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Table 1.

Relative errors on the photon counting rates (in ‰) in the nominal BT and VT passbands, and the corresponding correlation coefficient ρ, for the 13 stars with four independent determinations of the SPDs per star.

Star ID Spectral Relative error ρ
HD HIP type BT VT
2857 2515 A2 7.9 16.7 −0.25
25329 18915 K1V 100.1 4.3 0.92
28978 21295 A2Vs 76.8 25.3 −0.92
37828 26740 K0 24.2 16.3 0.999
45282 30668 G0 71.0 17.7 0.98
58551 36152 F6V 26.6 10.2 −0.64
94028 53070 F4V 24.7 25.1 0.72
105546 59239 G2IIIm 172.8 43.0 0.85
106038 59490 F6V–VI 179.3 28.0 0.94
109995 61696 A0p 25.9 7.2 −0.50
148513 80693 K4IIIp 43.0 16.8 0.89
175305 92167 G5III 340.5 33.2 0.37
175640 92963 B9III 34.5 15.0 −0.59

Mean 86.7 19.9
Median 43.0 16.8

Notes. The spectral types are taken from the HIPPARCOS catalogue.

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