Beta blockers are used in the prophylaxis of exertional angina by reducing the work the heart is allowed to perform below the level that would provoke an angina attack.

Beta testing takes place at customers ' sites, and involves testing by a group of customers who use the system at their own locations and provide feedback, before the system is released to other customers.

He is an alumnus of Georgetown University where he was a member of Phi Beta Kappa and Kappa Kappa Psi and earned a Rhodes Scholarship to attend the University of Oxford.

Deneb Algedi is a Beta Lyrae variable star ( a type of eclipsing binary ).

Alternatively, if a line is constructed perpendicularly between Alpha Centauri and Beta Centauri, the point where the above mentioned line and this line intersect marks the Southern Celestial Pole.

Beta Crucis, called Mimosa, is a blue-hued giant of magnitude 1. 3, 353 light-years from Earth.

It is a Beta Cephei-type Cepheid variable with a variation of less than 0. 1 magnitudes.

Beta Ceti, also called Deneb Kaitos and Diphda, is the brightest star in Cetus.

In addition to Alpha Centauri ( the 3rd brightest star in the sky ), a second first magnitude star, Beta Centauri, is part of Centaurus.

Also called Hadar and Agena, Beta Centauri is a double star ; the primary is a blue-hued giant star of magnitude 0. 6, 525 light-years from Earth.

Albireo, designated Beta Cygni, is a celebrated binary star among amateur astronomers for its contrasting hues.

Beta Chamaeleontis is a blue-white hued star of magnitude 4. 2, 27 light-years from Earth.

* 1776 – At The College of William and Mary, Phi Beta Kappa is founded and becomes the first American college fraternity.

The main asterism in Delphinus is Job's Coffin, formed from the four brightest stars: Alpha, Beta, Gamma, and Delta Delphini.

Beta Delphini, called Rotanev, is a close binary star and the brightest in Delphinus, divisible in only large amateur telescopes.

The game is currently under OBT ( Open Beta Test ) with the final release scheduled for October.

Beta Gruis is a red giant variable star with a minimum magnitude of 2. 3 and a maximum magnitude of 2. 0 ; it is 170 light-years from Earth.

Beta Hydri, the brightest star in Hydrus, is a yellow star of magnitude 2. 8, 24 light-years from Earth.

* 1914 – Phi Beta Sigma Fraternity Inc., the first historically black intercollegiate Greek-letter fraternity to be officially recognized at Howard University is founded.

Karachi is ranked as a Beta world city.

Beta oxidation is the metabolic process by which fatty acids are broken down in the mitochondria and / or in peroxisomes to generate acetyl-CoA.

Beta Leporis, called Nihal, is a yellow giant of magnitude 2. 8, 159 light-years from Earth.

Beta Corvi is a yellow-hued giant star of magnitude 2. 7, 140 light-years from Earth.

When the situation becomes desperate, Shin Hayata, the Patrol's most capable member, holds the key to salvation in the form of the " Beta Capsule ," which, when activated, allows him to transform secretly into the super-humanoid-powered giant from space, who becomes known to the people of Earth as Ultraman.

Beta Lacertae is far dimmer, a yellow giant of magnitude 4. 4, 170 light-years from Earth.

Beta Horologii is a white giant of magnitude 5. 0, 314 light-years from Earth.

Beta Indi is an orange giant of magnitude 3. 7, 600 light-years from Earth.

Beta Cephei, traditionally called " Alfirk ", is a double star with a blue-hued giant primary of magnitude 3. 2 and a secondary of magnitude 7. 9.

The second planet in between Squornshellous Zeta and Beta, it is inhabited by flying pillows — there is no solid ground but only infinite clouds, indicating that it is a gas giant.

Beta Andromedae is a red giant with a stellar classification of M0 III.

Image of orange giant star | giant Beta Ceti from NASA's Chandra X-ray Observatory.

* Beta Capricorni ( Dabih ): a yellow-white ( G-type ) bright giant

The star Beta Trianguli has a stellar classification of A5III, indicating that it has evolved away from the main sequence and is now a giant star.

It included the bright stars of Crux, the southern part of Centaurus, Circinus, at least one star in Lupus, the bright stars of Musca, Beta and Delta Chamaeleonis, Volans, and Mensa.

Beta is a white star of apparent magnitude 4. 29 and spectral type A0, and lies 130 light years away.

Rigel ( β Ori, β Orionis, Beta Orionis ) is the brightest star in the constellation Orion and the sixth brightest star in the sky, with visual magnitude 0. 18.

Beta Trianguli Australis is a double star, the primary being a F-type main-sequence star with a stellar classification of F1 V, and an apparent magnitude of 2. 85.

Located outside the triangle near Beta, Delta Trianguli Australis is the fourth brightest star at apparent magnitude + 3. 8, yet in reality is a much more powerful star that lies further away.

Lying halfway between Beta and Gamma, Epsilon Trianguli Australis is a double star.

Pollux is the brightest star in the constellation Gemini, despite its Beta designation, and the 17th brightest in the sky.

Warm silica-rich dust and abundant SiO gas, products of high velocity (> 10 km / s ) impacts between rocky bodies, have been detected around the nearby ( 29 pc distant ) young (~ 12 My old ) Beta Pic Moving Group star HD172555 by the Spitzer Space Telescope.

Albireo ( β Cyg, β Cygni, Beta Cyg, Beta Cygni ) is the fifth brightest star in the constellation Cygnus.