![]() Next, fit a cable release to your camera, to avoid vibrations when beginning your exposures.Start by fitting your standard 50mm lens to your camera – don’t reach for your longest zoom lens right away.How to set up a star trackerīefore you’ve even screwed your tracker onto its tripod there’s some work to do. For more help with this, read our guide on buying a secondhand telescope. If the cost of a brand new heavy tripod is prohibitive, try looking for a secondhand one. Whichever tracker you buy you’ll need a tripod to mount it on, and this might mean some extra expense because the light, clickety tripod you’ve been using with your DSLR until now will almost certainly not be sturdy enough to support the weight of a tracker. Read our full Sky-Watcher Star Adventurer review. The Sky-Watcher Star Adventurer DSLR mount is a portable tracking mount that offers flexibility as well as accuracy. So which star tracker should you buy? We’ve provided a guide to some of the most popular models below, but make sure you do some research and choose one that fits your needs and budget, bearing in mind they all basically do the same job.įor more, browse all our telescope mount reviews. Which star tracker is best for astrophotography? This can be done with short exposures on a ‘static’ DSLR too, but better results are achieved with longer, tracked exposures.įor more astrophotography guides, read our tutorials on how to photograph the stars and how to photograph the planets. Credit: Stuart Atkinsonīut perhaps the main benefit of a star tracker is that it will allow you to take multiple, identical images of the same object, which you can then sandwich or integrate together in free image-processing software to make a single image with incredible resolution and detail: a sorcerous process called stacking. With a longer lens, you’ll be able to take beautifully detailed, close up images of comets and deep-sky objects such as galaxies, nebulae and star clusters too.Īn image of the Andromeda Galaxy taken using an iOptron SkyTracker and Canon 700D EOS DSLR camera with 135mm lens, made from a stack of 20x 30” exposures. When photographing the Milky Way, your images will show details and features in its star clouds and dust lanes not obvious to the naked eye. What can a star tracker do?īy using a star tracker and a standard or wide-angle lens fitted to your camera you’ll be able to photograph a constellation showing the faintest stars, not just the bright naked-eye ones. You want to take exposures that are minutes long, with no trailing, thus producing much more detailed and colourful images. Sometimes these are desirable, such as when creating star trails photographs, but otherwise they're a nuisance. Why are star trackers such a good choice for astrophotography? A camera and tripod can only take exposures of a few seconds before Earth's rotation causes objects in the sky to produce star trails. Star trails captured by Hemraj Parmar, Parashar Lake, Himachal Pradesh, India, January 2019.
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