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Table 2

Summary of AKARI and Spitzer infrared spectroscopic observations.

Name ID Observation date Wavelength range Exposures S/N
(µm) (s)
AKARI IRC observation

Hen 2-73 3460048 2009 Jul. 18 2.5–5.0 44.4 × 15 >8

Spitzer IRS spectra

Hen 2-73 AOR key 25852929 2009 Apr. 03 5.2–14.5 (SL) 20 × 4 >11
9.9–19.6 (SH) 20 × 2 >16
18.7–37.2 (LH) 20 × 2 >9

Hen 2-96 AOR key 25853952 2008 Aug. 16 5.2–14.5 (SL) 20 × 4 >17
9.9–19.6 (SH) 20 × 2 >14
18.7–37.2 (LH) 20 × 2 >10

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