diff --git a/paper/sections/03-model.tex b/paper/sections/03-model.tex
index d65e2167f628f5928d445c3ada2991a9e1c4c70a..1273228308d3aa5a929071843df5d6ae1ec9ea61 100644
--- a/paper/sections/03-model.tex
+++ b/paper/sections/03-model.tex
@@ -262,11 +262,13 @@ font=\footnotesize]
 
 \begin{pgfonlayer}{background}
 % yellow: ephemeris data available
-\draw[draw=none, fill=yellow!10] (10.5,-1.95) rectangle (13.5,1.35);
-\draw[draw=none, fill=yellow, opacity=0.1] (4.25,-4.15) rectangle (13.5,-1.95);
+\draw[draw=black, dashed, fill=yellow!10] (10.5,-1.95) rectangle (13.5,1.35);
+\draw[draw=black, dashed, fill=yellow!10] (4.25,-4.15) rectangle (13.5,-1.95);
+\draw[draw=yellow!10,-] (10.5,-1.95) -- (13.5,-1.95);
 \node (eda) at (6.35, -3.9) {\textcolor{rgb:red,205;green,205;blue,15;black,5}{\textbf{Ephemeris Data Available}}};
 % pink: ranging data available
-\draw[draw=none, fill=red, opacity=0.1, rounded corners] (6.65,-1.15) rectangle (13.35,1.15);
+\draw[draw=none, fill=red, opacity=0.1, rounded corners] (6.65,-1.15) rectangle (13.35,1.15); % fill
+\draw[draw=black, dashed, rounded corners] (6.65,-1.15) rectangle (13.35,1.15); % border
 \node (eda) at (8.55, -0.9) {\textcolor{rgb:red,155;green,10;blue,10;black,5}{\textbf{Ranging Data Available}}};
 \end{pgfonlayer}