Author Archives: Greg Parker

Got Today’s EPOD (Earth Science Picture of the Day)

Got today’s EPOD with a 3D view of DNA. https://epod.usra.edu/blog/2023/01/3-d-view-of-dna.html

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Optolong L-Enhance Filter on the IC405/IC410 Region

This image is just 8 x 20-minute subs on the 200mm lenses with the ASI 2600MC Pro CMOS cameras AND the Optolong L-Enhance filters. There is more signal in the Spider’s Web region in these 8 x 20-minute subs than … Continue reading

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YOU REALLY DO NEED TO READ THIS!

https://jessicawildfire.substack.com/p/were-never-getting-back-to-normal?utm_source=post-email-title&publication_id=492821&post_id=97362644&isFreemail=true&utm_medium=email

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Update on the Configuration of the Sky90 Array

Having proved the efficacy of the utterly superb Optolong L-Enhance filters on the 200mm lenses (with ASI 2600MC Pro CMOS cameras) – it was clearly time to fit the same thing to my Sky90s (with Trius M26C OSC CCDs). 2 … Continue reading

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Additional Hyperstar 4 Data for the Rosette

I got 29 x 4-minute subs on the Hyperstar 4/ASI 2600MC Pro CMOS OSC CCD last night which I added to the 10 x 4-minute subs taken last year. This is the result. Not a huge improvement – but a … Continue reading

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A Sharper Trapezium

As I have access to the original data, I was able to look through the 50 subs and then threw out 16 which had “blobby” stars. So here is the sharper result using only 34 of the original 50 x … Continue reading

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Sometimes Your First Guess Turns Out to be the Best

Well this is quite extraordinary. I discovered a huge pile of DVDs last week and I just spent a few days downloading them all onto an HDD. The data was all very old (mostly around 2005) and is all taken … Continue reading

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At Last!!! It is Now “Out There” The Solid Golden Angle

Well good old Wolfram Research came through and they have published my Solid Golden Angle in their Notebook Archives. So at least it is now “out there” with a name associated with the discovery. https://notebookarchive.org/the-golden-solid-angle–2022-12-dtu824g/

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What is the Nature of Reality?

I am 68 years old, nearing 69 and I have been retired since 2010. Therefore I have no job to lose by writing stuff that you might think could get me committed. And also I don’t have that many years … Continue reading

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Composite IC410 IC405

This is a composite image of the IC410/IC405 region taken using a Sky90 refractor with an M25C OSC CCD and a pair of Canon 200mm prime lenses with ASI 2600MC Pro OSC CMOS cameras. The Sky90 data was 5-hours and … Continue reading

Posted in 200mm lens and ASI 2600MC-Pro camera, mini-WASP Array, Sky 90 and SXVF-M25C | Leave a comment