Author Archives: james

Powering a Raspberry Pi from a 12V supply

Posted on January 16, 2020 by james

My Stevenson screen has a 12V supply to it for powering the 1-wire hub that has all my weather sensors attached to it. At the moment the main 1-wire connection runs back to the PC in the observatory warm room, … Continue reading →

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AAG Weather Station lives again!

Posted on January 16, 2020 by james

My AAG weather station lived on a post in the field in front of the house until it was blown down in a storm a couple of years back. The plastic of the housing had degraded quite badly in the … Continue reading →

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A revisitation of M27 revisited

Posted on January 16, 2020 by james

A while back I posted an image of M27 and it was suggested that I grabbed some OIII data which would show up the outer wings of the PN. As almost no-one in the UK will be unaware, the weather … Continue reading →

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A second attempt at processing the Crescent

Posted on January 16, 2020 by james

I’ve had another crack at this and I think it’s better in some respects, but I’m coming to the conclusion that I really have to get rid of the stars and process them and the nebulosity separately as trying to … Continue reading →

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Baby steps around the Crescent

Posted on January 15, 2020 by james

With all the miserable weather we’ve had I’ve finally got things organised to do a bit of processing. Well, organised to do a bit of learning about processing really. When Photoshop-wrangling is required, I am only an egg. So, this … Continue reading →

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Juicing apples

Posted on January 15, 2020 by james

As ever it took longer to get around to this than I’d hoped, mostly because we’d been somewhat short of weekends with suitable weather. However, eventually I had the opportunity to assemble all the various bits and pieces required to … Continue reading →

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Restoring an AAG rain gauge #1

Posted on January 15, 2020 by james

I’ve had one of AAG’s rain gauges for years. I’m not sure they make them any more, but I believe they were someone else’s design anyhow. In the end it gave up because it was bunged up and the electronics … Continue reading →

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Geeking out

Posted on January 15, 2020 by james

I’ve put quite a bit of time into oacapture and oalive this year and hopefully they’re the better for it, with a new release coming soon. Github demonstrates the depth of my efforts:

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DIY Stevenson screen #3

Posted on January 15, 2020 by james

My Stevenson screen is now finally in place, mounted on the outside wall of the observatory warm room, allowing cabling to be routed into the warm room for collecting the data. Initially the instruments will be connected to the warm … Continue reading →

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A bit of a catch-up

Posted on January 15, 2020 by james

It’s been a while since I last found time to post anything thanks to life being quite busy, even over Christmas so I thought it was time for a bit of a catch-up. Swimming hasn’t really been going that well. … Continue reading →

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