Gas phase atomic metals in the circumstellar envelope of IRC+10216

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Table 4:

Metal bearing molecules in IRC+10216.
Species	$\theta_{\rm r}$ ^a	$X_{\rm {mol}}$ ^b	$X_{\rm {mol}}/X_\odot$	Ref.
	( $^{\prime \prime }$ )
NaCl	2.5	1.3(-09)	6.3(-4)	1
NaCN	2.5	6.8(-09)	3.4(-3)	1
KCl	2.5	3.8(-10)	2.9(-3)	2
AlF	2.5	4.6(-08)	1.6(-2)	1
AlCl	2.5	2.8(-08)	9.8(-3)	1
AlNC	5-15	2.3(-10)	7.9(-5)	3
MgNC	10-20	6.3(-09)	1.8(-4)	1
MgCN	10-20	2.9(-10)	8.0 (-6)	4

Notes. ^(a) Source radius. ^(b) Abundance relative to H, for d=120 pc, $\dot{M}({\rm H})=1.25 \times 10^{-5}$ $M_{\odot}$ yr^-1.
vspace-2mm

References. (1) Highberger & Ziurys (2003). (2) Assuming $X({\rm {KCl}}) = 0.3 X({\rm {NaCl}})$ Cernicharo & Guélin (1987). (3) Ziurys et al. (2002). (4) Assuming $X({\rm {MgCN}}) = 0.045 X({\rm {MgNC}})$ Ziurys et al. (1995).

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