HAT-P-13, also known as GSC 03416-00543, is a G-type main sequence star approximately 800 light-years away in the constellation Ursa Major. In 2009 it...

HAT-P-13c is a substellar object orbiting the star HAT-P-13 located 698 light years away from Earth in the constellation of Ursa Major. A search for transits...

Ursa Major. The planet was discovered when it transited across its sun, HAT-P-13. This planet is a hot Jupiter with 0.851 times the mass of Jupiter and...

HAT-P-67 is a binary star system, made up of a F-type subgiant and a red dwarf star, which is located about 1,200 light-years away in the constellation...

HAT-P-32b is a planet orbiting the G-type or F-type star HAT-P-32, which is approximately 950 light years away from Earth. HAT-P-32b was first recognized...

HAT-P-7b (or Kepler-2b) is an extrasolar planet discovered in 2008. It orbits very close to its host star and is larger and more massive than Jupiter...

Red Hat, Inc. (formerly Red Hat Software, Inc.) is an American software company that provides open source software products to enterprises and is a subsidiary...

A hat is a head covering which is worn for various reasons, including protection against weather conditions, ceremonial reasons such as university graduation...

HAT-P-9 is a magnitude 12 F star approximately 1500 light years away in the constellation Auriga. A search for a binary companion star using adaptive...

HAT-P-14b, officially named Sissi also known as WASP-27b, is an extrasolar planet located approximately 224.2 ± 0.6 parsecs (731.2 ± 2.0 ly) away in the...

HAT-P-33 (2MASS J07324421+335006, GSC 2461-00988) is a late-F dwarf star. It is orbited by a planet called HAT-P-33b. A search for a binary companion star...

A hat-trick or hat trick is the achievement of a generally positive feat three times in a match, or another achievement based on the number three. The...

A pork pie hat is one of several different styles of hat that have been worn since the mid-19th century. The pork pie hat gained further popularity in...

HAT-P-27, also known as WASP-40, is the primary of a binary star system about 659 light-years away. It is a G-type main-sequence star. The star's age...

football hat-trick scoring, including exceptional numbers of hat-tricks; exceptional feats in scoring a hat-trick; and achievements relating to the hat-trick...

Fez | Iconic Hats | Village Hats". Andrea B. Rugh (1986). Reveal and Conceal: Dress in Contemporary Egypt. Syracuse University Press. p. 13. ISBN 978-0-8156-2368-7...

The bowler hat, also known as a Coke hat, billycock, bob hat, bombín (Spanish) or derby (United States), is a hard felt hat with a rounded crown, originally...

The Cat in the Hat is a 1957 children's book written and illustrated by American author Theodor Geisel, using the pen name Dr. Seuss. The story centers...

HAT-P-23 is a G-type main-sequence star 1192 light-years away. It has a rapid rotation (rotation period equal to 7 days) for its advanced age of 4 billion...

A campaign hat, sometimes called campaign cover, is a broad-brimmed felt or straw hat, with a high crown, pinched symmetrically at the four corners. The...

HAT-P-4 is a wide binary star consisting of a pair of G-type main-sequence stars in the constellation of Boötes. It is also designated BD+36°2593. The...

HAT-P-33b is a planet in the orbit of HAT-P-33, which lies 1,310 light years away from Earth. Its discovery was reported in June 2011, although it was...

statistics, the projection matrix ( P ) {\displaystyle (\mathbf {P} )} , sometimes also called the influence matrix or hat matrix ( H ) {\displaystyle (\mathbf...

boonie hat or booney hat is a type of wide-brim sun hat commonly used by military forces in hot tropical climates. Its design is similar to a bucket hat but...

The Cat in the Hat (also known as Dr. Seuss' The Cat in the Hat) is a 2003 American fantasy comedy film directed by Bo Welch in his directorial debut and...

HAT-P-5 is a 12th magnitude star in the constellation Lyra, approximately 1,000 light years away from Earth. It is a spectral type G star, about 1.16...

HAT-P-12 is a magnitude 13 low-metallicity K dwarf star approximately 463 light years away in the constellation Canes Venatici, which hosts one known exoplanet...

HAT-P-24 is an F8 dwarf star about 413 parsecs away. A planet was discovered with the transit method by the HATNet Project in 2010. HAT-P-24b, is a typical...

Fourier transform of another). For example, [ x ^ , p ^ x ] = i ℏ I {\displaystyle [{\hat {x}},{\hat {p}}_{x}]=i\hbar \mathbb {I} } between the position...

Top Hat is a 1935 American musical screwball comedy film in which Fred Astaire plays an American tap dancer named Jerry Travers, who comes to London to...