elliptical coordinates
61Harris affine region detector — In the fields of computer vision and image analysis, the Harris affine region detector belongs to the category of feature detection. Feature detection is a preprocessing step of several algorithms that rely on identifying characteristic points or …
62Elliptic orbit — A small body in space orbits a large one (like a planet around the sun) along an elliptical path, with the large body being located at one of the ellipse foci …
63NGC 1316 — A Hubble Space Telescope (HST) image of NGC 1316. Observation data (J2000 epoch) Constellation Fornax …
64NGC 3226 — NGC 3227 and NGC 3226 Observation data (J2000 epoch) Constellation Leo …
65Photon polarization — is the quantum mechanical description of the classical polarized sinusoidal plane electromagnetic wave. Individual photons are completely polarized. Their polarization state can be linear or circular, or it can be elliptical, which is anywhere in …
66orbit — orbitary, adj. /awr bit/, n. 1. the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun. 2. the usual course of one s life or range of one s activities. 3. the sphere of power or …
67Venus — This article is about the planet. For other uses, see Venus (disambiguation). Venus   …
68analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …
69Centaurus A — (NGC 5128) Observation data (J2000 epoch) Constellation Centaurus …
70Messier 59 — M59 2MASS (near infrared) Observation data (J2000 epoch) Constellation Virgo …
