pedia.org/wiki/Fortran">Fortran</a>
code for converting among time scales like
<abbr title="International Atomic Time">TAI</abbr>,
<abbr>TDB</abbr>, <abbr>TDT</abbr> and
<abbr>UTC</abbr>. It is freely available under the
<a href="https://www.iausofa.org/tandc.html">SOFA license</a>.</li>
<li><a
href="https://www.giss.nasa.gov/tools/mars24/help/notes.html">Mars24 Sunclock
– Time on Mars</a> describes Airy Mean Time (<abbr>AMT</abbr>) and the
diverse local time
scales used by each landed mission on Mars.</l