We show daylight length in Vostok during 2019 and the equinoxes and solstices. From June 1, 2019 until August 20, 2019, daylight does not vary. From August 21, 2019 until October 19, 2019, daylight becomes longer. From October 20, 2019 until February 22, 2020, daylight does not vary. From February 23, 2020 until April 23, 2020, daylight becomes shorter. From April 24, 2020 until May 30, 2020, daylight does not vary.
We show the equation of time during 2019. In the graph, the day of the year in the x axis starting from January, and the difference between mean solar time and apparent solar time in the y axis.
The day with the highest negative value is Saturday, September 14 2019.
The day with the highest positive value is Wednesday, June 5 2019.
Apparent solar time and mean solar time are of the same length on the following days of the year:
Time of sunrise, sunset, dawn and dusk in Vostok during 2019.