Here is an overview of the Mark5 software in use at the stations as of session 1 2010.

^Station  ^Field System  ^SS SDK   ^OS    ^Mark5 type  ^
|Cm       |9.10.4        |SDK 8.2  |etch  |Mark5A      |
|Ef       |9.10.4        |SDK 8.2  |etch  |Mark5A      |
|Jb       |9.10.4        |SDK 8.2  |etch  |Mark5A      |
|Mc       |9.10.4        |SDK 8.2  |etch  |Mark5A      |
|Nt       |9.9.2         |SDK 8.2  |etch  |Mark5A      |
|On       |9.10.4        |SDK 8.1  |etch  |Mark5A      |
|Sh       |9.10.4        |SDK 8.2  |etch  |Mark5A      |
|Tr       |9.9.2         |SDK 8.1  |etch  |Mark5A      |
|Ur       |9.10.3        |SDK 8.1  |etch  |Mark5B+     |
|Wb       |9.10.3        |SDK 8.1  |etch  |Mark5B      |
|Ys       |9.10.4        |SDK 8.2  |etch  |Mark5B      |