ASCII_input_file_header_separate "Geovu Header"
create_format_from_data_file 0 0 char 0

ASCII_data "Absolute data ASCII format"
station_name 1 30 char 0
latitude_deg 31 33 short 0
latitude_min 34 36 short 0
latitude_sec 37 41 float 1
longitude_deg 43 46 short 0
longitude_min 47 49 short 0
longitude_sec 50 54 float 1
sea_level_elev_m 55 62 float 2
year 63 67 short 0   
month 68 70 uchar 0
day 71 73 uchar 0
obs_grav 74 85 double 1
obs_grav_sd 86 89 float 1
grav_gradient 90 95 float 3

binary_data "Absolute data binary format"
station_name 1 30 char 0   
latitude 31 34 long 5
longitude 35 38 long 5
sea_level_elev_m 39 42 long 2
year 43 44 short 0    
month 45 45 uchar 0
day 46 46 uchar 0
obs_grav 47 54 double 1
obs_grav_sd 55 56 short 1
grav_gradient 57 60 long 3