On 09 Oct 2003, I started to dig the hole for the concrete pier for the telescope. The idea was clear: It will stand 120 cm above ground, the same below ground. It should also flare out at the bottom - and be at least 80 cm below ground to be below the frost line.

Here is the hole:
 
click for a (different) larger view click to enlarge
  The hole, about 80 cm deep. The final one is 120 cm deep

I still have to wait before I can pour the concrete. The telescope mount will be attached to the pier with an aluminum disk that I have not yet received. To avoid that somebody falls into the hole until then, this is how it currently looks like:

click to enlarge   This should ensure that no children remove the cover of the hole...


This page created by dvk, 10 Oct 2003
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