There are a few things here, mostly related to Dark Ages.

Temuairan Time Converter - Convert a regular (that is to say, Gregorian) date to Temuair Standard Time, or vice versa.

Aosdic Clock - A web-based clock that can be put on webpages. The clock will display the correct time in Temuair to within a few Temuairan days.

Kedian Tassadar Ta'Null's FINE WEBPAGE!!!1 - Kedian is apparently loose on the Internet.