Noise observations are reduced on-line and written to an ASCII text file. In some cases this text file is not available and the reduce_noise task can be used to recreate it (as well as generating an NDF file containing the results) from the raw demodulated data file.
% reduce_noise 19981113_dem_0001 SURF: Opening 19981113_dem_0001 in /scuba/observe/19981113/dem SURF: run 1 was a NOISE observation OUT - Name of container file to hold map and time-sequence data /'o1'/ > FILE - Name of ASCII file to contain results summary /'noise_981113_1.dat'/ >
SURF -- SCUBA User Reduction Facility