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Table 2
UBVJHK photometric parameters of the stars in our sample.
| Star | Cluster | U | B | V | J | H | K | R V | E(B − V) | Dist. | M V | Dist. |
| (SED) | Humphreys (1978) | |||||||||||
|
|
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| Cyg OB1 | ||||||||||||
|
|
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| HD 193443 | 7.08b | 7.61 | 7.26 | 6.40 | 6.34 | 6.34 | 3.10 | 0.61 | − | –5.93 | 1.82 | |
| HD 193514 | 7.32a | 7.84 | 7.43 | 6.35 | 6.24 | 6.18 | 3.00 | 0.74 | 1.71 | –5.96 | 1.90 | |
| HD 193595 | Ber 86 | 8.50b | 9.08 | 8.78 | 7.92 | 7.87 | 7.85 | 3.02 | 0.69 | 1.85 | –4.64 | 1.82 |
| HD 193682 | 8.39b | 8.87 | 8.42 | 7.30 | 7.19 | 7.14 | 2.82 | 0.83 | 1.95 | –5.37 | 1.82 | |
| HD 194094 | 9.18b | 9.57 | 9.05 | 7.74 | 7.59 | 7.58 | 2.99 | 0.89 | 2.65 | –5.73 | 2.42 | |
| HD 194280 | 8.94a | 9.08 | 8.42 | 6.74 | 6.60 | 6.49 | 2.95 | 1.06 | 2.67 | –6.84 | 2.20 | |
| HD 228841 | Ber 86 | 9.08a | 9.50 | 9.01 | 7.91 | 7.78 | 7.75 | 2.78 | 0.88 | 2.70 | –5.59 | 2.09 |
| HD 228989 | Ber 86 | 10.29b | 10.49 | 9.83 | 8.15 | 7.97 | 7.90 | 3.10 | 0.92 | − | –3.81 | 1.43 |
| HD 229234 | NGC 6913 | 9.35d | 9.58 | 8.94 | 7.34 | 7.18 | 7.10 | 2.87 | 1.07 | 1.50 | –5.02 | 1.59 |
|
|
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| Cyg OB3 | ||||||||||||
|
|
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| HD 190864 | NGC 6871 | 7.20a | 7.93 | 7.78 | 7.26 | 7.28 | 7.26 | 2.45 | 0.58 | 2.15 | –5.30 | 2.29 |
| HD 227018 | NGC 6871 | 8.73b | 9.35 | 9.00 | 8.04 | 7.95 | 7.90 | 3.28 | 0.71 | 2.75 | –5.53 | 3.15 |
| HD 227245 | 9.81b | 10.25 | 9.69 | 8.21 | 8.07 | 7.99 | 3.26 | 0.91 | 2.15 | –4.94 | 2.29 | |
| HD 227757 | 8.72e | 9.41 | 9.27 | 8.77 | 8.78 | 8.76 | 3.06 | 0.53 | 2.15 | –4.02 | 2.36 | |
|
|
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| Cyg OB8 | ||||||||||||
|
|
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| HD 191423 | 7.43a | 8.19 | 8.03 | 7.73 | 7.72 | 7.79 | 3.00 | 0.46 | 2.90 | –5.66 | 2.82 | |
| HD 191978 | 7.38a | 8.15 | 8.03 | 7.76 | 7.80 | 7.80 | 2.70 | 0.48 | 2.75 | –5.46 | 2.84 | |
| HD 193117 | 8.87c | 9.29 | 8.77 | 7.24 | 7.09 | 6.97 | 3.18 | 0.87 | 2.25 | –5.76 | 2.37 | |
|
|
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| Cyg OB9 | ||||||||||||
|
|
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| HD 194334 | 9.38c | 9.54 | 8.82 | 6.99 | 6.82 | 6.74 | 2.94 | 1.13 | 1.19 | –4.88 | 1.04 | |
| HD 194649 | 9.82b | 9.93 | 9.07 | 6.86 | 6.63 | 6.51 | 3.10 | 1.12 | − | –4.80 | 1.20 | |
| HD 195213 | 9.29b | 9.55 | 8.82 | 6.67 | 6.44 | 6.26 | 3.27 | 1.13 | 1.00 | –4.88 | 1.20 | |
Reference. (a) Maíz-Apellániz et al. (2004); (b) Wesselius et al. (1982); (c) Guarinos (1991); (d) Fernie (1983); (e) Krelowski & Strobel (2012).
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