Supported ENVISAT Products |

## Level 1b Summary Quality ADS(SQ ADS)

Fields of ENVISAT MER_RR__1P_ADSR_sq Records

Index | Identifier | Field Type | Field Length | Description | Units
0 | `"dsr_time"` | MJD | 1 | Time of the first line in the MDS corresponding to this record. | MJD
1 | `"attach_flag"` | UChar | 1 | Attachment Flag (Set to 1 if all the records in all the bands are blank for the period corresponding to this record, set to zero otherwise) | flag
2 | `"range_flag"` | UShort | 5 | Out of Range flag. For every band, when the number of out of range samples is above a given threshold then it is set to TRUE, otherwise it is left to FALSE. The 15 flags for all the bands of a module are stored in an unsigned integer. To have this information for every MERIS module, five unsigned integers are needed. | flag
3 | `"range_blind_flag"` | UShort | 5 | Out of Range blind flag. Flags set to TRUE when the number of out of range blind spectral samples per module is above a given threshold. Flag ordering same as described in field 3. | flag