Table 5: Observed fluxes and excesses of $\delta$ Vel compared to the Castelli & Kurucz (2003) models. $N\sigma$ is the measured excess expressed in number of times the measurement uncertainty.
Band $\lambda$ ( $\mu$ m) F (10^-13 W/m²/ $\mu$ m) $F/F_{\rm mod}$ (%) $N\sigma$

Aab+B

PAH1 8.59 $4.07 \pm 0.27$ $99 \pm 7$ -0.2

PAH2 11.25 $1.38 \pm 0.12$ $98 \pm 9$ -0.3

NeII 12.81 $7.26 \pm 0.08$ $86 \pm 11$ -1.3

Aab

PAH1 8.59 $3.69 \pm 0.27$ $98 \pm 7$ -0.2

PAH2 11.25 $1.24 \pm 0.12$ $97 \pm 10$ -0.3

NeII 12.81 $0.67 \pm 0.07$ $88 \pm 11$ -1.1

B

PAH1 8.59 $0.382 \pm 0.028$ $104 \pm 7$ 0.5

PAH2 11.25 $0.138 \pm 0.014$ $109 \pm 10$ 0.9

NeII 12.81 $0.056 \pm 0.019$ $74 \pm 34$ -0.7

**Table 5:** Observed fluxes and excesses of $\delta$ Vel compared to the Castelli & Kurucz (2003) models. $N\sigma$ is the measured excess expressed in number of times the measurement uncertainty.
Band	$\lambda$ ( $\mu$ m)	F (10^-13 W/m²/ $\mu$ m)	$F/F_{\rm mod}$ (%)	$N\sigma$
Aab+B
PAH1	8.59	$4.07 \pm 0.27$	$99 \pm 7$	-0.2
PAH2	11.25	$1.38 \pm 0.12$	$98 \pm 9$	-0.3
NeII	12.81	$7.26 \pm 0.08$	$86 \pm 11$	-1.3
Aab
PAH1	8.59	$3.69 \pm 0.27$	$98 \pm 7$	-0.2
PAH2	11.25	$1.24 \pm 0.12$	$97 \pm 10$	-0.3
NeII	12.81	$0.67 \pm 0.07$	$88 \pm 11$	-1.1
B
PAH1	8.59	$0.382 \pm 0.028$	$104 \pm 7$	0.5
PAH2	11.25	$0.138 \pm 0.014$	$109 \pm 10$	0.9
NeII	12.81	$0.056 \pm 0.019$	$74 \pm 34$	-0.7

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