| Octet | Contents |
|---|---|
| 12-15 |
reference value (R) (IEEE 32-bit floating-point value) |
| 16-17 |
Binary scale factor (E) |
| 18-19 |
Decimal scale factor (D) |
| 20 |
Number of bits used for each
packed value for simple packing, or for each group reference value for
complex packing or spatial differencing |
| 21 |
Type of original field values (see Code Table 5.1) |