angular resolution
31Stepper motor — A stepper motor (or step motor) is a brushless, synchronous electric motor that can divide a full rotation into a large number of steps. The motor s position can be controlled precisely, without any feedback mechanism (see open loop control).… …
32BTA-6 — Infobox Telescope bgcolour = name = BTA 6 caption = BTA 6 as seen from in front of the main entrance organization = SAO location = near Mt. Pastukhova, Russia wavelength = 0.3 to 10 μM built = First light 1975 website = http://w0.sao.ru/Doc… …
33Classical mechanics — This article is about the physics sub field. For the book written by Herbert Goldstein and others, see Classical Mechanics (book). Classical mechanics …
34Gravitational microlensing — Gravitational Lensing Formalism Strong lensing …
35Wilkinson Microwave Anisotropy Probe — WMAP redirects here. WMAP may also refer to either radio station WXNC or WGSP FM. Wilkinson Microwave Anisotropy Probe General information NSSDC ID 2001 027A …
36Hubble Space Telescope — Infobox Space telescope name = Hubble Space Telescope (HST) caption = The Hubble Space Telescope as seen from Space Shuttle Discovery during its second servicing mission (STS 82) organization = NASAESASTScI alt names = nssdc id =… …
37Radio astronomy — is a subfield of astronomy that studies celestial objects at radio frequencies. The field originated from the discovery that many astronomical objects emit radiation in the radio wavelengths as well as optical ones. The great advances in radio… …
38Adaptive optics — (AO) is a technology used to improve the performance of optical systems by reducing the effects of rapidly changing optical distortion. It is used in astronomical telescopes and laser communication systems to remove the effects of atmospheric… …
39MERLIN — For other uses, see Merlin (disambiguation). Multi Element Radio Linked Interferometer Network A map showing the locations of the antennas used in MERLIN Organization …
40Cosmic Background Imager — The CBI Telescope CMB as measured b …
