Sesuai gambar 2, ada beberapa sudut

Sesuai gambar 2, ada beberapa sudut untuk menggambarkan posisi matahari pada waktu tertentu. Sudut jam, H, adalah sudut azimuth dari sinar matahari yang disebabkan oleh rotasi bumi, dan H dapat dihitung dengan persamaan

Results (English) 1:

Corresponding figure 2, there are several angles to describe the position of the sun at any given time. Hour angle, H, is the azimuth angle of sunlight caused by the rotation of the earth, and H can be calculated by the equation

Results (English) 2:

As per picture 2, there are several angles to depict the position of the sun at any given time. The angle of the hour, H, is the azimuth angle of the sunlight caused by the rotation of the Earth, and H can be calculated by the equation