Описание книги
About the product Planisphere is a simple and convenient tool for observing the starry sky. With its help, it is possible for any date and time of day to determine which stars and constellations are visible in the sky, as well as to establish the approximate position of the Sun in its annual movement along the ecliptic. The planisphere map shows stars up to the 5th apparent magnitude in the declination range from +90 to -50 degrees. To see the part of the night starry sky visible in your area, it is enough to orient yourself to the cardinal points and, by rotating the movable disk, set the required date and time of observations. The planisphere is suitable as a teaching tool for any age, starting from primary school. The planisphere is packed in a transparent plastic bag with a euro slot. …
FAQ