Winter solstice one must be able to observe a change in azimuth or elevation less than or equal to about 1/60 of the angular diameter of the sun. Observing that it occurred within a two-day period is easier, requiring an observation precision of only about 1/16 of the angular diameter of the sun. Thus, many observations are of the day of the solstice rather than the instant. This is often done by observing the sunrise and sunset or using an astronomically aligned instrument that allows a ray of light to be cast on a certain point around that time. Length of day
The Twelve Months (1956 film) The Twelve Months (1956 film) The Twelve Months (; "Dvenadtsat mesyatsev") is a 1956 Soviet traditionally animated feature film directed by the "patriarch of Russian animation", Ivan Ivanov-Vano. It was produced at the Soyuzmultfilm studio in Moscow and is based on the fairy-tale play of the same name by Samuil Marshak. The film's sound and image were restored in by Krupnyy Plan, who released it on video and DVD in Russia in 2005. An English-subtitled edition of the Russian-language version has not been released. However, Films by Jove released the film on DVD in 1999 as "volume 3" of its