- area such as on a sphere,
square arcminutes or
seconds may be used. The
prime symbol ′ (U+2032)
designates the
arcminute,
though a
single quote ' (U+0027)...
-
between 5 and 20 m. The SA has an
angular resolution of
approximately 3
arcminutes and is used to image, at high resolution, the
galaxy clusters of interest...
-
degree (58662/3 feet per
arcminute). In 1633,
William Oughtred suggested 349,800 feet to a
degree (5830 feet per
arcminute). Both
Gunter and Oughtred...
- In geometry, a
solid angle (symbol: Ω) is a
measure of the
amount of the
field of view from some
particular point that a
given object covers. That is,...
- coma was
reported to be
triangular in
shape and 2.4
arcminutes across while a tail 24
arcminutes long was observed. On 20
October the
comet was reported...
-
called the
Rocking Horse Cluster,
possessing 16
stars with a
diameter of 5
arcminutes visible in a
small amateur instrument; it is of
magnitude 7.4. The brightest...
-
conjunction to
conjunction with most
events being 0.5 to 1.3
degrees (30 to 78
arcminutes, or 1 to 2.5
times the
width of a full moon). Very
close conjunctions...
-
refraction is ****umed to be 34
arcminutes, and the ****umed
semidiameter (apparent radius) of the Sun is 16
arcminutes. (The
apparent radius varies slightly...
-
subtends an
angle of five
arcminutes and the
critical distinguishing features of the
optotype subtend an
angle of one
arcminute.
Snellen defined "standard...
- the reticle. If
using a
mixed system scope that has a mrad
reticle and
arcminute adjustment, one way to make use of the
reticle for shot
corrections is...
