The ratings only show out to 3 decimal places, is that enough precision? It would be great to have them in real-time, but the sheer number of computations being done takes too long. No, the rankings are set to update hourly. Rankings will be available on the website beginning with the first contest date of each sports season.Īre the rankings updated in real-time once a team submits a result? How soon at the start of the season will rankings appear on the website? Is the record used for an opponent their record at the time the contest is played or at the time the rankings are calculated?īoth RPI and Colley ratings are always calculated based on current records, not date-of-contest records. An opponent is included in the rankings calculations only after the contest is played, not before. State playoff results are not included.Īre the records of teams scheduled in the future included in the rankings? Out-of-state records should include regular season results and any league/district playoffs. These modified out-of-state records do not include any forfeited contests by the out-of-state opponent. Out-of-state opponent's record are modified by excluding the contest(s) against the Oregon team. Schools must update their out-of-state opponents' records weekly (excluding any contest played against that particular school when counting wins, losses, or ties). Schools are strongly encouraged to utilize the Out-of-State Opponents Form in order to have direct, regular contact with these teams. Schools are required to track the winning percentage of out-of-state opponents by weekly updating their out-of-state opponent's win/loss record. Only contests against Oregon schools within the same classification and ☑ classification away are counted in the Colley ratings. Out-of-state contests are not counted in the Colley rating. A team's Weighted Winning Percentage (WWP) and Opponents' Winning Percentage (OWP) will reflect any out-of-state opponents. Results from contests against out-of-state teams shall be included in the RPI calculation. In the event of a conflicting tie, the team with the higher Colley rating will receive the higher OSAA ranking. The two systems generate a list of ranks that are averaged to create a team's overall OSAA ranking. The OSAA is using a combination of a Rating Percentage Index (RPI) system and the Colley Bias Free Rating Method (Colley) for its rankings. What system is the OSAA using for its rankings? The OSAA is ranking schools in the following team sports: football, volleyball, boys soccer, girls soccer, boys basketball, girls basketball, baseball, and softball. What sports are being ranked by the OSAA? Additional rounds use rankings to determine home or away designation. OSAA rankings are used to help create contest match-ups for the first round of championship brackets once the playoff qualifying teams are known and to select teams in certain activities at some classifications. General Rankings Questions What are the OSAA rankings used for?
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