Posts by cjdawson

What out what links to a given table

What out what links to a given table

I needed to find out what tables referenced a given table by foreign key.  I needed to know this as...

Ascom Gps

Ascom Gps

Ascom GPS is a new program that I’ve created.  It’s taken me a while to get this into production, mainly...

ASCOM Driver for Meade LX-90

ASCOM Driver for Meade LX-90

ASCOM is a software platform that allows software applications to interact with hardware devices like telescopes, filter wheels, cameras and...

Horsehead nebula

Figuring out the offset

Figuring out the offset

In my last post, I said that I needed to figure out what the correct offset for my camera is. ...

What exposure length do I need?

What exposure length do I need?

This is a very difficult question to answer for astro photos.   Firstly, let’s go back to basics. When taking a...

Types of images that need capturing

Types of images that need capturing

When capturing images it’s not as simple as pointing the camera to the night sky and releasing the shutter.  The...

What about the software?

What about the software?

I have new cameras that are more sensitive.   The scope can track, I’ve got the ability to autoguide.     However,...

Imaging camera ZWO ASI-1600MM-Pro

Imaging camera ZWO ASI-1600MM-Pro

For my main imaging camera I decided to stop trying to use a DSLR and switch to a specialist imaging...

New Laptop

New Laptop

With my new Starlight Xpress guide camera I needed a laptop to use for Astronomy.  Couldn’t I have used my...