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.
Review of the ZWO ASI2600MC-Pro astrophotography camera
Fans of ZWO Optical have been waiting patiently all year as new cameras were announced, and they slowly proceeded through the QA/QC and final
A new year, new mount, new camera, new scope.
Late last year as galaxy season began to start, I got out my EdgeHD 11 scope to start shooting those small targets. I had been
Imaging with the William Optics RedCat 51, achieving great images with beginner equipment
I recently picked up a10Micron GM1000 HPS mount. It’s a serious piece of equipment, but not responsible for these images. A lot of people
Upgraded to the Pegasus Astro Ultimate Powerbox V2
There’s a few reasons I’ve made some resent upgrades to my equipment. A few weeks ago I had set up for a night
The tale of the Cocoon Nebula in three images.
I started imaging the Cocoon Nebula on myEdgeHD 11” setupsome time last week. I was able to get in two full nights during clear weather.
The RedCat 51 has reached its final form
I’ve finally finished getting all the pieces together for this little scope. Pictured here is the William Optics RedCat 51 refractor telescope,Celestron CGXmount,
William Optics RedCat 51
I’ve been really interested in theWilliam Optics RedCat 51since the original announcement. A few web bloggers got ahold of early versions of this scope,
Mac Observatory is on Instagram!
I finally set up an Instagram account. I’ll be posting my images there, but will still post them here on the site as well.
Using Astro Pixel Processor to calibrate and integrate multiple imaging sessions
The beautiful thing about astrophotography is that the effects of imaging are additive. You can essentially shoot the same object, night after night, even with
Breathing new life into M101
One really cool aspect of imaging deep sky objects is that the photons of light come into the camera randomly. This makes it possible to
Imaging Star Clusters with the AT6RC and the ZWO ASI071MC-Pro
I spent a few nights this week trying out my color camera, the ZWO ASI071MC-Pro on the AT6RC. I really love the pixel scale achieved
Imaging M51 Whirlpool Galaxy with the ZWO ASI071MC-Pro
After a rocky start with my EdgeHD 11 telescope, I decided to move the main imaging camera over to the AT6RC telescope I have. It