What is the apparent magnitude of the Sun if it is removed at a distance of 100 pc? The absolute stellar magnitude of the Sun is +5.

m = M – 5 + 5 lg D.
m = 5 – 5 + 5 • 2 = 10.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.