The Sun's radius, often denoted as "R☉," is the distance from the center of the Sun to its outer edge or surface. The Sun is not a solid object but a massive, hot, and highly compressed ball of gas, primarily hydrogen and helium.
The average or mean radius of the Sun is approximately 696,340 kilometers (about 432,685 miles). Keep in mind that the Sun's outer boundary is not sharply defined, and its structure consists of different layers, including the core, radiative zone, convective zone, and the visible surface known as the photosphere.
The Sun's radius is a fundamental parameter in astronomy and solar physics and is used as a reference point for measuring distances within the solar system and studying the properties and behavior of the Sun.
A "pole" is a unit of length that is equivalent to 16.5 feet or 5.0292 meters. It is sometimes referred to as a "rod" or a "perch," and these terms are often used interchangeably. Poles, like rods and perches, were historically used in some English-speaking countries, primarily in the United Kingdom and the United States, for land measurement, surveying, and real estate.
While the use of poles, rods, and perches has become less common in modern times, you may still encounter these units of length in certain contexts, especially in older land descriptions or surveys. In everyday measurements and official standards, more commonly used units like meters or feet are preferred.