The Dhaka Times Desk Today, June 21, is the longest day in the Northern Hemisphere. On this longest day of the year, the sun will be in the sky of Dhaka for a total of 13 hours 36 minutes and 1 second. This day is celebrated in different countries of the world Cancer Tropic (or Solstice) Day or Summer Solstice day is celebrated as
On this day, the sun is at its highest point of north and rises in the highest north and sets in the highest north. At Earth's Tropic of Cancer – which passes through 23.5 latitude – the Sun is seen exactly in the middle of the sky at noon on that day. As the Tropic of Cancer passes through the middle of Bangladesh, the sun will be at midday in almost all parts of Bangladesh on the Tropic of Cancer day. At that time, if a rod or stick is placed perpendicular to the ground on the Cancer line, its shadow will not fall. In the sky of Dhaka at 12 noon on June 21st, the sun will be only 0.3 angular degrees away from the midheaven, so it can be said that there will be almost no shadow of a vertical rod in Dhaka at that time.
Science organization Anusandhitsu Chakra has been celebrating the day in Bangladesh since 2007 with the aim of creating interest among the general public in nature and environmental phenomena and encouraging them to find their scientific reasons. This year too Anusandhis Chakra has taken various programs on the occasion of the day. The Barisal branch of the Chakra organized a Sun Shadow Observation Camp at Barisal Polytechnic Institute grounds. 12/A Iskaton in Astronomy Department of Inquisitive Chakra at 7:00 pm. Organized sky observation camp with the most powerful telescope in the country. 05:00 PM at that place. There is an arrangement to show sunspots with a special telescope. In addition, Haldia Khalilur Rahman Primary School of Munshiganj district Lauhjong upazila at 11:00 am. Organized to show sunspots with special telescopes. If necessary, contact: 01819926160.
References: The inquisitive cycle
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