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<h1 class="declaration">function 3dspec</h1>
<p>
Returns an average 3D spectrum of X (dispersion along the third dimension) using the mask Y (2-dim) or the center (x,y) with radii r1 and r2.
<br><br><b><font size=+2>Syntax</font></b><br>
<i>result</i> = 3dspec(X, Y)<br>
<i>result</i> = 3dspec(X, xcenter, ycenter [, r1 [, r2]])
<br><br><b><font size=+2>Arguments</font></b><br>
<table CELLSPACING=0 CELLPADDING=0>
<tr VALIGN=TOP><td nowrap>X: </td>
<td> A three dimensional matrix.</td></tr>
<tr VALIGN=TOP><td nowrap>Y: </td>
<td> A two dimensional matrix.</td></tr>
<tr VALIGN=TOP><td nowrap>xcenter: </td>
<td> The central pixel of the spectrum in the first dimension.</td></tr>
<tr VALIGN=TOP><td nowrap>ycenter: </td>
<td> The central pixel of the spectrum in the second dimension.</td></tr>
<tr VALIGN=TOP><td nowrap>r1: </td>
<td> The radius of the circular aperture to be used.</td></tr>
<tr VALIGN=TOP><td nowrap>r2: </td>
<td> The scaled average of all values in the annulus defined by r1 and r2 will be subtracted from the spectrum (local sky subtraction).</td></tr>
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Copyright © Thomas Ott ---- DPUSER - The Next Generation 3.3 (Rev. )
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