HAT-P-3b, also named Teberda, is an extrasolar planet that orbits the star HAT-P-3 approximately 450 light-years away in the constellation of Ursa Major...

HAT-P-3, is a metal-rich K5 dwarf star located about 441 light-years away in the constellation Ursa Major. At a magnitude of about 11.5 it is not visible...

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...

HAT-P-1b is an extrasolar planet orbiting the Sun-like star HAT-P-1, also known as ADS 16402 B. HAT-P-1 is the dimmer component of the ADS 16402 binary...

The cowboy hat is a high-crowned, wide-brimmed hat best known as the defining piece of attire for the North American cowboy. Today it is worn by many...

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...

(2018), "New transit timing observations for GJ 436 b, HAT-P-3 b, HAT-P-19 b, WASP-3 b, and XO-2 B", Information Bulletin on Variable Stars, 6243 (6243):...

orbiting HAT-P-36 with an orbital period of about 1.3 Earth days. In December 2019, HAT-P-36 was named Tuiren and its planetary companion, HAT-P-36b, was...

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-38b, formally named Hiisi, is a transiting exoplanet orbiting the G-type star HAT-P-38 821 light-years from the Solar System in the constellation...

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...

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

HAT-P-30, also known as WASP-51, is the primary of a binary star system about 700 light-years away. It is a G-type main-sequence star. HAT-P-30 has a similar...

The Tyrolean hat (German: Tirolerhut, Italian: cappello alpino), also Tyrolese hat, Bavarian hat or Alpine hat, is a type of headwear that originally...

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...

}}(t)+\mathbf {B} (t)\mathbf {u} (t){\text{, with }}{\hat {\mathbf {x} }}\left(t_{k-1}\right)={\hat {\mathbf {x} }}_{k-1\mid k-1}\\\Rightarrow {\hat {\mathbf...

John B. Stetson Company, founded by John B. Stetson in 1865, was the maker of the Stetson cowboy hats, but ceased manufacturing in 1970. Stetson hats are...

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-38, formally named Horna, is a star located in the northern constellation Triangulum. It has an apparent magnitude of 12.51, making it readily visible...

– February 18, 1906) was an American hat maker who invented the cowboy hat in the 1860s. He founded the John B. Stetson Company in Philadelphia, Pennsylvania...

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...

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

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...

skewness}})^{2}={\frac {4({\hat {\beta }}-{\hat {\alpha }})^{2}(1+{\hat {\alpha }}+{\hat {\beta }})}{{\hat {\alpha }}{\hat {\beta }}(2+{\hat {\alpha }}+{\hat {\beta }})^{2}}}}...

HAT-P-8b is an extrasolar planet located approximately 720 light years away in the constellation of Pegasus, orbiting the 10th magnitude star GSC 02757-01152...

A top hat (also called a high hat, or, informally, a topper) is a tall, flat-crowned hat traditionally associated with formal wear in Western dress codes...

HAT-P-5b is a transiting extrasolar planet located approximately 1000 light-years away in the constellation of Lyra, orbiting the star HAT-P-5. It is a...

WASP-11b/HAT-P-10b or WASP-11Ab/HAT-P-10Ab is an extrasolar planet discovered in 2008. The discovery was announced (under the designation WASP-11b) by...

HAT-P-17 is a K-type main-sequence star about 92.4 parsecs (301 ly) away. It has a mass of about 0.857 ± 0.039 M☉. It is the host of two planets, HAT-P-17b...