Monthly Archives: September 2012

Observation Report 21 August 2012

This was my first decent length session with the 10″ dob and a good night for it. Checking Ursa Minor suggested a NELM of at least 5.70, so I shan’t be complaining in that respect, although there was a small … Continue reading

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Arrival of my 27mm Tele Vue Panoptic

Whilst my Baader Genuine Orthos are fine in my 10″ dob the largest focal length I have is 18mm and the longer focal length lenses I have from my Revelation kit just aren’t up to coping with such a fast … Continue reading

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Cloud Towers

I looked out of the window this evening to see this unusual cloud formation above the northern end of the Quantock Hills. I don’t recall that I’ve seen anything like it before. I can’t imagine that the “pillars” are related … Continue reading

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Why I’m cancelling my Tesco credit card

Taking money out of a cashpoint machine on a credit card is something I would never do, so I tend not to read the terms and conditions that apply to doing so. It’s just something that wouldn’t happen, so I … Continue reading

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Keeping recordings and DVB channels when moving MythTV

Thanks to a server dying I’ve been moving my MythTV installation to a new system. I wanted to install from scratch to clean out a load of old settings and other data that have been hanging around for years (I’ve … Continue reading

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Clearing BIOS RAID metadata for CentOS6 install

Today I was trying to install CentOS6 on a server put together from bits and pieces I had lying about. The CentOS installer would not include either of the disks I’d used because it claimed they had BIOS RAID metadata … Continue reading

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Comparison of JPEG and RAW White Light Solar Image Exposure Times

I almost didn’t post this because I can’t quite believe the results are so poor for the second image, but here it is. I’ll try again tomorrow if the weather holds out. A stack of 60 images, processed from RAW … Continue reading

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Comparison of JPEG and RAW White Light Solar Images

These two images were taken from the same imaging run, 60 of 120 images stacked, 1/1000th @ ISO100. The RAW files were processed with PIPP, but I couldn’t get Registax to process the TIFF files produced by PIPP from the … Continue reading

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Another wide field Andromeda Galaxy Attempt

Fresh from my previous attempt at this I repeated the process, but this time in the capture application (APT) I pushed the live view zoom up to 10x and set the emulated ISO setting to 1600 with an exposure as … Continue reading

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Widefield Andromeda Galaxy

This is the first time I’ve ever attempted this sort of image. I left the telescopes in the house for this one, just taking out the Canon 450D and 200mm f/2.8L lens on my unguided EQ3-2 mount. I shot ten … Continue reading

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