Astrophysics (Index)About

TopHat

(2001 balloon -based CMB survey)

TopHat was a balloon-borne telescope to survey the cosmic microwave background flown in 2001. It was an unusual design in that the telescope aperture was at the top of the balloon: this allowed a more vertical view, reducing airmass.


(CMB,telescope,radio,past,airborne)
Further reading:
http://en.wikipedia.org/wiki/TopHat_(telescope)
http://ui.adsabs.harvard.edu/abs/1998ASPC..141...97S/abstract

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