Northamptonshire Natural History Society
The Humfrey Rooms, 10 Castilian Terrace, Northampton, Northamptonshire, NN1 1LD
This course covers all aspects of astrophotography at a beginner’s level, whether with DSLR/mirrorless cameras or specialised astro cameras, from wide-field photography with an undriven camera to through-the-telescope imaging. Topics include:
* Basic night photography with a DSLR, using a tripod and a range of lenses. Control of the camera, choice of ISO, shutter speed, lens, etc.
* Driven exposures, eg piggybacking, use of driven platforms such as AstroTrac, Star Adventurer etc.
* Attaching a DSLR to a telescope, including a mention of afocal imaging for those with compacts and phone cameras. Increasing the focal length for planetary imaging (Moon and planets)
* Planetary and lunar imaging through a telescope using a webcam – capturing and processing images. Choice of cameras, increasing the image scale, tips and tricks
* Long-exposure imaging through the telescope – comparison of DSLR and dedicated cameras. The choice between single-shot colour and mono cameras. Autoguiding
* RGB imaging, choice of filters, and basic image processing using Photoshop.
* Computer control of the camera and the telescope using the manufacturer’s remote capture software and proprietary software such as APT. Control of the telescope using software such as SkyMap etc.
Please note that this has already taken place on 21/05/2023
The below chart shows if and when the skies will be at their darkest during this event. Moonlight is shown in light yellow and the Sun's twilight in light blue. Midnight on the date shown is shown as a white line with sunset to the left and sunrise the next morning to the right. A black background with stars shows the best times for stargazing.
Sun 21st May
Local light pollution
The above demonstrates the estimated effect of light pollution - graphics created using Stellarium.
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