Andrew Burwell
Designer, astrophotographer, and Mac app developer. Founded Mac Observatory over 9 years ago to help astronomers get the most from their Macs. Now building native macOS apps for the astrophotography community. Based in Houston, TX.
How to remove sensor tilt from your astrophotography camera while indoors
What is camera sensor tilt? This year marks my 6th year into the astrophotography hobby. Just about every camera I’ve owned has suffered from
Askar FMA135 Review: The Tiny Refractor
The tiniest refractor setup To say the Askar FMA135 telescope is small would be an understatement. This APO triplet with an ED lens for color
ZWO ASIAir Plus in-depth review
What is the ASIAir Plus? The ASIAir Plusis the third generation ASIAir product from ZWO. It aims to replace your laptop or mini-pc at the
Project Dumbbell: First light with the Rainbow Astro RST-135E and Celestron EdgeHD 8"
Astrophotography Portability limitations This image of the Dumbbell nebula is the culmination of effort into a project I started months ago. My goal was to
Celestron EdgeHD 8"
The Challenges of Long Focal Length Imaging with an EdgeHD 8" As an early adopter of harmonic drive mounts (Rainbow Astro RST-135), I’ve
ZWO Camera Sale
ZWO just started their summer sale with discounts on a lot of their popular cameras both for DSO imaging and planetary imaging. The sale includes
Using Topaz Denoise AI for Astrophotography
The debate over AI (artificial intelligence) based tools in astrophotography There’s amassive debatehappeningright nowacross astrophotographyInternet forumsover whether or not AI based tools should be
Some Amazon Prime Day deals worth looking at for your telescope
There’s a lot of less than stellar telescope items on sale at Amazon right now, but I’ll link to the ones I think
What are astrophotography calibration frames, and why should I use them?
Understanding Calibration Frames in Astrophotography: A Beginner's Guide When you get your start in astrophotography, the complexity can quickly become overwhelming. You’re
Imaging the moon with a Celestron C5 Spotting Scope
Taking Photos of the Moon This past week the moon was directly overhead. A cold front had just come through and cleared out the clouds
QuickFits 1.0 released with Finder QuickLook for Fits files
QuickFits is a nice little application for the Mac that will debayer, auto stretch and preview your images right from the finder. This makes for
Affinity Photo 1.9 adds astrophotography workflow support with stacking and calibration
A new astrophotography processing contenderAffinity Photohas entered the Mac…and PC race. Affinity introduced it’s suite of applications to compete against Adobe Photoshop, Indesign,