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
Six Months in a Convent Six Months in a Convent Six Months in a Convent is a memoir written by Rebecca Reed and published in 1835. It is an account of her stay at the Ursuline Convent in Charlestown, Massachusetts in 1832. The account was primarily written before, and published after, the 1834 Ursuline Convent riots, in which the facility was destroyed by rioting Protestants, and may have played a role in inspiring those riots. Reed was a witness at trials involving accused participants in the rioting. Rebecca Reed was a young Episcopalian woman from Boston who had attended the school operated by the Ursulines