The May edition of UEFL's MLB Umpire Sabermetrics for the 2017 regular season is now available and features 56 ejections and 443 Replay Reviews through 790 games played.
Ejections and replays are both projected to decrease year-over-year, based on current rates.
New to the Sabermetrics update are two sections. First,
Most & Least Accurate Umpires, Replay Review contains the top and bottom of the Replay Review table ordinarily found in the "Read More" detailed section of the monthly report. Second,
Summary, Vince's Plate Performers contains the year-to-date leaderboard for the
Vince's Plate Performers page.
Summary, Ejections.
>>
56 Total Regular Season Ejections through May 31, 2017 (on pace for
172 ejections this season).
>> Umpires were
61.4% accurate on calls associated with ejection.
>> The
Blue Jays, Rays, A's, Yankees & Red Sox led the AL in ejections. The
Marlins led the NL.
>> Managers Don
Mattingly (Marlins) and John
Gibbons (Blue Jays) led all managers in ejections.
>> Umpires Bill
Welke led all umpires in ejections.
>> Chief Tom
Hallion's crew led all umpire crews in ejections.
>> Most ejections occurred in the
7th inning; Ejections from 7th and on comprised
52% of all tosses.
>> Most ejections occurred on
Saturdays. Weekend series (Fri-Sun) featured
52% of all heave-ho's.
>> The most common reason for ejection was
Balls/Strikes, followed by Throwing At.
>> All else equal, a team tied at the time of ejection ended up winning the game
62.5% of the time.
Summary, Replay Reviews.
>>
443 Total Replay Reviews, of which calls were affirmed
53.1% of the time (46.9% overturned).
>> The
Tampa Bay Rays used replay more than any other team, but were fairly unsuccessful.
>> The
Kansas City Royals were the League's most successful team in review (10-for-13).
>> The
Oakland A's experienced fewer reviews than any other team, and were not too successful.
>> The
Athletics were the worst MLB team in terms of Replay success (2-of-9).
>> Umpire Tim
Timmons had a league-leading 12 calls reviewed, and was average in outcome.
>> Mike
Winters' crew led all of baseball in replay activity, and performed at league average.
>> Umpire Alfonso
Marquez led in accuracy with all of his calls affirmed by replay (9/9).
>> Umpire Gerry
Davis experienced the highest rate of his calls being overturned by replay (0/3).
>> The
7th inning had more reviews than any other inning.
46% of all reviews occurred from 7th-on.
>> Most reviews occurred on
Sundays; Weekend series (Fri-Sun) featured
49% of all replays.
>> The most common reason for review was
Out/Safe (Force - 1st) followed by
Out/Safe (Tag - In).
Most & Least Accurate Umpires, Replay Review (sorted by Review Affirmation Percentage [RAP]).
1. Alfonso
Marquez, Vic
Carapazza, Bill
Welke, Dale
Scott - 100% RAP.
5. Joe
West - 87.5% RAP.
6. Chris
Guccione - 83.3% RAP.
7. Marty
Foster, Mike
Everitt - 80.0% RAP.
9. Alan
Porter - 77.8% RAP.
10.
Hoye,
Hamari, T Gibson, Baker - 75.0% RAP.
---
69.
Iassogna, Hallion, Drake, Bellino - 20.0% RAP.
73. Sam
Holbrook - 16.7% RAP.
74. Gerry
Davis, Nic
Lentz, Ben
May - 0% RAP.
Summary, Vince's Plate Performers.
Throughout the season, contributor
Vince will track the best and worst daily plate performances. Year-to-Date, here is the
Vince's Plate Performers leaderboard:
>>
Best: Will
Little has appeared on the "Best" list
3 times, more often than any other umpire.
>>
Worst: Ron
Kulpa has appeared on the "Worst" list
3 times, more often than any other umpire.
For detailed sabermetric analysis of MLB umpire ejections and instant replay review outcomes, including a Replay Review umpire leaderboard, follow the "read more" link below.