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Category Archives: Writing
The Only “Cloud” in the Sky
A blisteringly hot day today, a clear azure-blue sky, without a SINGLE cloud, except for this odd-shaped one 🙂
Posted in House and home, Projects
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Starless Cygnus Wall with Additions
A starless Cygnus Wall region.
Posted in CCD Images, Deep Space Objects
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A Starless Version of the Cygnus Wall
I used Registar to combine a number of images that included the Cygnus Wall, and the used Russ Croman’s StarXTerminator to remove the stars.
Posted in CCD Images, Deep Space Objects
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Four Numbers
This is an image of the whiteboard in my study. In the top left hand corner are 4 numbers taken to a LOT of decimal places. What are these numbers? A good mathematician should get 3, and exceptional mathematician should … Continue reading
Posted in Projects
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From M42 to M78
Only 2 x 20-minute subs with the 200mm lenses – but it shows the way to proceed with this one. Obviously a 20-minute sub is way too long for M42, but just fine for the Horsehead region. So a fair … Continue reading
Got Today’s EPOD
Thank you Jim for continuing to publish my work. This is EPOD number 120.
Posted in Articles, Projects
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Stunning Sirius
I managed to get 22 x 2-minute subs using the Canon 200mm prime lenses and the ASI 2600MC Pro OSC CMOS camera on beautiful Sirius last night. Given the bright Moon overhead I am very pleased at the final result. … Continue reading
29-hours of IC410/IC405 Data
I put together the 72 x 15-minute subs (UV/IR cut) and 30 x 20-minute subs (L-Enhance) taken on the 200mm lenses with the L-Enhance and UV/IR cut filters – and then took away all the stars to get this result.
Rosette nebula with the 200mm Canon lenses
I got another 8 x 20-minute subs last night (before we got completely fogged out) to go with the earlier 10 x 20-minute subs giving a 6-hour total exposure time. This is with the 2600MC Pro CMOS cameras and the … Continue reading