# GSM-19 (.g file)



|                |   time    |                             lon                             |                             lat                             | magnetic field | gradient |
|:--------------:|:---------:|:-----------------------------------------------------------:|:-----------------------------------------------------------:|:--------------:|:--------:|
|  <b>units</b>  | HHMMSS.ss |                          DDMMmmmmm                          |                          DDMMmmmmm                          |       nT       |  nT / m  |
| <b>comment</b> |           |  D - degrees, <br/> M - minutes, <br/> m - decimal minutes  |  D - degrees, <br/> M - minutes, <br/> m - decimal minutes  |                |          |