Record Length: 44 bytes (fixed)

Contents of each record

The 1-st record	Observatory name and ABB code.
The 2-nd record	Geographic latitude and longitude
The 3-rd record	Start year, month, day, hour and minite in UT.
The 4-th to 6-th records	comments
The 7-th record	Explanation for each column in the following records.
The 8-th and following records	Values at each second. The format is explained in the following table.

Format of the 8-th and following records

Column	Format	Contents
1-2	I2	Hour
3-4	I2	Minite
5-6	I2	Second
7-15	F9.2	H-component (nT)
16-26	I4,':',F6.3	D-component（Eastward positive）の値 (Deg.:Min.)
27-35	F9.2	Z-component (nT)
36-44	F9.2	F-component (nT)

Missing values are shown as 99999.99 for H-, Z- and F-components and 999:99.999 for D-component

Sample

Kakioka(KAK)
GGLAT.:   36.23 GGLONG.:  140.18
START TIME:12:00UT APR  7,1995
DATA SUPPLIED TO WDC-C2, KYOTO FROM THE
OBSERVATORY
MISSING DATA=> D: 999:99.999 H/Z/F: 99999.99
HHMMSS  H(NT)   D(DEG:MIN)  Z(NT)    F(NT)
120000 30036.65  -7:00.156 35224.74 46294.07
120001 30036.67  -7:00.155 35224.74 46294.10
120002 30036.66  -7:00.153 35224.74 46294.10
120003 30036.70  -7:00.151 35224.74 46294.15
120004 30036.71  -7:00.148 35224.75 46294.07
120005 30036.72  -7:00.148 35224.75 46294.18