Astrophysics (index)about

Cosmic Lens All-sky Survey

(radio survey aimed at gravitational lenses)

The Cosmic Lens All-sky Survey (CLASS) is a radio astronomical survey begun in the 1990s to find examples of gravitational lensing. It is a collaboration of multiple agencies, carried out using the Very Large Array (VLA).

The acronym CLASS is also used for the Cosmology Large Angular Scale Surveyor, an array of microwave telescopes in Chile.

(survey,radio,catalog,all sky)
CLASSCLASS B0901+697Cosmic Lens All-sky Survey 

Referenced by:
astronomical survey