numeric. Value at wavelength of 644 nm</p></td>
    </tr>
    <tr>
      <th>w458</th>
      <td><p>numeric. Value at wavelength of 458 nm</p></td>
    </tr>
    </table>

    <h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>

    <p>RasterLayer or numeric</p>
    <h2 class="hasAnchor" id="references"><a class="anchor" href="#references"></a>References</h2>

    <p>Beck, R.A. and 22 others; Comparison of satellite reflectance algorithms for estimating chlorophyll-a in a tempera