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Table 3

Performance of the NIKA polarimeter.

Array 1.15 mm 2.05 mm

Valid pixels 132 224
Field of View (arcmin) 1.8 1.8
Band-pass (GHz) 190–310 110–180
FWHM (arcsec) 12 18.2
Polarization capability yes yes
Sensit. on polarization (Q) (mJy s1/2) 120 50
Sensit. on I in pol. mode (mJy s1/2) 85 35
Sensit. on I in tot. power mode (mJy s1/2) 42.5 17.7
Instrumental polarization residual 0.7% 0.6%
Syst. uncertainty on pol. angle 1.8° 1.8°

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