dec)


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updated almost 5 years ago

Convert Azimuth and Elevation to Right Ascension and Declination by Darin Koblick

Algorithm will convert Az/El angles to RA /DEC using a topocentric coordinate frame (raan, ra, dec)


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updated 5 years ago

Right ascension/declination to azimuth/elevation by Frank Breitling

Mapping from equatorial to horizontal coordinates - i.e. from RA/Dec to az/el (Alt/Az) (aerospace, astronomy, azimuth)


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updated almost 6 years ago

sun_position.m by Vincent Roy

Sun position given observer time/location. (sun position, zenith, elevation)


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updated almost 6 years ago

Flow Accumulation (upslope area) by Wolfgang Schwanghart

Flow accumulation algorithm that routes through flats (hydrology, geomorphology, elevation)



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updated 6 years ago

Digitize_map by Arnaud Gizolme

Rapid map digitization and provision of [x y z] coordinates in a .dat file (data import, data export, digitize)

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updated almost 7 years ago

gradient8 by Wolfgang Schwanghart

8-connected neighborhood gradient and aspect of a digital elevation model (gradient, aspect, exposition)


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updated 7 years ago

rae2xyz by Yair Altman

Transform radar coordinates (Range, Azimuth, Elevation) to Cartesian coordinates (East, North, Up) (aerospace, aeronautics, aerodef)

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updated 7 years ago

xyz2rae by Yair Altman

Transform Cartesian coordinates (East, North, Up) to radar coordinates (Range, Azimuth, Elevation) (aerospace, aeronautics, aerodef)

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updated 11 years ago

GUI based Satellite Tracking System by Prabhakar Subrahmanyam

Tracks, prints & plots the pass of a satellite (aerospace, aeronautics, aerodef)



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