---- The bulletin collects AMDAR reports: FM 42 (AMDAR, Aircraft report (aircraft meteorological data relay)). (Refer to WMO No.306 - Manual on Codes for the definition of WMO international codes) ---- The UDAC02 TTAAii Data Designators decode (2) as: T1 (U): Upper air data. T2 (D): Aircraft reports. A1A2 (AC): Arctic. (2: Refer to WMO No.386 - Manual on the GTS - Attachment II.5) ---- WMO No.9 - Volume C1 'Remarks' field: AMDAR REPORTS; AREA BETWEEN/ZONE ENTRE: 90N-66.5N ---- Please review: Bulletin constraints (gmd:resourceConstraints) should reflect the GTS Category (WMO_DataLicenseCode) and GTS Priority (WMO_GTSProductCategoryCode) of the bulletin. Bulletin Originator (gmd:pointOfContact). Bulletin Distributor (gmd:distributorCon...