switching how we pull the AGC number out of the raw GBT files (.fits, .csv). Still splitting filename string on '_', but now reading from the front of the split list, so AGC number is the [2] entry. Filename needs to be of this format: XXX_XXX_AGCnumber_XXX
switching how we pull the AGC number out of the raw GBT files (.fits, .csv). Still splitting filename string on '_', but now reading from the front of the split list, so AGC number is the [2] entry. Filename needs to be of this format: XXX_XXX_AGCnumber_XXX