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* 280 BC – Aristarchus of Samos offers the first definite discussion of the possibility of a heliocentric cosmos, and uses the size of the Earth's shadow on the Moon to estimate that the Moon's radius is one-third that of the Earth, and to estimate sizes and distances for the Moon and Sun
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280 and BC
He flourished about 280 BC, in the reign of Ptolemy II Philadelphus.
280 BC – ca.
280 BC – 203 BC ) was a Roman politician and general, born in Rome around 280 BC and died in Rome in 203 BC.
The Lighthouse of Alexandria ( in Ancient Greek, ὁ Φάρος της Ἀλεξανδρείας ), was a tower built between 280 and 247 BC on the island of Pharos at Alexandria, Egypt.
Bagadates I ( Minted 290 – 280 BC ) was the first indigenous Seleucid satrap to be appointed.
* 280 BC: King Pyrrhus of Epirus invades Italy in an attempt to subjugate the Romans and bring Italy under a new empire ruled by himself
* 280 BC: Construction of the Colossus of Rhodes is completed
* Han Fei, Chinese philosopher from State of Han ( 280 – 233 BC )
** Conon of Samos, Greek mathematician and astronomer whose work on conic sections ( curves of the intersections of a right circular cone with a plane ) serves as the basis for the fourth book of the Conics of Apollonius of Perga ( b. c. 280 BC )
** Li Si, Chinese philosopher and politician ( assassinated ) ( b. 280 BC )
** Chrysippus, Greek philosopher from Soloi who was the principal systematiser of stoic philosophy ( b. c. 280 BC )
The account formerly given of him, that he was the contemporary of Theocritus and a friend and teacher of Moschus, and lived about 280 BC, is now regarded as incorrect: it rests on a misreading of the Epitaph of Bion, a poem commemorating his death, which in early modern times was erroneously attributed to Moschus.
Magna Grecia around 280 BC.
In 280 BC the Romans suffered a defeat at the hands of Pyrrhus at the Battle of Heraclea on the coast west of Tarentum.
* Onias I High-Priest of Israel, held position 320 – 280 BC
* 233 BC – Han Fei, Chinese philosopher who, along with Li Si, has developed Xun Zi's philosophy into the doctrine embodied by the School of Law ( or Legalism ) ( b. c. 280 BC )
280 and –
* 1960 – The Netherlands and West Germany sign an agreement to negotiate the return of German land annexed by the Dutch in return for 280 million German marks as Wiedergutmachung.
Selig was part of the owners ' collusion in 1985 – 1987, resulting in the owners paying $ 280 million in damages to the players.
Oxford: Oxford University Press, pp. 257 – 280.
Shakespeare Quarterly 43. 3: 280 – 302.
* 1942 – World War II: First use of an aircraft ejection seat by a German test pilot in a Heinkel He 280 jet fighter.
* 280 – Sun Hao of Eastern Wu surrenders to Sima Yan which began the Jin Dynasty.
Essentially all UVC ( 100 – 280 nm ) is blocked by dioxygen ( from 100 – 200 nm ) or else by ozone ( 200 – 280 nm ) in the atmosphere.
The ozone layer also blocks most, but not quite all, of the sunburn-producing UV-B ( 280 – 315 nm ) band, which lies in the wavelengths longer than UV-C.
UV radiation capable of penetrating nitrogen is divided into three categories, based on its wavelength ; these are referred to as UV-A ( 400 – 315 nm ), UV-B ( 315 – 280 nm ), and UV-C ( 280 – 100 nm ).
While a normal potato has 12 – 20 mg / kg of glycoalkaloid content, a green tuber contains 250 – 280 mg / kg, and green skin 1500 – 2200 mg / kg.
280 and Aristarchus
Though there is still-controversial evidence that Aristarchus of Samos possessed distinct values for the sidereal and tropical years as early as c. 280 BC, the discovery of precession is usually attributed to Hipparchus ( 190 – 120 BC ) of Rhodes or Nicaea, a Greek astronomer.
280 and Samos
* Conon of Samos, Greek mathematician and astronomer whose work on conic sections ( curves of the intersections of a right circular cone with a plane ) serves as the basis for the fourth book of the Conics of Apollonius of Perga ( b. c. 280 BC )
280 and offers
Its main base of operations is Tocumen International Airport, and the airline currently offers more than 280 daily scheduled flights to 64 destinations in 29 countries in North, Central and South America, and the Caribbean with a fleet of 80 airplanes.
280 and first
Australia, captained by Michael Clarke, batted first on a cloudy day after winning the toss and were bowled out for 280.
The later part of this period was marked by the collapse of the tripartite situation: first the conquest of Shu by Wei ( 263 ), then the overthrow of Wei by the Jin Dynasty ( 265 ), and the destruction of Wu by Jin ( 280 ).
Probably the first airport was located off the Quarry Road, close to Highway 280 in the area where Pinecrest is today.
Hait, 23, was the first to establish his claim, 280 acres.
Two main charges were brought to the House of Commons against Marlborough: first, an assertion that over nine years he had illegally received more than £ 63, 000 from the bread and transport contractors in the Netherlands ; second, that he had taken 2. 5 % from the pay of the foreign troops in English pay, amounting to £ 280, 000.
He also worked as a teller at Wells Fargo, but came up short $ 300 the first day and $ 280 the second — he was not stealing the money, he was just careless and error-prone.
The walls of the first floor have for holding matchlocks and spears, and at one point, the castle contained as many as 280 guns and 90 spears.
As the first significant post-acquisition passenger car, the Cadet, initially retailing at £ 280, is generally regarded as demonstrating Vauxhall's newly acquired interest and expertise in controlling production costs, but it was also noteworthy as the first British car to feature a synchromesh gearbox.
* The 20 elephants in the army of Pyrrhus of Epirus, which landed at Tarentum in 280 BC for the first Battle of Heraclea, recorded in Plutarch's Lives, Polybius, Dionysius of Halicarnassus and Livy.
On 2 February 2001, the film opened in six North American theatres, earning $ 113, 280 ($ 18, 880 per screen ) in its first weekend.
The album was released on September 18, 2012 and for the first time in Pink's career, debuted atop the Billboard 200, selling more than 280, 000 copies in its first week.
By 2000, about 46 million viewers out of a population of 280 million watched the first debate, with ten million fewer watching the subsequent debates that year.
He commanded a nine-man B-17 crew in 51 missions over Europe, tallying 280 combat hours, and was the first naturalized citizen from the Philippines to achieve an officer's rank in the U. S. Army Air Corps.
Demetrius of Phalerum ( also Demetrius of Phaleron or Demetrius Phalereus, ; c. 350 BC – c. 280 BC ) was an Athenian orator originally from Phalerum, a student of Theophrastus and one of the first Peripatetics.
In 2006, retail sales of the Crown Victoria dwindled to just 3, 000, compared to 38, 280 of its stablemate Mercury Grand Marquis in the first nine months of 2007.
The first fault developed from late Hercynian tectonic episode occurring between 280 and 300 million years ago, that developed into an almost north-south direction into the lithosphere.
The first executive toy may have been a gadget designed by the great mathematician and engineer Philo of Byzantium ( about 280 BC-about 220 BC ), an octagon-shaped ink pot with openings on each side.
The gimbal was first described by the Greek inventor Philo of Byzantium ( 280 – 220 BC ).
He lived during the reigns of the first two Ptolemies, and was at the height of his reputation about 280 BC.
Early models were powered by compressed air and the first aircraft to be fitted with such a system was the Heinkel He 280 prototype jet-engined fighter in 1940.
One of the He 280 test pilots, Helmut Schenk, became the first person to escape from a stricken aircraft with an ejection seat on 13 January 1942 after his control surfaces iced up and became inoperable.
0.570 seconds.