| Octet Number |
Description |
Note |
Status |
| 15 |
Shape of the Earth |
Code/Flag Table 3.2 |
Operational |
| 16 |
Scale factor of radius of spherical Earth |
None |
Operational |
| 17-20 |
Scaled value of radius of spherical Earth |
None |
Operational |
| 21 |
Scale factor of major axis of oblate spheroid Earth |
None |
Operational |
| 22-25 |
Scaled value of major axis of oblate spheroid Earth |
None |
Operational |
| 26 |
Scale factor of minor axis of oblate spheroid Earth |
None |
Operational |
| 27-30 |
Scaled value of minor axis of oblate spheroid Earth |
None |
Operational |
| 31-34 |
Ni - number of points along i-axis |
None |
Operational |
| 35-38 |
Nj - number of points along j-axis |
None |
Operational |
| 39-42 |
LaR - geographic latitude of reference point |
None |
Operational |
| 43-46 |
LoR - geographic longitude of reference point |
None |
Operational |
| 47 |
Resolution and component flags |
Code/Flag Table 3.3 |
Operational |
| 48-51 |
m - scale factor at reference point ratio of distance on map to distance on spheroid (IEEE 32-bit floating-point values) |
None |
Operational |
| 52-55 |
XR - false easting, i-direction coordinate of reference point in units of 10-2 m |
None |
Operational |
| 56-59 |
YR - false northing, j-direction coordinate of reference point in units of 10-2 m |
None |
Operational |
| 60 |
Scanning mode |
Code/Flag Table 3.4 |
Operational |
| 61-64 |
Di - i-direction increment length in units of 10-2 m |
None |
Operational |
| 65-68 |
Dj - j-direction increment length in units of 10-2 m |
None |
Operational |
| 69-72 |
x1 - i-direction coordinate of the first grid point in units of 10-2 m |
None |
Operational |
| 73-76 |
y1 - j-direction coordinate of the first grid point in units of 10-2 m |
None |
Operational |
| 77-80 |
x2 - i-direction coordinate of the last grid point in units of 10-2 m |
None |
Operational |
| 81-84 |
y2 - j-direction coordinate of the last grid point in units of 10-2 m |
None |
Operational |