Originally Posted by
jib71
I wondered what "Carrier Priority Ranking" meant. According to the PDF from the US DoT, this is the priority stated by the airline that applied for the slot - "Carriers requesting more than one slot pair were directed to prioritize their requests in order of preference. The requests for daily Haneda slot pairs are summarized in the chart below and are listed in the order of the applicants’ stated priorities."
Ua grouped theirs into 3or 4 buckets(first bucket had 3 flights with the same priority ewr iad ord)
Everyone else made an explicit ordering, one flight per number/bucket