Supported ENVISAT Products |

## Grid pixel latitude and longtitude topographic corrections ADS

Fields of ENVISAT ATS_TOA_1P_ADSR_loc Records

Index | Identifier | Field Type | Field Length | Description | Units
0 | `"dsr_time"` | MJD | 1 | Nadir UTC time in MJD format | MJD
1 | `"attach_flag"` | UChar | 1 | Attachment Flag (set to 1 if all MDSRs corresponding to this ADSR are blank, set to 0 otherwise) | flag
2 | `"spare_1"` | Spare | 1 | Spare | -
3 | `"img_scan_y"` | SLong | 1 | image scan y coordinate | m
4 | `"tie_pt_lat"` | SLong | 23 | tie point latitudes | (1e-6) degrees
5 | `"tie_pt_long"` | SLong | 23 | tie point longitudes | (1e-6) degrees
6 | `"lat_corr_nadv"` | SLong | 23 | latitude corrections, nadir view | (1e-6) degrees
7 | `"long_corr_nadv"` | SLong | 23 | longitude corrections, nadir view | (1e-6) degrees
8 | `"lat_corr_forv"` | SLong | 23 | latitude corrections, forward view | (1e-6) degrees
9 | `"long_corr_forv"` | SLong | 23 | longitude corrections, forward view | (1e-6) degrees
10 | `"topo_alt"` | SShort | 23 | Topographic Altitude | metres
11 | `"spare_2"` | Spare | 1 | Spare | -