Secret Still Observatory

'Star, star teach me how to shine, shine'

Seeing and Transparency Scales

From the Webb Deep Sky Society 'An Introduction to Visual Deep-Sky Observing'

Mark

1 minute read

The scale below has been reversed from the Webb Society scale which puts excellent values at 1 and poor values at 5 in order to match Meteoblue. However the exact decriptions may not tally exactly with the Meteoblue astronomers’ forecast. To be monitored.

Mark

8 minute read

9th October 2022 After lots of tweaking and testing on Windows 10 and 11, the issues with the focusser finally seem to be resolved. I wish I could say definitively why the focussers hadn’t worked on either of the rigs but the common factor in the solution in both cases was new, high-quality micro USB to USB A cables and connecting to USB 3.0 ports rather then USB 2 ports. The takeaway from this is not to swap equipment between set-ups in Windows for fear of upsetting the flaky and…

Mark

2 minute read

9th July 2022 I recalibrated PHD2 on the EQ6R-Pro last night which worked fine. I then successfully guided to an acceptable standard. Unfortunately high cloud affected to whole evening’s imaging so only a few poor subs were captured across both the scopes. At the moment I am putting recent guiding woes down to poor transparency. To be monitored however and I will run PPEC at some point to see if guiding is improved further.

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