This namespace contains all astrometry related exceptions
| CompatibilityException | Exception thrown when an incompatible component is encountered that prevents an Astrometric compoent from functioning correctly. correctly. |
| ConvergenceFailureException | Exception thrown when an iterative Transform function fails to converge. |
| NOVASFunctionException | Exception thrown when a NOVAS function returns a non-zero, error completion code. |
| TransformUninitialisedException | Exception thrown when an attempt is made to read from the transform component before it has had co-ordinates set once by SetJ2000 or SetJNow. |
| ValueNotAvailableException | Exception thrown when an attempt is made to read a value that has not yet been calculated. |
| ValueNotSetException | Exception thrown when an attempt is made to read a value that has not yet been set. |