Planck 2013 results
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Table 5

HFI flux density to brightness temperature unit conversion coefficientsa.

Band [GHz] UC [Kb MJy-1 sr]

100 ............ 0.0032548074
143 ............ 0.0015916707
217 ............ 0.00069120334
353 ............ 0.00026120163
545 ............ 0.00010958025
857 ............ 0.000044316316

Notes.

(a)

As defined in the text, these coefficients are the same for every detector within a given frequency band.

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