Rounding the Bases...
Rounding the Bases...
ABS challenge rankings across the active MLB umpire pool, highlighting which umpires look steady, volatile, or high-risk in the review sample.
Umpire Overturn Rates
Volatile Lately
Recent Movement
Adam Beck
OT rate up · 0.0 pts
Recent sample is running hotter than season baseline.
Chris Guccione
OT rate up · 0.0 pts
Recent sample is running hotter than season baseline.
Stu Scheurwater
OT rate up · 0.0 pts
Recent sample is running hotter than season baseline.
Mark Wegner
OT rate up · 0.0 pts
Recent sample is running hotter than season baseline.
Default Sort
Qualified samples first, then the umpires with the most challenge evidence.
Adam Beck
Qualified
OT Rate
50.0%
Challenges
Games
Volatility
Read
Chris Guccione
Qualified
OT Rate
50.0%
Challenges
Games
Volatility
Read
Stu Scheurwater
Qualified
OT Rate
68.2%
Challenges
Games
Volatility
Read
Mark Wegner
Qualified
OT Rate
52.4%
Challenges
Games
Volatility
Read
Brennan Miller
Qualified
OT Rate
57.9%
Challenges
Games
Volatility
Read
Clint Vondrak
Qualified
OT Rate
68.4%
Challenges
Games
Volatility
Read
Ramon De Jesus
Qualified
OT Rate
77.8%
Challenges
Games
Volatility
Read
James Jean
Qualified
OT Rate
35.3%
Challenges
Games
Volatility
Read
Ryan Additon
Qualified
OT Rate
41.2%
Challenges
Games
Volatility
Read
Mark Ripperger
Qualified
OT Rate
47.1%
Challenges
Games
Volatility
Read
| 01Adam BeckQualified | 24 | 50.0% | Moderate | Watchful | 4 |
| 02Chris GuccioneQualified | 24 | 50.0% | Moderate | Watchful | 4 |
| 03Stu ScheurwaterQualified | 22 | 68.2% | Elevated | Watchful | 3 |
| 04Mark WegnerQualified | 21 | 52.4% | Moderate | Watchful | 4 |
| 05Brennan MillerQualified | 19 | 57.9% | Moderate | Watchful | 3 |
| 06Clint VondrakQualified | 19 | 68.4% | Elevated | Watchful | 3 |
| 07Ramon De JesusQualified | 18 | 77.8% | Elevated | Volatile | 3 |
| 08James JeanQualified | 17 | 35.3% | Low | Watchful | 4 |
| 09Ryan AdditonQualified | 17 | 41.2% | Low | Watchful | 3 |
| 10Mark RippergerQualified | 17 | 47.1% | Moderate | Watchful | 4 |