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Table 2

Properties of the observed standard-stars.

Target RA (J2000) [hh mm ss] Dec (J2000) [dd mm ss] Spec. Type mSIV−Filter [mag]

HD 31421 04 56 22.27  + 13 30 52.1 K2III 11.38
HD 27482 04 21 15.26  + 27 21 00.9 K5III 6.12

Notes. From flux catalog of mid-infrared standard-stars for VISIR imager filters based on Cohen et al. (1999).

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