Data file : 2017-09-10-08:00:00_B0531+21.fil Header size (bytes) : 388 Data size (bytes) : 536870912 Data type : filterbank (topocentric) Telescope : Effelsberg Datataking Machine : FAKE Source Name : PSR B0531+21 Frequency of channel 1 (MHz) : 441.400000 Channel bandwidth (MHz) : -0.136719 Number of channels : 256 Number of beams : 0 Beam number : 0 Time stamp of first sample (MJD) : 58006.333333333336 Gregorian date (YYYY/MM/DD) : 2017/09/10 Sample time (us) : 468.11429 Number of samples : 1048576 Observation length (minutes) : 8.2 Number of bits per sample : 16 Number of IFs : 1 Folding period : 0.0337364808699 Folding dispersion measure : 56.7598991394