The longest total eclipse of the century

On the morning of July 22, the longest total solar eclipse of the century will start from India, Nepal, Myanmar . and beyond the Pacific Ocean. In Vietnam, the most observed solar eclipse in Ha Giang (75.8%), Hanoi (67.5%) and Ho Chi Minh City is only 27.4%.

Because it is not in the total solar eclipse, it is only possible to observe part of this amazing natural phenomenon. The start of the solar eclipse is at 7am, reaching maximum at 8am and ending after 9am.

The location where the largest solar eclipse was observed was Ha Giang (75.8%), Lao Cai (75%), Bac Kan (74.5%), Hanoi (67.5%) . More in the south, the ratio is smaller: Can Tho (25.5%), My Tho (26%), HCMC (27.4%) .

The red mark is the path of the total solar eclipse and the green area is the area that can view part of this solar eclipse this time.(Photo: eclipse-glasses)

In the world, the first point to observe the total solar eclipse is the west coast of India (at 7h51 Hanoi). Due to taking place throughout 6 minutes 39 seconds, stretching from India, to China and the Pacific Ocean, this is considered the longest total solar eclipse in the 21st century.

According to astronomers, due to strong solar radiation, if using the naked eye, there is no protection to look at the sun during this time, it may cause permanent damage or eye damage. Therefore, it is necessary to have safe observation methods to protect the eyes first but harmful rays from the sun.

From 7:00 am on July 22, HCMC Amateur Astronomical Club will hold an eclipse observation at the Children's House in Ho Chi Minh City (District 3), while the Polytechnic Astronomical Club forum organizes a follow-up at Pham beach. Van Dong (Da Nang). Anyone who needs it will be instructed how to observe a solar eclipse safely.

Solar eclipse occurs when the Moon passes between the Earth and the Sun and completely obscures or partially obscures the Sun when viewed from Earth.The total solar eclipse is when the Sun is completely covered by the Moon.The glowing Sun disk is obscured by the Moon's dark rim, and it is possible to see a pale halo outside that light comes from the Sun's coronary belt.During any eclipse, the total solar eclipse can only be observed from a narrow band on the Earth's surface.At a fixed point, the total solar eclipse lasts only a few minutes (maximum 7 minutes).