All About Space Astronomer Book - 2014 UK

Moon was high in the sky and they rotated the image with a mirror while Richard noted the angles and measured the Moon’s apparen ...

[14] An auroral band cutting across Orion. [15] & [16] More shots of the Aurora Borealis from northern Norway. near full, an ...

oxygen and nitrogen and it’s these elements that give the aurora its characteristic green, red and sometimes blue colour. The au ...

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CHAPTER 2 ASTRONOMY WITH YOUR CAMERA Camera lenses, courtesy Bill Ebbesen. Astronomy with your camera ...

8 gives 256 tones including black (0) and white (255), while a depth of 14 gives 16,384 tones including black (0) and white (16, ...

Astronomy with your camera used – lossless and lossy. Lossless preserves all of the original image data while lossy uses special ...

example, an image size of 3,504 x 2,336 pixels would contain 8,185,344 pixels or 8.2 Mpx. The number of image sensor photosites ...

[7] Integrating video camera used for low-light astrovideo. They can be thought of as a robust form of webcam, designed to captu ...

as the Moon, filtered Sun and bright planets. Afocal imaging can also be performed successfully with certain camera phones. Came ...

T-thread: 42 mm x 0.75 mm pitch (sometimes referred to as M42 x 0.75) M42 thread: 42mm x 1.00mm pitch The eyepiece barrel should ...

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CHOOSING AND USING A TELESCOPE CHAPTER 3 A long exposure of Pete Lawrence's telescopes taken in moonlight. Pete was carrying a t ...

Having sampled what the sky has to offer to the unaided eye, or experimented with capturing images of the Moon, planets or stars ...

Choosing and using a telescope large scope with a long focal length. The larger the diameter of the telescope the more resolving ...

Astronomer Book your interests to be equally divided between Solar System and deep-sky objects, then the f/5–f/9 instruments are ...

Choosing and using a telescope Second-Hand Options There are a number of options available if you are happy to purchase a second ...

Astronomer Book actually quite small. The simplest mount is called an alt-az mount. The term "alt-az" is short for altitude-azim ...

Choosing and using a telescope substitute for a bit of practical map-reading using charts and the naked eye. If your goal is to ...

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