@@ -106,6 +106,8 @@ to observe at declinations above -33 degrees.</p>
...
@@ -106,6 +106,8 @@ to observe at declinations above -33 degrees.</p>
</tr>
</tr>
</tbody>
</tbody>
</table>
</table>
<p>We note that while the elevation limits range from 5 to 90 degrees, observations should be planned for an elevation between 6 and 82 degrees. Only in
exceptional cases should the observations go below 6 degrees or above 82 degrees.</p>
<p>Active surface</p>
<p>Active surface</p>
<p>The primary reflector, which is 64 m across, is made of 1008 aluminium panels (with an RMS ≤ 65 μm each) driven by 1116 electromechanical actuators. This <em>active surface</em>
<p>The primary reflector, which is 64 m across, is made of 1008 aluminium panels (with an RMS ≤ 65 μm each) driven by 1116 electromechanical actuators. This <em>active surface</em>
is designed to compensate for the gravitational deformations of the whole surface at different elevations.</p>
is designed to compensate for the gravitational deformations of the whole surface at different elevations.</p>
@@ -59,6 +59,9 @@ The antenna's main characheristics are:
...
@@ -59,6 +59,9 @@ The antenna's main characheristics are:
* - Pointing accuracy (rms)
* - Pointing accuracy (rms)
- 2 -- 5"
- 2 -- 5"
We note that while the elevation limits range from 5 to 90 degrees, observations should be planned for an elevation between 6 and 82 degrees. Only in
exceptional cases should the observations go below 6 degrees or above 82 degrees.
Active surface
Active surface
The primary reflector, which is 64 m across, is made of 1008 aluminium panels (with an RMS ≤ 65 μm each) driven by 1116 electromechanical actuators. This *active surface*
The primary reflector, which is 64 m across, is made of 1008 aluminium panels (with an RMS ≤ 65 μm each) driven by 1116 electromechanical actuators. This *active surface*