public AAVSOUploadFileFormatRetriever() {
julianDayValidator = new JulianDayValidator();
magnitudeFieldValidator = new MagnitudeFieldValidator();
uncertaintyValueValidator = new UncertaintyValueValidator(
new InclusiveRangePredicate(0, 1));
transformedValidator = new TransformedValidator();
// What should the range be for CCD/PEP, Visual/PTG?