[What day is it today? | Tohoku Edition] What day is February 1st?

Sendai City Astronomical Observatory Day (Miyagi Prefecture)

On February 1, 1955, the privately run "Sendai Astronomical Observatory" was constructed and opened in Nishi Park in Aoba Ward, Sendai City, Miyagi Prefecture, thanks to donations from citizens. To commemorate this, Sendai Astronomical Service Co., Ltd. has designated this day as "Sendai City Astronomical Observatory Day ."

In 1956, the year after its opening, it was donated to the city of Sendai and became the municipal "Sendai City Astronomical Observatory."

On July 1, 2008, the facility moved from Nishi Park to its current location in Nishigaoka, Aoba Ward, Sendai City, Miyagi Prefecture

The day Tohoku (asteroid) was discovered

Asteroid Tohoku was discovered on February 1, 1997, by Naoto Sato , an amateur astronomer from Saitama Prefecture who is known for discovering numerous asteroids and naming them after the Hayabusa and Kaguya space probes

For a long time after its discovery"1997 CJ5,"but after the Great East Japan Earthquake on March 11, 2011, Mr. Sato named it "Tohoku" as a token of condolence for the people of Tohoku, and applied to the International Astronomical Union Minor Planet Center for naming. It was approved quickly after a review period of only about a month.

It also made headlines when, on March 11, 2012 , one year after the earthquake, it aligned perfectly with the sun and the Earth

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