Systematic uncertainties in $\tau(\bar{B}_s^0)$ measurement

Source	Contribution to
	$c\tau(\bar{B}_s^0 )$ ($\mu$m)
Prompt charm background
Prompt charm fraction ($f_c$)	$^{+10.4}_{- \ 6.8}$
Prompt charm shape (${\cal F}_c$)	$^{+0.0}_{-1.5}$
Bottom background
Bottom background fraction ($f_b$)	$\pm3.6$
Bottom background shape (${\cal F}_b$)	$^{+0.0}_{-5.1}$
Missing momentum correction
$p_T(B)$ spectrum	$\pm4.9$
$B$ decay model	$^{+5.0}_{-0.0}$
Electron cuts	$^{+0.0}_{-1.1}$
$D_s^{**+}$ fraction ($f^{**}$)	$\pm1.8$
Signal fraction ( $f_{\mbox{\small sig}}$)	$\pm4.7$
Resolution scale factor	$\pm4.0$
Decay length cut	$^{+0.0}_{-2.3}$
Combinatorial background shape	$\pm5.2$
Detector alignment	$\pm2.0$
Total	$^{+15.6}_{-13.8}$