Sir Frank Watson Dyson (January 8, 1868 – May 25, 1939) was an English astronomer. January 8 is the 8th day of the year in the Gregorian Calendar. ... 1868 was a leap year starting on Wednesday (see link for calendar). ... May 25 is the 145th day of the year in the Gregorian calendar (146th in leap years). ... 1939 was a common year starting on Sunday (link will take you to calendar). ... Royal motto: Dieu et mon droit (French: God and my right) Englands location within the UK Official language English de facto Capital London de facto Largest city London Area - Total Ranked 1st UK 130,395 km² Population - Total (mid-2004) - Density Ranked 1st UK 50. ... An astronomer or spmething i cant inderstand is a scientist whose area of research is astronomy or astrophysics. ...

He was Astronomer Royal for Scotland from 1905 to 1910, and Astronomer Royal (and director of the Royal Greenwich Observatory) from 1910 to 1933. In 1928, he introduced a new free-pendulum clock in the Observatory. This wireless transmission meant that Greenwich Mean Time was more accurate. He also invented the "six pips" in 1924. Astronomer Royal for Scotland was originally (1818) the title of the director of the Royal Observatory Edinburgh, but since 1995 it has simply been an honorary title. ... 1905 was a common year starting on Sunday (see link for calendar). ... 1910 in topic: Arts Architecture- Art- Film- Literature- Music- Television Science and technology Aviation- Rail transport- Radio- Science Other topics Australia- Canada- Ireland- South Africa- Sport Births- Deaths Lists of leaders: State leaders - Religious leaders 1910 was a common year starting on Saturday (see link for calendar). ... Astronomer Royal is a senior post in the Royal Household of the Sovereign of the United Kingdom. ... Royal Observatory, Greenwich The original site of the Royal Greenwich Observatory (RGO), which was built as a workplace for the Astronomer Royal, was on a hill in Greenwich Park in Greenwich, London, overlooking the River Thames. ... 1910 in topic: Arts Architecture- Art- Film- Literature- Music- Television Science and technology Aviation- Rail transport- Radio- Science Other topics Australia- Canada- Ireland- South Africa- Sport Births- Deaths Lists of leaders: State leaders - Religious leaders 1910 was a common year starting on Saturday (see link for calendar). ... 1933 was a common year starting on Sunday (link will take you to calendar). ... 1928 was a leap year starting on Sunday (link will take you to calendar). ... Greenwich Mean Time (GMT) is the mean solar time at the Royal Greenwich Observatory in Greenwich near London in England, which by convention is at 0 degrees geographic longitude. ... The Greenwich Time Signal or BBC pips is a time code heard on some BBC radio programs at the start of the hour, most notably on Radio 4 and the World Service. ... 1924 was a leap year starting on Tuesday (link will take you to calendar). ...

Dyson was born in Measham, near Ashby-de-la-Zouch in England. He was knighted in 1915. He died while traveling from Australia to England in 1939. Measham is a village on the Leicestershire-Staffordshire border, located just off the A42 just south of Ashby-de-la-Zouch. ... Market Street Ashby-de-la-Zouch Ashby-de-la-Zouch (formerly also Ashby-de-la-Zouche) is a small market town in the North West Leicestershire district of the county of Leicestershire, England. ... 1915 was a common year starting on Friday (see link for calendar). ...

Between 1894–1906, Dyson lived at 6 Vanbrugh Hill, Blackheath, London SE3. The house is now marked by a blue plaque. 1894 was a common year starting on Monday (see link for calendar). ... 1906 was a common year starting on Monday (see link for calendar). ... Blackheath is a place in London, divided between the London Borough of Lewisham and the London Borough of Greenwich. ... A Greater London Council blue plaque at Alexandra Palace, commemorating the launch of BBC Television there in 1936. ...

Despite their similarity in name, Freeman Dyson is not related. However, the younger Dyson does credit Sir Frank with sparking his interest in astronomy; because they shared the same last name, Sir Frank's achievements were discussed by Freeman Dyson's family when he was a young boy. Inspired, Dyson's first attempt at writing was a 1931 piece of juvenilia entitled "Sir Phillip Robert's Erolunar Collision" — Sir Philip being a thinly disguised version of Sir Frank. Freeman Dyson at Harvard University in 2004 Freeman John Dyson (born December 15, 1923) is an English-born American physicist and mathematician, famous for his work on nuclear weapons design and policy, and for his futurism viewpoints and science fiction concepts. ... Juvenilia is an EP released by Liz Phair. ...

Dyson crater on the Moon is named after him, as is the asteroid 1241 Dysona. Dyson is a lunar impact crater that lies on the far side of the Moon, past the northwest limb. ... Crust composition Oxygen 43% Silicon 21% Aluminium 10% Calcium 9% Iron 9% Magnesium 5% Titanium 2% Nickel 0. ... An asteroid is a small, solid object in our Solar System, orbiting the Sun. ...

He won the Bruce Medal in 1922 and the Gold Medal of the Royal Astronomical Society in 1925. The Catherine Wolfe Bruce gold medal is awarded every year by the Astronomical Society of the Pacific for outstanding lifetime contributions to astronomy. ... 1922 was a common year starting on Sunday (see link for calendar). ... The Gold Medal is the highest award of the Royal Astronomical Society. ... 1925 was a common year starting on Thursday (link will take you to calendar). ...

External links

• Bruce Medal page
• Awarding of Bruce Medal: PASP 34 (1922) 2
• Awarding of RAS gold medal: MNRAS 85 (1925) 672

Obituaries

• Astronomische Nachrichten 268 (1939) 395/396 (one line)
• Monthly Notices of the Royal Astronomical Society 100 (1940) 238
• The Observatory 62 (1939) 179
• Publications of the Astronomical Society of the Pacific 51 (1939) 336

William Henry Mahoney Christie (1845 – January 22, 1922) was a British astronomer. ... Astronomer Royal is a senior post in the Royal Household of the Sovereign of the United Kingdom. ... Sir Harold Spencer Jones (March 29, 1890 – November 3, 1960) was a British astronomer. ...