Azimuth
Calculates azimuth and elevation angle in the local horizon system for a sky position given in equatorial coordinates (RA Dec J2000).Function Call: [Az El] = RADec2AzEl(350,58, '2008/02/18 13:10:00',60,15,0)Input:RA - Right ascension (J2000) of sky position in degrees (0:360)Dec - Declination...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): Right ascension/declination to azimuth/elevation Download |
Convert Right Ascension/Declination angles in degrees to Altitude/Azimuth in degrees for an Alt/Az telescope mount.Input: RA - Right Ascension in degrees Dec - Declination in degrees Latidute - Observer's Latitude (Negative for South) in degrees Longitude - Observer's Longiture (Negative for...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (45): Conversion from Right Ascension/Declination to Altitude/Azimuth in Matlab Download |
Predict the azimuth and elevation of the Sun within +/- 1 degree at any geodetic latitude, longitude and altitude.Function Call: [Az El] = SolarAzEl('2008/02/18 13:10:00',60,15,0)Input List:UTC Date and Time - Use format YYYY/MM/DD hh:mm:ssLatitude - Site Latitude in degrees -90:90 -> S(-)...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (47): Solar Azimuth and Elevation Estimation Download |
Using this script, you can generate a set of data regarding Sun Azimuth Positions at various instants of time for any location on Earth. This data can be used in many applications, like, in determination of orientation of any plane's azimuth from True North.The syntax is 'sun_azimuth_data' (no...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (44): Sun Azimuth Data Download |
In 1975, Vincenty published a rapidly converging algorithm for computing the distance between points on an ellipsoidal earth. The algorithm is precise to within a few millimeters. Since then, his algorithm has since seen significant implementation in geodesy and engineering. After adjusting the...
Platforms: PHP
License: Freeware | Size: 10 KB | Download (39): Vectorized geodetic distance and azimuth on the WGS84 earth ellipsoid Download |
This algorithm will accept a Latitude, Longitude and Altitude location as well as a specific universal coordinated time. It will use this information and calculate the position of the moon in a local coordinate frame (az and alt aka az and el).Example Function Call:[Az El] = LunarAzEl('1991/05/19...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (44): Lunar Azimuth and Altitude Estimation Algorithm Download |
-function angles=satang4(strSys1,latA,longA,longsat,strSys2,latB,longB)-calculation of satellite angles: elevation, azimuth, and also relative azimuth and baseline orientation if input data-belongs to two sites-Sources:-Digital satellite communications, 2nd Ed. Author Tri Ha, for satellite...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): satang Download |
A variation of Matlab's sph2cart, that transforms a vector of radar coordinates (Range, Azimuth, Elevation) to Cartesian coordinates (East, North, Up). Note the different definition of radar coords vs. spherical coords, which require this different function (see exact definitions within the help...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (40): rae2xyz Download |
A variation of Matlab's cart2sph, that transforms a vector of Cartesian coordinates (East, North, Up) to radar coordinates (Range, Azimuth, Elevation). Note the different definition of radar coords vs. spherical coords, which require this different function (see exact definitions within the help...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (44): xyz2rae Download |
RaDec2AzEl will take the Right Ascension and Declination in the topocentric reference frame, site latitude and longitude as well as a time in GMT and output the Azimuth and Elevation in the local horizon reference frame.List of Inputs:Topocentric Right Ascension (Degrees)Topocentric Declination...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (39): Convert Right Ascension and Declination to Azimuth and Elevation Download |
Calculates: Azimuth, Elevation Angle, Slant range, Coverage Angle/Area
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 20.48 KB | Download (51): Satellite Calculator Download |
A complex but easy to use Prayer Times Calculator that have parametric depression angles and safety margins with graphical display of sun/moon azimuth & elevation angles and trajectory. FEATURES: All timings between 1901 and 2099 by truly astronomical calculation 5 different calculation...
Platforms: Windows
License: Freeware | Size: 451 KB | Download (567): Alperen Download |
Skalli is a simple tool to estimate the IVS reference point of an azimuth-elevation type VLBI radio telescope.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 3.05 MB | Download (51): Skalli Download |
Based on the Two line elements(TLE) - Input from the user, the program calculates the time and the date of the satellite pass. Prints out Azimuth and Elevation & plots it too.
Platforms: Matlab
License: Freeware | Size: 153.6 KB | Download (47): GUI based Satellite Tracking System Download |
% This function allow you to build 3D-fractal trees% by using modified algorithms based on the so-called Kantor`s array% and method of inverse trace% These methods allow you to economise time and computer memory% considerably% It`s arguments:% FraktalTM3D(n,r,phi,chi,xb,yb,zb)% n - number of...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (43): Generation of 3D fractal trees Download |
sun = sun_position(time, location)This function computes the sun position (zenith and azimuth angle at the observer location) as a function of the observer local time and position.It is an implementation of the algorithm presented by Reda et Andreas in: Reda, I., Andreas, A. (2003) Solar position...
Platforms: Matlab
License: Freeware | Size: 1.3 MB | Download (57): sun_position.m Download |
This function solves the "forward geodesic problem," which is to compute the endpoint of a geodesic (shortest-distance) path on the ellipsoidal earth, given the start point, a path length, and a starting azimuth.In response to a user request, this function numerically inverts the previously...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (44): VDISTINV: Find the endpoint of a geodesic on the ellipsoidal earth Download |
Seis_pick provides an interactive environment for picking seismic waveforms. It has been developed with the aim of processing 3-component downhole microseismic data, although is suitable for all 3-component seismic data. Seis_Pick displays seismic traces, allowing the user to pick P-wave and...
Platforms: Matlab
License: Freeware | Size: 716.8 KB | Download (49): Seis_Pick Download |
Spherium allows for the creation of a cornicopia of curious 3D objects and offers full interactive control over lighting and orientation.Spherium contains a function (fig2pic) which can construct very high resolution images of any surface generated by MATLAB. When saveas and interp functions just...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 737.28 KB | Download (47): Spherium Download |
Landscape photographers typically wish to plan their shoots around the times of sunset/sunrise or twilight, or alternatively when the moon is in a particular place in a particular phase. While times of sunrise etc. are readily available on various sites on the internet (direction of sunrise etc....
Platforms: Mac
License: Freeware | Size: 2.25 MB | Download (52): The Photographer's Ephemeris Download |