angular distance

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Related to angular distance: angular velocity, Angular displacement
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  • noun

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the angular separation between two objects as perceived by an observer

References in periodicals archive ?
declination The angular distance above (positive) or below (negative) the celestial equator.
The solstice occurs the instant the sun's position in the sky is at its greatest angular distance on the other side of the equatorial plane from the observer's hemisphere, which for us, of course, is the Northern Hemisphere.
To understand these limits, the intersection I of a spherical lune defined by two great circles with angle [omega], and, perpendicular to that lune, an infinitely thin spherical segment defined by two parallel small circles with angular distance t are constructed (Figure 13a).
The angular distance between each hole is 40[degrees] (360 / 9 = 40).
If you have practiced and sighted-in by taking range readings along the angular distance straight to the target from your treestand, make sure you do the same thing when hunting.
Even though the starlit bodies are separated by an angular distance of just 70 arcseconds--a minuscule fraction of the width of the full moon as seen from Earth--the near-infrared sensor was so tiny that it could only record the infrared light from one galaxy at a time.
The Helen Keller National Center Act of 1992 defines an individual who is deaf-blind as an individual "who has a central visual acuity of 20/200 or less in the better eye with corrective lenses, or a field defect such that the peripheral diameter of visual field subtends an angular distance no greater than 20 degrees, or a progressive visualloss having a prognosis leading to one or both of these conditions; who has a chronic hearing impairment so severe that most speech cannot be understood with optimum amplification, or a progressive hearing loss having a prognosis leading to this condition; and for whom the combination of impairments .
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