Monthly Archives: May 2013

Ghosting problem on Moon images solved

I hope I have now resolved my problem with ghosting appearing on lunar images with my 450D. I finally had a night with a clear period long enough to take subs of the Moon at multiple exposure times. First I … Continue reading

Posted in Astroimaging, Astronomy | Tagged , | Leave a comment

My first piece of astronomy-related lathework

I’ve been wanting to tinker with Mire de Collimation to collimate my dob, but I didn’t have any handy way to fit a webcam into the eyepiece holder without removing the lens. So I found a lump of waste (and … Continue reading

Posted in Astro Equipment, Astronomy | Tagged | Leave a comment

Impressive new solar active regions

Whilst still relatively quiet, the Sun showed some impressive new active regions last week, apparently associated with quite large flares. Here are my white light images of the newer regions. First, AR1745: AR1746: And AR1748, just after passing around the … Continue reading

Posted in Astroimaging, Astronomy | Tagged | Leave a comment

Adobe ripping off UK users?

I read on the BBC News website yesterday that Adobe was moving to subscription-based charges for its software and “Creative Cloud” (whatever that means). If you’re in the UK though, it seems like you get stitched up on the pricing … Continue reading

Posted in Computing | 1 Comment

Ghosting problem on Moon images

I was experimenting with shutter speeds and ISO settings whilst imaging the Moon with my DSLR the other night and when I got down to a shutter speed of 1/250th of a second starting seeing a problem where the top … Continue reading

Posted in Astro Equipment, Astronomy | Tagged , | Leave a comment

Saturn over five nights

Now the weather looks like it’s about to turn I can collect together the images of Saturn from the last five nights. Sadly it’s a demonstration of ever degrading seeing. Perhaps we need a bit of wind and rain to … Continue reading

Posted in Astroimaging, Astronomy | Tagged | Leave a comment

Beginner’s guide to stacking planetary images with AutoStakkert!2

Last week someone asked about a guide to stacking planetary images using AutoStakkert!2 (hereinafter known as AS!2) and I said I’d write something up. A few days later than I imagined, I’ve got around to it. This isn’t meant to … Continue reading

Posted in Astroimaging, Astronomy | Tagged | Leave a comment

Messier List Completed

After two and a half years and having finally managed to locate M83 I’m pleased to say I’ve finally found every Messier object. I started with an ST80 and have gradually moved up through an ST102 and ST120 to my … Continue reading

Posted in Astronomy | Tagged , | Leave a comment

First Saturn of the Season

After a late start, Saturn being past opposition already, I finally managed to capture my first images of the season two nights ago. Mostly I’m still using the same kit that I’ve always used for planetary imaging — a 127 … Continue reading

Posted in Astroimaging, Astronomy | Tagged , , | Leave a comment