Format of Geotail High Resolution Magnetic Field Data

Announcement of an ASCII format change

The year description in all data in the ASCII format has been changed since Sep. 1, 2013. Now, 4 digit numbers are used to express "years." (e.g. 92 -> 1992)

We are very sorry for your inconvinience.

High Resolution MGF Magnetic Field (1/16 sec Resolution)

Column No.NameUnitFormat
1Yearyear(i4,1x)
2DOYday of year(i3.3,1x)
3-5Timehour min. sec.2(i2.2,1x),f7.3
6BxnTf8.2
7BynTf8.2
8BznTf8.2
9XRe (1 Re = 6371.2 km)f8.2
10YRe (1 Re = 6371.2 km)f8.2
11ZRe (1 Re = 6371.2 km)f8.2
  • The first line has the following headers:
    • before November 23, 2006 ---> MGF-FXFO-HI-[JPX or DSN]]-[SC or GSE or GSM or SM]
    • on or after November 23, 2006 ---> MGF-FXFI-[JPX or DSN]]-[SC or GSE or GSM or SM]