******************* This email originates from outside Imperial. Do not click on links and attachments unless you recognise the sender. If you trust the sender, add them to your safe senders list https://spam.ic.ac.uk/SpamConsole/Senders.aspx to disable email stamping for this address. ******************* Hi all, I am trying to monitor aerodynamic forces of a transonic airfoil flow in the CompressibleFlowSolver. But it seems that the FilterAeroForces supports only the incompressible solver. Is there a way to output/extract the aerodynamic forces for the Compressible solver? If not how can I add one, i.e. any guidance would be appreciated. Thanks! Best Jian