diff --git a/src/Hardware.tex b/src/Hardware.tex
index a6bff52..a1f418b 100644
--- a/src/Hardware.tex
+++ b/src/Hardware.tex
@@ -70,7 +70,7 @@ Cameras being evaluated:
 \index{lens}
 For lenses, the faster the better.
 F1.2 works well.
-F1.8 is the maxmimum recommended.
+F1.8 is the maximum recommended.
 
 Lenses being tested:
 
diff --git a/src/SNOUG.tex b/src/SNOUG.tex
index 3b2a807..ec634b2 100644
--- a/src/SNOUG.tex
+++ b/src/SNOUG.tex
@@ -249,7 +249,7 @@ leftmargin=1cm,rightmargin=1cm
 % OK, ACRONYM shows description, then short.
 % Showshort first better.
 % Shows both when desc=long, only one needed...
-% OK, but meh
+% OK, but me. XXX borken?
 \renewcommand*{\glsxtrpostdescacronym}{%
   \space(\glsentrylong{\glscurrententrylabel})%
 }
diff --git a/src/Software.tex b/src/Software.tex
index 47492de..cc71a14 100644
--- a/src/Software.tex
+++ b/src/Software.tex
@@ -395,7 +395,7 @@ accurately determining the location of the observation.
 \gls{GNSS} collectively includes the USA \gls{GPS}, Europe's Galileo,
 Russia's \gls{GLONASS}, and China's \gls{BDS}, as well as other
 regional systems.
-\index{Galileo}\index{Beidou}
+\index{Galileo}
 \index{USA}\index{Europe}\index{Russia}\index{China}
 
 A basic, widely available \gls{COTS} \gls{USB} \gls{GNSS} device
@@ -560,7 +560,7 @@ sure they all have accurate time or processing will be off.
 \index{software}\index{track}\index{mount}
 \index{Ekos}
 \gls{KStars} is an application that has been used for years in the astronomy
-community. It is well established, well supported and included in \gls{Debian}.
+community. It is well established, well supported, and included in \gls{Debian}.
 
 \gls{KStars} has multiple uses for imaging \glspl{satellite}.
 One main use is to control a \gls{telescope} tracking mount, such as the
@@ -600,12 +600,12 @@ page \pageref{fig:kstars-skychart}.
 When mount control is functioning, a location on the \gls{sky-chart}, such as a star,
  can be clicked on and the mount will \gls{GoTo} that location and optionally track it.
 Using this, a \gls{telescope} mount can be used to easily point the camera at a location
-and track it to observe \glspl{telescope}. It should also provide a superior \gls{FITS} file
-for extracting data than using a static mount (XXX made up).
+and track it to observe \glspl{satellite}. It should also provide a superior \gls{FITS} file
+for extracting data than using a static mount with \glspl{star-trail} (XXX made up).
 \index{mount}\index{track}
 \index{camera}
 
-To use a \gls{telescope} tracking mount for use with \texttt{stvid}, the following steps need to be performed in
+To use a \gls{telescope} tracking mount for use with \texttt{\gls{stvid}}, the following steps need to be performed in
 roughly this order, assuming everything has been configured.
 An overview of steps:
 
diff --git a/src/figures/stvid/stvid-light-fov.png b/src/figures/stvid/stvid-light-fov.png
new file mode 100644
index 0000000..56012ab
Binary files /dev/null and b/src/figures/stvid/stvid-light-fov.png differ