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Table 4
Determination of spectral type, extinction and K-band excess using different methods.
| Line ratio | Cont.-norm. | Non-cont.-norm. | ||||||||
| JW | analysis | template fit | template fit | Photometry | ||||||
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| SpT | SpT | r K ,T | SpT | A V | r K ,T | A V | r K | |||
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| 63 A | M1.0 ± 0.6 | K9 | 0.1, 1500 | M1.5 | 2.7 | 0 | 1.1 ± 0.4 | −0.03 ± 0.06 | ||
| 63 B | M2.6 ± 1.0 | M3 | 0.1, 700 | M3.5 | 0.6 | 0 | 1.0 ± 0.5 | −0.14 ± 0.05 | ||
| 81 A | M0.8 ± 0.1 | M1.5 | 0 | M1.5 | 0.5 | 0 | 0.7 ± 0.4 | 0.04 ± 0.07 | ||
| 81 B | M3.7 ± 0.3 | M3 | 0.1, 700 | M3.5 | 0 | 0 | 1.1 ± 0.5 | 0.03 ± 0.05 | ||
| 128 A | M1.6 ± 2.0 | M1.5 | 0 | M4.5 | 0 | 0 | 1.9 ± 0.5 | 0.04 ± 0.04 | ||
| 128 B | M2.7 ± 1.6 | M1.5 | 0.1, 700 | M3.5 | 1.3 | 0 | 1.4 ± 0.6 | 0.12 ± 0.05 | ||
| 176 A | M0.8 ± 0.1 | M0 | 0.3, 1500 | M2 | 1.4 | 0 | 3.9 ± 0.6 | 0.10 ± 0.04 | ||
| 176 B | M0.8 ± 0.2 | M0.5 | 0.1, 1500 | M3.5 | 0 | 0 | 2.3 ± 0.4 | −0.13 ± 0.07 | ||
| 248 Aa | M0.7 ± 0.3 | M1.5 | 0.4, 1500 | M2.5 | 0.8 | 0.2, 850 | 1.8 ± 1.0 | 0.02 ± 0.06 | ||
| 248 B | M6.0 ± 1.5 | M9 | 0.1, 1500 | M7 | 5.8 | 0 | 1.5 ± 0.8 | −0.10 ± 0.13 | ||
| 391 A | M0.8 ± 0.6 | K7 | 0.8, 1500 | M2 | 0 | 0.5, 1500 | 1.8 ± 0.6 | 0.46 ± 0.04 | ||
| 391 B | M7.0 ± 1.2 | M7 | 0.4, 1500 | M7 | 0 | 0 | 2.1 ± 0.6 | 0.00 ± 0.06 | ||
| 709 A | M0.7 ± 0.4 | K9 | 0 | M0.5 | 1.3 | 0 | 1.3 ± 0.4 | 0.05 ± 0.05 | ||
| 709 B | M0.8 ± 0.1 | M0.5 | 0 | M1.5 | 0 | 0 | 1.1 ± 0.4 | 0.00 ± 0.07 | ||
| 867 A | M0.8 ± 0.2 | K9 | 0.5, 700 | M1.5 | 1.5 | 0.5, 1500 | 0.5 ± 0.8 | 0.26 ± 0.05 | ||
| 867 B | M1.0 ± 0.4 | M2 | 0.1, 700 | M3.5 | 0.1 | 0.4, 1500 | 0.0 ± 0.8 | 0.22 ± 0.05 | ||
Notes. The adopted values are reported in Table 5.
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