ms sans serif;">sa</span></td>
            <td><span style="font-family: ms sans serif;">array, double, 3 components</span><span style="font-family: ms sans serif;"><br>
            </span></td>
            <td><span style="font-family: ms sans serif;">1- local right ascension, </span><span style="font-family: ms sans serif;">radians (0 to 2.*pi)</span><br>
            <span style="font-family: ms sans serif;">2- local declination (geocentric latitude), </span><span style="font-family: ms sans serif;">r