\begin{table}
\begin{center}
- \begin{tabular}{c c r l r l}
+ \begin{tabular}{c c S[table-format=3.3] S[table-format=1.3]
+ S[table-format=3.3] S[table-format=1.3]}
\toprule
\multicolumn{2}{c}{Timestamp:} &
\multicolumn{2}{c}{2013-03-03T16-37-12} &
\multicolumn{2}{c}{2013-03-04T12-21-54} \\
\midrule
- Quantity & Units & Mean & Std.~Dev. & Mean & Std.~Dev. \\
+ Quantity & Units & {Mean} & {Std.~Dev.} & {Mean} & {Std.~Dev.} \\
\midrule
$\sigma_p$ & \bareU{V/$\mu$m} & 46.22 & 0.76 & 41.30 & 0.21 \\
$T$ & \bareU{K} & 296.302 & 0.021 & 294.272 & 0.022 \\
\usepackage{booktabs}
% syntax highlighting for source code
\usepackage{minted}
+% for table alignment on decimals (and maybe for units later)
+\usepackage{siunitx}
% for \NewDocumentCommand
\usepackage{xparse}