Funny how that reminds me of the day job...
The temperature of the air will be around ten times ambient, so 3000K, which is more or less the stochiometric temperature for hydrocarbon fuels.
Read this for details of the isentropic flow relationships.
I refer to the BBC World Service reporting of this story, where a female psychologist explained why Daniel Craig was not attractive to women because touchy-feely. Every single girl I know, even the gay ones, just say 'phwoooar'