A solar eclipse is an astronomical event that occurs when the Moon passes between the Sun and Earth, and the Moon fully or partially blocks the Sun. Solar eclipses are one of the most spectacular celestial events that can be observed from Earth. The dates for Grahanam in 2023 and 2024 are as follows.

The first total solar eclipse of 2023 will occur on April 20, 2023. This eclipse will be visible from parts of the United States, Canada, Mexico, Central America, and South America. The total eclipse will last for about 4 minutes and 44 seconds. This eclipse will be the first total solar eclipse of the year.

The next total solar eclipse will occur on April 8, 2024. This eclipse will be visible from parts of the United States, Canada, Mexico, Central America, and South America. The total eclipse will last for about 4 minutes and 30 seconds. This eclipse will be the second total solar eclipse of the year.

The partial solar eclipse of 2023 will occur on October 14, 2023. This eclipse will be visible from parts of the United States, Canada, Mexico, Central America, and South America. The partial eclipse will last for about 1 hour and 44 minutes. This eclipse will be the third solar eclipse of the year.

The partial solar eclipse of 2024 will occur on October 3, 2024. This eclipse will be visible from parts of the United States, Canada, Mexico, Central America, and South America. The partial eclipse will last for about 1 hour and 42 minutes. This eclipse will be the fourth solar eclipse of the year.

The annular solar eclipse of 2023 will occur on December 4, 2023. This eclipse will be visible from parts of the United States, Canada, Mexico, Central America, and South America. The annular eclipse will last for about 3 minutes and 10 seconds. This eclipse will be the fifth solar eclipse of the year.

The annular solar eclipse of 2024 will occur on November 25, 2024. This eclipse will be visible from parts of the United States, Canada, Mexico, Central America, and South America. The annular eclipse will last for about 3 minutes and 8 seconds. This eclipse will be the sixth solar eclipse of the year.

In conclusion, the dates for Grahanam in 2023 and 2024 are as follows: April 20, 2023 (total solar eclipse), April 8, 2024 (total solar eclipse), October 14, 2023 (partial solar eclipse), October 3, 2024 (partial solar eclipse), December 4, 2023 (annular solar eclipse), and November 25, 2024 (annular solar eclipse). These dates are important for anyone who wishes to observe these spectacular celestial events.