October 07, 2017 @ 01:44
By: gordon
Category: Astronomy
I was up at Champlain Lookout in Gatineau Park Friday evening with my telescope to do some astrophotography. I was looking at Saturn and all of a sudden something very bright moved across the field of view from left to right (in the eyepiece). There are only two plausible explanations I can come up with…
- Satellite
- Meteor
Whatever it was, it’s definitely the most intriguing thing I’ve seen through a telescope.
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September 24, 2017 @ 11:08
By: gordon
Category: Astronomy, Photography
Yesterday evening was a beautiful evening to be out with a telescope. I decided to go after the Ring Nebula (M57), which was visible high in the sky.
This is an extract from one of the images I captured. The rest are being stacked as we speak.
45.5923621-77.3530574
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September 10, 2017 @ 11:13
By: gordon
Category: Astronomy, Photography
I headed out yesterday evening to see what I could see. One of the things visible in the sky last night was the Andromeda Galaxy (M31). I put my camera on the back of the telescope and took a number of images. After aligning the images and working on them in Photoshop, I have an image where you can start to see some of the structure in the galaxy.
Andromeda galaxy (M31) (9 September 2017) © Gordon P. Dewis, 2017.
There’s specialized software for processing astrophotographs. For this image, I used one to figure out the image offset between the 8 images that went into it and then used Photoshop to manually align them. Then I converted the layers into a smart object, stacked them and applied some curves, exposure, level, and brightness/contrast adjustments.
For a first attempt, I’m happy with the results. I want to explore some of the other astrophotography software out there to see what works best for me.
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September 08, 2017 @ 19:23
By: gordon
Category: Current affairs, Weather
There’s a lot of stuff on Twitter, some of it pretty scary and/or creepy. This tweet, however, probably jumps to the top of the holy-crap scary list:
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August 22, 2017 @ 01:13
By: gordon
Category: Astronomy, Photography
I headed to Glendo State Park in Wyoming today to watch the eclipse with some friends. Here’s a quick photo of totality…
42.5507745-105.0026749
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June 04, 2017 @ 00:06
By: gordon
Category: Astronomy, Photography
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May 27, 2017 @ 23:44
By: gordon
Category: Astronomy, Photography
I shot this with my Tamron SP 500mm lens earlier this evening. With a bit of noise reduction in Lightroom, you can make out 4 of the moons.
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