Author Archives: Shawn Nielsen

Optolong L-eXtreme filter for Astrophotography

L-extreme Optolong

An image of the Elephant’s Trunk nebula in IC1396 taken with the Optolong L-eXtreme filter. The Optolong L-eXtreme filter for astrophotography is dual band, allowing one shot colour cameras (OSC) to capture H-alpha and Oxygen III wavelengths at the same time. I was fortunate enough to have Optolong send me an L-eXtreme filter for testing. […]

Quasi Hubble Palette processing in Pixinsight

A quasi Hubble Palette image of the Cygnus Wall in the North America Nebula. As I mentioned in a recent post, I’ve been experimenting using OSC data to recreate a Hubble palette look to my images. Normally Hubble Palette is done using a monochrome camera and individual filters, H-alpha, Oxygen III and Sulfur II. Although […]

Pixinsight GAME mask script update!

Pixinsight GAME mask script

The GAME mask script for Pixinsight has been updated. If you want to create masks easily within Pixinsight for your image processing give it a try! In the video I’ll demonstrate it, showing some of the new features and what you can do with it. Some of my gear… Skywatcher Esprit 100 F5.5 Triplet refractor […]

The Cygnus Wall in NGC 7000

Starless version of Cygnus Wall image

In June 2020 I pointed the Skywatcher Esprit 100 and new QHY268C camera at the Cygnus Wall for 5 nights. We had a run of clear nights in a row and it was also around new Moon which made it even better. I was able to get 23 hours total data. This is what I captured! This is […]

Noise reduction in Pixinsight – TGVDenoise

Pixinsight noise reduction TGVdenoise

Hello everyone! Thanks for watching another one of my videos. I’ve been getting a lot of inquiries about noise reduction in Pixinsight so I thought I’d do another video covering it. This time a little bit more simple than before. In fact this method is fairly easy to do (I use it a lot) and […]

Pixinsight tip to make your images look better

pixinsight tip

Here’s a Pixinsight image processing tip to help make your images look better. If you’ve ever had globs of red/magenta hues appearing within your image (colour cast) then this little trick is for you. It works great and really helps restore colour quality within an image when affected. Some of my gear… Skywatcher Esprit 100 […]