**Table 1:** Detection conditions for water ice bands. Upper layer: ICH₄ at 16 K. Lower layer: crystalline H₂O at 40 K.
f	up-t	up- $d_{\rm e}$	lo- $d_{\rm e}$	3% det.	10% det.
80%	5 $\mu$ m	5 $\mu$ m	20-200 $\mu$ m	yes	yes
100%	?*	?*	20-200 $\mu$ m	yes	yes
100%	5 $\mu$ m	5 $\mu$ m	20-200 $\mu$ m	yes	no
100%	10 $\mu$ m	10 $\mu$ m	20-200 $\mu$ m	no	no

* $d_{\rm e}<$ 5 $\mu$ m would violate the Hapke theory in this range.

Source LaTeX | All tables | In the text