FUNCTION  fIAUName

Convert 3 letter survey, ra, dec in degrees to extended IAU name.

Will create a 24 char IAU name as U@survey Jhhmmss.ss+ddmmss.s
Example usages:

SELECT dbo.fIAUName('LAS', 182.25, -12.5)
=> ULAS J120900.00-123000.0

SELECT top 10 dbo.fIAUName('LAS',ra,dec),sourceID from LASsource

NameTypeLengthinoutpnum
@surveyvarchar3input1
@rafloat8input2
@decfloat8input3
 varchar25output1