Table 2
Target properties and IR photometry of detected TWA disks.
| Target | d | SpT | T eff | log L | HαEW | W1 | W2 | W3 | W4 | PACS 70 | PACS 100 | PACS 160 |
| (pc) | (K) | (L/L⊙) | (Å) | (mJy) | (mJy) | (mJy) | (mJy) | (mJy) | (mJy) | (mJy) | ||
|
|
||||||||||||
| TWA 30A | 56 ± 7 | M5 | 2980 | − 1.29 ± 0.12 | −6.8 | 93.0 | 72.1 | 43.1 | 66.0 | 15 ± 1.2 | 10.5 ± 1.3 | 1.4 ± 1.8 |
| TWA 30B |
|
M4 | 3190 | − 1.2 ± 0.2 | −7.4 | 3.68 | 9.63 | 33.50 | 71.45 | 65.7 ± 1.8 | 55.6 ± 2.1 | 48.4 ± 3.0 |
| TWA 31 | 110 | M4.2 | 3150 | − 2.0 | −115 | 6.11 | 5.29 | 3.05 | 5.59 | 9.1 ± 0.9 | 7.1 ± 0.9 | 3.4 ± 2.1 |
| TWA 32 | 77 ± 4 | M6.3 | 2830 | − 1.70 ± 0.12 | −12.6 | 46.2 | 35.4 | 22.3 | 36.9 | 46.9 ± 1.3 | 51.4 ± 2.3 | 46.9 ± 2.0 |
| TWA 34 | 50 ± 4 | M4.9 | 3000 | − 1.83 ± 0.14 | −9.6 | 44.7 | 38.5 | 14.7 | 13.9 | 24.5 ± 1.2 | 18.7 ± 1.8 | 17.2 ± 2.5 |
Notes. (1) The distance to each target, spectral type (SpT), effective temperature, luminosity, and the accretion properties are described in Sect. 2.1. (2) W1, W2, W3, and W4 refer to the photometry taken with WISE at 3.4, 4.6, 12, and 22 μm, respectively (Cutri et al. 2012).
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