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   |
2018-01-16 12:00:00.000 016     38840.96    -92.61  23442.32  45367.00
2018-02-15 00:00:00.000 046     38841.01    -92.82  23449.34  45370.69
2018-03-16 12:00:00.000 075     38837.57    -93.15  23458.11  45372.36
2018-04-16 00:00:00.000 106     38841.92    -93.56  23467.42  45380.86
2018-05-16 12:00:00.000 136     38840.12    -94.10  23476.12  45385.47
2018-06-16 00:00:00.000 167     99999.00  99999.00  99999.00  99999.00
2018-07-16 12:00:00.000 197     99999.00  99999.00  99999.00  99999.00
2018-08-16 12:00:00.000 228     99999.00  99999.00  99999.00  99999.00
2018-09-16 00:00:00.000 259     99999.00  99999.00  99999.00  99999.00
2018-10-16 12:00:00.000 289     99999.00  99999.00  99999.00  99999.00
2018-11-16 00:00:00.000 320     99999.00  99999.00  99999.00  99999.00
2018-12-16 12:00:00.000 350     38850.53    -96.13  23531.95  45421.68