Utente:Aby99/sandbox2: differenze tra le versioni

Versione delle 04:06, 7 mar 2013

Versione delle 15:59, 4 mag 2017

Riga 157:

** CWB – (''celestial object'') Cepheid W Virginis B, ''a subclass of CW stars that vary in brightness on timescales greater than 8 days''

* CXBR – (''celestial object'') Cosmic X-ray Background Radiation

* CXO – (''catalog'') Chandra X-ray Observation, ''a catalog based from the [[Chandra X-Rayray Observatory|Chandra]] space telescope''

== D ==

Riga 340:

* [[Hoffleit Bright Star catalog|HR]] – (''catalog'') Hoffleit Bright Star

* [[Hertzsprung-Russell diagram|HR]] – (''astrophysics terminology'') Hertzsprung-Russell, ''a description for a diagram that compares stars' colors to their luminosities''

* [[High Resolution Camera|HRC-I]] – (''instrumentation'') High Resolution Camera, ''an instrument on the [[Chandra X-Rayray Observatory]]''

* [[High Rate Detector|HRD]] – (''instrumentation'') High Rate Detector, ''an instrument on the [[Cassini spacecraft]]''

* [[High Resolution Microwave Survey|HRMS]] – (''observing program'') High Resolution Microwave Survey, ''a survey for [[microwave]] signals from [[extraterrestrial intelligence]]''

Riga 471:

* [[Low Earth orbit|LEO]] – (''astrophysics terminology'') Low Earth Orbit

* [[Large Earth-based Solar Telescope|LEST]] – (''telescope'') Large Earth-based Solar Telescope

* [[Low Energy Transmission Grating Spectrometer|LETGS]] – (''instrumentation'') Low Energy Transmission Gratings Spectrometer, ''an instrument on the [[Chandra X-Rayray Observatory]]''

** ''also'' LETG

* [[Luminosity function|LF]] – (''astrophysics terminology'') Luminosity Function, ''used to describe the spatial density of objects such as [[star cluster]]s and [[galaxies]] as a function of their [[luminosity]]''