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Table 8

Calibrators used for θ Cyg observations.

Name Spectral type mV mK θUD[mas]

1 HD 177003 B2.5IV 5.37 5.89 0.13    ±    0.01
2 HD 177196 A7V 5.01 4.51 0.43    ±    0.03
3 HD 203245 B6V 5.74 6.10 0.14    ±    0.01

Notes. The value of the equivalent uniform disk θUD is given at 700 nm.

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