PVO Neutral Mass Spectrometer Neutral High Resolution Data DATA SET NAME TYPE ORBIT RANGE DATE RANGE PROCESSED Neutral density HIRES 3 - 640 12/07/78 - 09/05/80 12/13/88 4961 - 5055 07/06/92 - 10/07/92 06/01/93 The data are stored as an ASCII file (.TAB). Each data file has a PDS label file (.LBL) which describes some of the physical properties of the data. There is a single format file (.FMT) which describes the columns of the data files. Catalog data which includes instrument, dataset, and data parameter descriptions are located at: /ONMS/CATALOG/CATALOG.CAT