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Table 1

HD line flux upper limits (3σ) for the sample.

Name L Teff d HD 112 μm HD 56 μm F1.3mm Meeus
(L) (K) (pc) (mJy) group
HD 104237 26F15 8000F15 108GDR2 ≤0.9 ≤2.4 92 ± 19M14 IIa
HD 144668 58F15 8500F15 161GDR2 ≤0.8 ≤7.8 20 ± 16M14 IIa
HD 163296 31F12 9200F12 101GDR2 ≤0.6 ≤3.0 743 ± 15M14 IIa

HD 31293 59F15 9800F12 139F12 ≤4.2 ≤22.4 136 ± 15M14 Ia
HD 36112 22M14 8190F12 160GDR2 ≤0.6 ≤7.6 72 ± 13M14 Ia
HD 38120 123S13 10471S13 406GDR2 ≤0.9 ≤5.6 Ia
HD 100546 36K16b 10390K16b 110GDR2 ≤2.7 ≤16.0 465 ± 20M14 Ia
HD 139614 6.6F15 7750F15 135GDR2 ≤1.2 ≤8.5 242 ± 15M14 Ia
HD 142527 7.9F15 6500F15 157GDR2 ≤4.0 ≤13.0 1190 ± 33M14 Ia
HD 179218 110F12 9640F12 266GDR2 ≤1.1 ≤7.0 71 ± 7M14 Ia

HD 97048 33F15 10500F15 171F15 ≤2.4 ≤2.4 454 ± 34M14 Ib
HD 100453 8.5F15 7250F15 104GDR2 ≤1.3 ≤5.5 200 ± 21M14 Ib
HD 135344B 7.1F15 6375F15 136GDR2 ≤0.6 ≤8.2 142 ± 19M14 Ib
HD 169142 10F12 7500F12 114GDR2 ≤2.4 ≤13.5 197 ± 15M14 Ib
Oph IRS 48(a) 14.3S13 9000S13 134GDR2 ≤1.2 ≤8.3 60 ± 10M14 Ib

Notes. (a) WLY 2-48.

References. F12 – Folsom et al. (2012); S13 – Salyk et al. (2013); M14 – Maaskant et al. (2014) and references therein; F15 – Fairlamb et al. (2015); K16b – Kama et al. (2016); GDR2 – Brown et al. (2018).

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