Identification of galaxy clusters in cosmic microwave background maps using the Sunyaev-Zel’dovich effect

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Table 1

Characteristics of the Planck satellite instruments (adapted from Planck Collaboration et al. 2011).

Frequency (GHz)	100	143	217	353	545
FWHM (arcmin)	9,37	7,04	4.68	4.43	3.80
Sensitivity ^a (μK_CMB s^1/2)	22.6	14.5	20.6	77.3	1011.3^b

Notes.

^(a)

Uncorrelated noise in 1 s for the corresponding array of detectors in each frequency.

^(b)

Obtained from the extrapolation of lower frequencies.

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