1/2 degrees (i think:)...this is also the same as the moon...
No, the sun and moon do not have the same angular diameter. The sun appears larger in the sky because it is much larger and closer to Earth than the moon. The sun's angular diameter is about 32 arcminutes, while the moon's angular diameter is about 31 arcminutes on average.
The angular diameter of the sun is about 31 to 32 arcminutes, which is roughly the same as the full moon.
January 3rd, semidiameter 16.3, anular diameter 2x semidiaeter 32.6, maximum / closes
The small-angle formula is θ = 2 * arctan(d / 2D), where θ is the angular diameter, d is the physical diameter, and D is the distance from the observer. When Mars is closest to Earth, its angular diameter is around 25 arcseconds. This is smaller compared to the maximum angular diameter of Jupiter, which can reach up to around 49 arcseconds due to its larger physical size.
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No, the sun and moon do not have the same angular diameter. The sun appears larger in the sky because it is much larger and closer to Earth than the moon. The sun's angular diameter is about 32 arcminutes, while the moon's angular diameter is about 31 arcminutes on average.
The angular diameter of the sun is about 31 to 32 arcminutes, which is roughly the same as the full moon.
The angular diameter of the Sun is approximately 0.53 degrees, and the angular diameter of the Moon varies depending on its distance from Earth but ranges from about 29 to 34 arcminutes.
The Sun is about 416 times larger than the Moon. You could place about 71,991,296 Moons inside the Sun. The Sun has a diameter of 1.392×106 km The Moon has a diameter of 3,474.2 km
January 3rd, semidiameter 16.3, anular diameter 2x semidiaeter 32.6, maximum / closes
* For a solar eclipse, there is no specific requirement about the angular sizes.* For a TOTAL solar eclipse, the angular diameter of the Moon must be larger than that of the Sun.
earth is closer to the Sun during our winter
for the next hundred millenia, they are the same angular diameter, and this is the reason why we have total solar eclipses. in the distant future however, this won't be the case because the moon will get further apart from the earth and become smaller in angular diameter.
Since Earth has about 4 times the diameter of the Moon, the angular diameter of Earth, as seen from the Moon, is about 4 times larger than the angular diameter of the Moon, as seen from Earth. Since the Moon's angular diameter as seen from here is about half a degree, that would make Earth's angular diameter about 2 degrees.If you wish, you can look up more exact figures and do more precise calculations, but it is hardly worth the trouble, since there is some variation in the distance from Earth to Moon anyway.
The small-angle formula is θ = 2 * arctan(d / 2D), where θ is the angular diameter, d is the physical diameter, and D is the distance from the observer. When Mars is closest to Earth, its angular diameter is around 25 arcseconds. This is smaller compared to the maximum angular diameter of Jupiter, which can reach up to around 49 arcseconds due to its larger physical size.
Yes, that's correct. The angular diameter of an object decreases as its distance from the observer increases. This relationship is based on the formula for angular diameter, which states that the apparent size of an object in the sky depends on both its actual size and its distance from the observer.
linear velocity is a change of speed in a linear fashion. Angular speed is the rate of change of angle with respect to time. These two are convertible in a case of a circle motion. the lenght of an arc is l = RO. where O is the angle. hence v= l/t and therefore v=RA where A = O/t.