Format                 IAGA-2002                                    |
 Source of Data         VNCST (Vietnam) / IPGP (France)              |
 Station Name           Phu Thuy                                     |
 IAGA Code              PHU                                          |
 Geodetic Latitude      21.029                                       |
 Geodetic Longitude     105.958                                      |
 Elevation              5.0                                          |
 Reported               HDZF                                         |
 Sensor Orientation     HDZF                                         |
 Digital Sampling       0.2 second                                   |
 Data Interval Type     1-month (01-31)                              |
 Data Type              quasi-definitive                             |
 #                                                                   |
 # File added to the data base on the 2022-06-09                     |
 # Conditions of use:                                                |
 # License: CC BY-NC 4.0                                             |
 #          http://creativecommons.org/licenses/by-nc/4.0/           |
 # Please acknowledge BCMT when using this data                      |
 #                                                                   |
 # For any enquiry, please contact: bcmt@ipgp.fr                     |
 #                                                                   |
 # D is expressed in minutes of arc.  Formula for computing          |
 # non-reported elements:  X=H*cos(D),  Y=H*sin(D),  tan(I)=Z/H      |
 # 1-month values are computed from 24 monthly means of 1-hour values|
DATE       TIME         DOY     PHUH      PHUD      PHUZ      PHUF   |
2012-01-16 12:00:00.000 016     38906.22    -80.12  22703.43  45046.10
2012-02-15 12:00:00.000 046     38897.45    -80.23  22716.94  45044.99
2012-03-16 12:00:00.000 076     38877.01    -80.34  22727.44  45032.81
2012-04-16 00:00:00.000 107     38888.56    -80.50  22739.70  45049.01
2012-05-16 12:00:00.000 137     38895.42    -80.20  22751.69  45060.90
2012-06-16 00:00:00.000 168     38887.83    -80.57  22764.35  45060.78
2012-07-16 12:00:00.000 198     99999.00  99999.00  99999.00  99999.00
2012-08-16 12:00:00.000 229     99999.00  99999.00  99999.00  99999.00
2012-09-16 00:00:00.000 260     99999.00  99999.00  99999.00  99999.00
2012-10-16 12:00:00.000 290     99999.00  99999.00  99999.00  99999.00
2012-11-16 00:00:00.000 321     38875.41    -81.45  22819.73  45078.15
2012-12-16 12:00:00.000 351     38889.07    -81.60  22828.06  45094.17