First Sentence:
The Sun is often neglected by amateur astronomers except to wish that it set earlier or rose later so that they can get on with "real" astronomy.
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Key Phrases - Statistically Improbable Phrases (SIPs):
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full aperture filter, solar diagonal, prominence spectroscope, magnified imaging, eyepiece projection, effective focal ratio, instrumental profile, solar observing, solar work, solar image, solar filter, observing techniques, solar rotation period, aperture filters, image processing packages, solar longitude, finder telescope, telescope objective, telescope drive, sunspot groups, observing programmes, solar photosphere, main telescope, solar limb, shade numbers
Key Phrases - Capitalized Phrases (CAPs):
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Solar Observing Techniques, Royal Astronomical Society, Recording Your Observations, Big Bear Solar Observatory, General Telescopic Observing Techniques, Southern Africa, Commander Henry Hatfield, Jean Dragesco, Mount Wilson Institute
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