DST Hourly Data

Copyright WDC C1 for STP at RAL.

Disturbance Storm Time (DST hourly data)

The only applicable units are nT for the actual data. This data starts in 1957.

  FieldName    Dimension Type Width DecimalPlaces NullValue Units
  ------------ --------- ---- ----- ------------- --------- -----
  Date                 3    S     4             0         0     -
  Time                 3    S     4             0        -1     -
  DST                  1    I     4             0      9999    nT

Field Definitions

  Field  Data Size         Field Definition
  -----  ----------------  ----------------------------
  Date   Array of 3 items  Year(4 digit), Month and Day
  Time   Array of 3 items  Hour, Minute and Second
  DST    Single item       DST Index value

Field Types

  Code  Data Type                     Storage
  ----  ----------------------------  -------
     C  CHARACTER                     1 byte
     P  DOUBLE PRECISION REAL         8 bytes
     R  REAL                          4 bytes
     I  INTEGER                       4 bytes
     S  SMALL INTEGER                 2 bytes
     B  BYTE (unsigned integer 0-255) 1 byte