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Table 1

Sample of stars and stellar properties.

Source Right Ascension Declination Spect. Type Effective Temp. Stellar Lum. Stellar Mass Age UV flux
(°,′,′′), (J2000.0) (h, m, s) (J2000.0) (K) (L) (M) (Myr) (χ0)

LkCa 15 04:39:17.78 22:21:03.34 K5 4350 0.74 1.01 ± 0.02 3–5 2550
DM Tau 04:33:48.73 18:10:09.89 M1 3720 0.25 0.53 ± 0.03 5 410
MWC 480 04:58:46.26 29:50:36.87 A4 8460 11.5 1.83 ± 0.05 7 8500
GO Tau 04:43:03.05 25:20:18.8 M0 3850 0.37 0.5 3 410

Notes. Coordinates come from Piétu et al. (2006). Columns 3–7 are the spectral type, effective temperature, stellar luminosity, mass (Piétu et al. 2007 for DM Tau, MWC480, and LkCa15), and age (Simon et al. 2000). In Col. 8, the stellar UV luminosities (in units of the Draine 1978 interstellar UV field) are taken from Bergin et al. (2004) (LkCa 15 and DM Tau) or computed from the Kurucz (1993) ATLAS9 of stellar spectra (MWC 480 and GO Tau) for a distance of 100 AU from the star. Half of this flux is supposed to scatter downwards inside the disk.

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