Oregon abandoned the polls after a serial victory over Michigan State which won the Big Ten regular season championship.
The Ducks (47-6, 19-3 Big Ten) are n ° 4 with 657 points and received a first place vote in the NFCA survey and n ° 7 with 524 points and a first vote in the Softball Survey in the United States after winning two of the three games with the Spartans.
It is down compared to n ° 5 with 689 points and the same place with 550 points, respectively, last week.
Oregon abandoned four places at n ° 17 in RPI, with a 6-1 file against the 25 and 17-3 RPI against the top 50. All the teams except two in front of UO have more Top 25 victories, only Virginia Tech also has several losses against the teams outside the Top 100 and only Oklahoma has a lower non-conference force of the calendar.
The seeded Oregon will face the winner of the seeded n ° 8 of Michigan and Wisconsin n ° 9 in the quarter -final of the Big Ten tournament Thursday (1:30 pm PT, Big Tenwork) at Bittinger Stadium in West Lafayette, Indiana.
The Ducks will learn their destination and their sowing for the NCAA tournament during the Sunday selection program (4 p.m., ESPN2).
