The FQEN63 TTAAii Data Designators decode as: T1 (F): Forecast T1T2 (FQ): Other shipping A1A2 (EN): Northern Europe (Remarks from Volume-C: Nautical warnings NCC HAMBURG (IN GERMAN))
The ISAD30 TTAAii Data Designators decode as: T1 (I): Observational data (Binary coded) - BUFR T1T2 (IS): Surface/sea level T1T2A1 (ISA): N-minute observations from automatic (fixed or mobile) land stations A2 (D): 90°E - 0° northern hemisphere (Remarks from Volume-C: NilReason)
The ISSX81 TTAAii Data Designators decode as: T1 (I): Observational data (Binary coded) - BUFR T1T2 (IS): Surface/sea level T1T2A1 (ISS): Synoptic observations from marine stations A2 (X): Global Area (area not definable) (Remarks from Volume-C: SHIP)
The ISSX22 TTAAii Data Designators decode as: T1 (I): Observational data (Binary coded) - BUFR T1T2 (IS): Surface/sea level T1T2A1 (ISS): One-hour observations from automatic marine stations A2 (X): Global Area (area not definable) (Remarks from Volume-C: SHIP)
The ISSX21 TTAAii Data Designators decode as: T1 (I): Observational data (Binary coded) - BUFR T1T2 (IS): Surface/sea level T1T2A1 (ISS): One-hour observations from automatic marine stations A2 (X): Global Area (area not definable) (Remarks from Volume-C: SHIP)
The FQEN64 TTAAii Data Designators decode as: T1 (F): Forecast T1T2 (FQ): Other shipping A1A2 (EN): Northern Europe (Remarks from Volume-C: Nautical warnings NCC HAMBURG (IN GERMAN))
The IUKN40 TTAAii Data Designators decode as: T1 (I): Observational data (Binary coded) - BUFR T1T2 (IU): Upper air T1T2A1 (IUK): Radio soundings from marine stations (up to 100 hPa) A2 (N): Northern hemisphere (Remarks from Volume-C: NilReason)
The IUXD40 TTAAii Data Designators decode as: T1 (I): Observational data (Binary coded) - BUFR T1T2 (IU): Upper air T1T2A1 (IUX): Other upper air reports A2 (D): 90°E - 0° northern hemisphere (Remarks from Volume-C: NilReason)
The IUXD01 TTAAii Data Designators decode as: T1 (I): Observational data (Binary coded) - BUFR T1T2 (IU): Upper air T1T2A1 (IUX): Other upper air reports A2 (D): 90°E - 0° northern hemisphere (Remarks from Volume-C: NilReason)
The IUSX21 TTAAii Data Designators decode as: T1 (I): Observational data (Binary coded) - BUFR T1T2 (IU): Upper air T1T2A1 (IUS): Radio soundings from mobile land stations (entire sounding) A2 (X): Global Area (area not definable) (Remarks from Volume-C: TEMP MOBIL Temporary campaign)