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Table 1

Target list.

Target IRAS colour–colour region Herschel/PACSa Spectral type Variability F12 Period Distanceb Mass-loss rate
morphology [Jy] [d] [pc] [M yr-1]

θ Aps II (O-rich shells) Fermata M6.5III SRb 734.30 119 c 0.4 × 10-7d
R Crt II (O-rich shells) Eye M7III SRb 637.90 160 c 8 × 10-7d
R Leo I Fermata M8IIIe M 2161.00 310 e 9.4 × 10-8f
T Mic II (O-rich shells) Fermata M7III SRb 493.80 347 c 8 × 10-8d
RT Vir IIIa Fermata M8III SR 462.20 375 g 5 × 10-7d

π1 Gru II/IIIa/VII Irregular S5+G0V SRb 908.50 198 h 4.6 × 10-7i
omi Ori VIa/I Irregular S+WD SR 85.35 ... < 0.4 × 10-7j

U Ant VIa Ring N:var Lb 167.50 ... 2 × 10-8k
R Lep VII Point Source CIIe M 379.50 427 c 1.6 × 10-6k
Y Pav VII Point Source CII SRb 72.38 233 c 4 × 10-7l
TX Psc VIa Fermata CII Lb 162.90 ... 3.2 × 10-7k
S Sct VIa Ring CII SR 65.31 148c 5.6 × 10-6k
AQ Sgr VII Fermata CII SR 56.64 199 c 7.7 × 10-7k
X TrA VII Ring C Lb 201.00 ... 1.8 × 10-7k

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