Data file : 2018-01-19-20:04:55_B0809+74.fil Header size (bytes) : 359 Data size (bytes) : 328124928 Data type : filterbank (topocentric) Telescope : Effelsberg Datataking Machine : FAKE Source Name : PSR B0809+74 Source RA (J2000) : 08:17:11.8 Source DEC (J2000) : +74:30:48.7 Start AZ (deg) : 25.850461 Start ZA (deg) : 31.427269 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) : 58137.836747789479 Gregorian date (YYYY/MM/DD) : 2018/01/19 Sample time (us) : 468.11429 Number of samples : 640869 Observation length (minutes) : 5.0 Number of bits per sample : 16 Number of IFs : 1 Folding period : 1.29226172015 Folding dispersion measure : 6.11100006104