| Member | Type | Description |
|---|---|---|
| field_type | string | A string of two characters identifying the type of radar data collected in this sweep, for example, 'DZ'. |
| sweep_num | int | Number of sweep within volume scan (1 to nsweeps). |
| fixed_angle | float | Fixed angle of antenna in degrees. This is the nominal elevation angle for PPI, azimuth angle for RHI. |
| beam_width | float | Ray beam width in degrees. |
| vert_half_bw | float | Vertical half beam width. |
| horz_half_bw | float | Horizontal half beam width. |
| nrays | int | Number of rays in sweep. |