At the fifteenth magnitude, Af, and at the twenty-fifth magnitude, Af.

At room temperature the magnitude of this fractionation is roughly 0. 25 ‰ ( 0. 025 %) per atomic mass unit ( AMU ).

At magnitude 9, it is visible in medium amateur telescopes.

At least 100 aftershocks registering a 6. 0 magnitude or higher have followed the main temblor.

At first, as the electric field increases in magnitude, no change in alignment occurs.

At magnitude 7. 34, it is too dim to be seen with the naked eye.

At atomic scale, it is about 100 times stronger than electromagnetism, which in turn is orders of magnitude stronger than the weak force interaction and gravitation.

At distances around 10 < sup >− 18 </ sup > meters, the weak interaction has a strength of a similar magnitude to the electromagnetic force ; but at distances of around 3 × 10 < sup >− 17 </ sup > m the weak interaction is 10, 000 times weaker than the electromagnetic.

* November 24 – At least 3, 840 are killed in a Richter scale magnitude 7. 3 earthquake of Van and Muradiye in Turkey.

At first the output was insignificant, but gradually the magnitude of the operations was enlarged until the competition became effective, and steel traders generally became aware that the firm of Henry Bessemer & Co. was underselling them to the extent of UK £ 10 -£ 15 a ton.

At magnitude 10. 7, the asteroid will not be visible to the naked eye, but may be visible to experienced observers using high-end binoculars.

At least 1 in 18 stars brighter than 9. 0 magnitude in the northern half of the sky are known to be double stars visible with a telescope.

At any given point on the Earth's surface, the magnitude and direction of the wind would vary with time of day and season.

At 1: 53 p. m. on June 16, 2005, Yucaipa experienced a magnitude 4. 9 earthquake centered four miles ( 6 km ) north of the center of town.

At the time of its conception, Longview was the only planned city of its magnitude to have ever been conceived of and built entirely with private funds.

At the time of its discovery, the comet was shining at magnitude 11. 0 and had a coma approximately 2. 5 arcminutes across.

At Oxford he extended the Cape observations of stars to the 7th magnitude from 25 ° S declination to the equator, and collected the results in the Radcliffe catalogue for 1890, which contains the places of 6, 424 stars.

At a distance of 10. 5 light years ( ly ), it has an apparent magnitude of 3. 73.

At a distance of approximately 7. 8 light years from the Earth, it has an apparent magnitude of 13. 5 and can only be seen with a large telescope.

At an apparent magnitude of 9. 59, this galaxy can be readily observed using a small telescope with a aperture.

" And: " At 2310 UT on August 3, 1973, a magnitude 2. 6 earthquake occurred at BML ".

At 3: 32 in the morning of 6 April, 2009, the Abruzzo region of central Italy was rocked by a magnitude M 6. 3 earthquake.

At birth, normal infants have AFP levels 4 or more orders of magnitude above this normal range, that decreases to a normal range over the first year of life.

At the top of Figure 5, for example, the Onset range and Completion range lines for the chosen growth center have been drawn for girls according to their mean and standard deviation values in Table 1.

At the time of the parliamentary decision, Lieutenant-General Valeh Barshadli became the first Minister of Defense of Azerbaijan, from September 5 to December 11, 1991.

At 2. 5 troy oz ( 78 g ) gold, this is the largest ( by weight ) coin ever produced by the U. S. Mint.

At Christmas 1196, Holy Roman Emperor Henry VI attempted to force Alexios III to pay him a tribute of 5, 000 pounds ( later negotiated down to 1, 600 pounds ) of gold or face invasion.

At that time, they also led the NL West by 6. 5 games.

At opposition to or conjunction with the Sun, aberration is 20. 5 ″ while light-time correction varies from 4 ″ for Mercury to 0. 37 ″ for Neptune ( the Sun's light-time correction is less than 0. 03 ″).

At pHs lower than 5 most fish eggs will not hatch and lower pHs can kill adult fish.

At the same time the infantry switched to 5. 56 mm weapons, carbines like the AKS-74U ( which fired a Warsaw pact 5. 45x39 round ) and CAR-15 were being developed.

At 5: 00 pm, he met with Congressional leaders who contentiously opposed a blockade and demanded a stronger response.

At the 23rd Congress ( 29 March – 8 April 1966 ) the survival ratio was 79. 4 percent, it decreased to 76. 5 percent at the 24th Congress ( 30 March – 9 April 1971 ), increased to 83. 4 percent at the 25th Congress ( 24 February – 5 March 1976 ) and at its peak, at the 26th Congress ( 23 February – 3 March 1981 ), it reached 89 percent.

At maturity level 5, processes are concerned with addressing statistical common causes of process variation and changing the process ( for example, to shift the mean of the process performance ) to improve process performance.

At midnight on 5 November, Thomas ' breathing became more difficult and his face turned blue.

At 5: 24 pm, Cooper was informed that his demands had been met ; and, at 5: 39 pm, the aircraft landed at Sea-Tac ( Seattle-Tacoma Airport ).

At the time John Doe buys the house, the 3-year US Treasury Note rate is 5 % per annum.

At the time of the announcement, the country had $ 5. 65bn in cash reserves.

At 14, he was painting portraits for $ 5 apiece.

* At the end of 2008: 5, 304, 840

* At the end of 2009: 5, 351, 427

* At the end of 2010: 5, 375, 276

* At the end of 2011: 5, 401, 267