Snippet showing how to use AstroTaverna tool for coordinate units conversion "Coordinates_units_conversion_in_VOTable". The input is a VOTable with three columns: SourceName, RA_J2000, DEC_J2000 in units degrees. Two conversions are performed on the coordinates for Right Ascension, first from degrees to radians, and a second one from radians to RA hours:minutes:seconds. Choices on the units to convert from and to may be set up in service configuration: right click on box "Coordinate units con...