February 9th, 1431

Born on February 9th, 1431

Age in days, weeks and months
Wow, over 217,000 days old!

Why not celebrate an alternative birthday? In 523 days, exactly on December 21st, 2027, people who were born on February 9th, 1431 will be 218,000 days old!

... in seconds, minutes and hours

What happened on February 9th?

February 9th, 1975

The spacecraft and crew of the Soviet Soyuz 17 mission returned to earth after 29 days in orbit at the Salyut 4 station.

February 9th, 2020

Japanese figure skater Yuzuru Hanyu won the Four Continents Championships to become the only man to complete a Super Slam.

February 9th, 2016

Two commuter trains collided head-on at Bad Aibling in southeastern Germany, killing 12 people and injuring 85.

February 9th, 2001

The American submarine USS Greeneville collided with the Ehime Maru, a Japanese training vessel operated by a high school, sinking the latter ship and killing nine people on board.

February 9th, 1996

Breaking a seventeen-month ceasefire, the Provisional Irish Republican Army detonated a powerful truck bomb in the London Docklands, killing two people and injuring more than a hundred others.

February 9th, 1976

The Australian Defence Force (ensign pictured) was formed by the integration of the Australian Army, the Royal Australian Navy, and the Royal Australian Air Force.

February 9th, 1971

An earthquake registering 6.6 Mw struck the northern San Fernando Valley near the Los Angeles district of Sylmar, killing 65 people.

February 9th, 1964

As Beatlemania swept the United States, the Beatles (pictured) made their first appearance on The Ed Sullivan Show before a record-breaking audience, beginning a musical phenomenon known as the British Invasion.

February 9th, 1950

U.S. senator Joseph McCarthy accused 205 employees of the State Department of being communists, sparking a period of strong anti-communist sentiment known as McCarthyism.

February 9th, 1945

World War II: Allied aircraft unsuccessfully attacked a German destroyer in Førde Fjord, Norway.

February 9th, 1943

World War II: Allied forces declared Guadalcanal secure, ending the Guadalcanal campaign as a significant strategic victory for Allied forces fighting Japan in the Pacific War.

February 9th, 1942

The Imperial Japanese Army began the Battle of Kranji as part of their campaign to capture Singapore.

February 9th, 1923

Stanley Bruce became prime minister of Australia as leader of the country's first Coalition government.

February 9th, 1920

The Svalbard Treaty was signed in Paris, recognizing Norwegian sovereignty over the Arctic archipelago of Svalbard.

February 9th, 1913

A meteor procession was observed along a great circle arc from Canada to Brazil, leading astronomers to conclude that its source was a small, short-lived natural satellite of the Earth.

Public holidays on February 9th

Fixed holidays () which are celebrated on February 9th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1431 is a normal year and no leap year.

Calendar
February 1431