Monthly Archives: April 2026

M31 – The Andromeda Galaxy Reprocessed

I used all the Sky90 data and added to it the core data I took on the original Hyperstar with the little H9C OSC CCD. There was a noticeable improvement.

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Corona Borealis Reprocessed

I just reprocessed the Corona Borealis 3-framer taken with the 200mm lenses and 2600MC Pro CMOS cameras. This data was collected in June 2024 under astronomical twilight.

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Picture of the Week

Another high-speed-flash image taken at 1/100,000th of a second (10-microseconds). This is another double water-drop collision taking place under a soap bubble covering a drinking glass. The 10-microsecond light pulse (150-Joules in energy) was taken using 3 Xenon flashguns developed … Continue reading

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Sky90 to 200mm Lens Swap Out

Spent the whole of this morning up to 3:00 p.m. swapping out Sky90(3) for 200mm lens(3). The top image shows the imaging head of the array, whilst the image below shows how the array sits on the Paramount ME. For … Continue reading

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Cuckoo

First heard this guy on April 17th, 3 days earlier than usual.

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More on Arcturus Last Night

It was clear again last night, but as the Moon was beginning to get more intrusive I only intended to work on the collimation of camera5 (200mm lens). However, after getting the best collimation I could, it felt a shame … Continue reading

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M106 Region from Last Night

Another clear evening last night (we’ve had a good run this last week) and I got 13 x 10-minute subs with the 200mm lenses on the M106 region. If I make a 2-framer out of this by getting the frame … Continue reading

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Star Field in Ursa Major

This is the star field I imaged in Ursa Major last night with the 200mm lenses. It is nothing like it appears on the Sky6 which is a pity.

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Arcturus from Last Night

A beautiful, completely clear, Moonless night last night, and warm as well! I imaged from 10 p.m. until 1:15 a.m. with the 200mm lenses and 2600MC Pro Cmos cameras. Two targets: A star field in Ursa Major. Arcturus. The star … Continue reading

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Picture of the Week

This week we feature a macrophoto of a Morpho Rhetenor butterfly. The irridescent blue colour is not due to pigment, but it is due to STRUCTURE. Acting like a diffraction grating (or a photonic crystal) it is the complex shape … Continue reading

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