Duplicates are determined when a match exists between the incoming record and an existing record in the database where: The two callsigns match -and- The operating BAND is the same -and- The operating MODE is the same -and- The QSO DATE is the same -and- The QSO Start Time is the same to the minute. Duplicate Rules: If the duplicate has not yet been confirmed, the incoming record REPLACES the existing one. If the duplicate is of a confirmed record, it is IGNORED.