For all Red Flag Tournaments all entry gates and merchandise kiosks are now cashless. All purchases can be made by Visa, Mastercard, American Express or Discover. Thank you.
1,292 MLB PLAYERS | 12,606 MLB DRAFT SELECTIONS
John Klosterman
2022 GRAD
 |  C/IF, RHP
 |  Iowa City, IA
UNCOMMITTED
COLLEGE INTERESTS
Best PG Grade
8
ABOUT PG GRADES
City High
5-11  
183
HIGH SCHOOL TEAM LAST PLAYED HEIGHT/WEIGHT
R/R
15 and 7 mos
BATS/THROWS AGE
 Preview Protected Content
PG EVENT RESULTS
78
FB VELO
7.68
60 YARD DASH
1.83
10 YARD SPLIT
78
IF VELO
77
C VELO
1.98
C POP
81
EXIT VELO
LATEST PG SHOWCASE REPORT
2019 Spring Top Prospect Showcase  
John Klosterman is a 2022 C/RHP, IF with a 5-11 183 lb. frame from Iowa City, IA who attends City High. Athletic frame with strength in build. Ran a 7.68 second 60-yard dash. Worked out defensively as a primary catcher. Gains ground by coming out and around. Has some quickness to transfers with an idea of footwork when working towards the bag. Clean release from a compact action. On line carry to the bag topping out at 77 miles per hour and popping a 1.98 during workouts. Also worked out from the infield. Moves well when working up the middle. Fields with a deeper funnel to the body. Gets the ball out with accurate throws at 78 miles per hour. Righthanded hitter with an even stance and leg lift trigger for timing. Flat and direct path to the ball. Works both to the middle of the field as well as to the pull side. Secondary righthanded pitcher with a simple side to leg lift delivery. Lands slightly closed off to the plate working back across the front side. Repeats mechanics well and works to all quadrants of the zone with the fastball topping out at 77 miles per hour. Long and looping curveball with developing feel but able to land for strikes. Excellent student as well. Named to the 2019 Spring Top Prospect Showcase Top Prospect List.
PG CAREER PROGRESSION
+14 MPH
FB VELO SINCE 10/06/2017
-.11 SEC
60 TIME SINCE 08/10/2018
+1 MPH
IF VELO SINCE 08/10/2018
+3 MPH
C VELO SINCE 08/10/2018
-.15 SEC
POP TIME SINCE 08/10/2018
+5 MPH
EXIT VELO SINCE 08/10/2018
+3.34 Gs
DK MA SINCE 08/10/2018
VIEW PG PROGRESSION CHARTS
PERCENTILE RANKINGS
CLASS OF 2022 in the recorded year
CATEGORY TOP RESULT CLASS AVG PERCENTILE
FB 78 mph 73
80.09%
60 7.68 sec 7.59
40.23%
10 SPL 1.83 sec 1.78
32.14%
IF 78 mph 75
65.13%
C 77 mph 70
90.4%
Pop 1.98 sec 2.14
94.54%
CATEGORIES TOP RESULT CLASS AVG PERCENTILE
Exit Velo 81 mph 77
68.86%

Visit Diamond Kinetics
CATEGORY TOP RESULT CLASS AVG PERCENTILE
Max Barrel Speed 64.307 mph 61.52
67.06%
Impact Momentum 23.552 22.76
63.17%
Max Acceleration 32.662 g’s 28.62
73.74%
DIAMONDKINETICS TRENDING DATA
NON-PG VERIFIED SWINGS
Visit Diamond Kinetics
Max Barrel Speed (mph)
BEST SINGLE GAME STATS
BATTING STATSLAST OCCURRENCE
At bats: 4 Sep 10, 2017 vs. Cedar Valley Crush 14u
Runs: 3 Sep 10, 2017 vs. Minnesota Bomb Squad
Hits: 2 Sep 23, 2018 vs. Gamers 15u
RBI's: 3 Mar 24, 2019 vs. QC Sticks Mitchell
Doubles: 1 Sep 15, 2018 vs. Chicago White Sox 2021
Triples: 1 Apr 06, 2019 vs. Gamers Academy 2021
Home runs: 1 Mar 24, 2019 vs. QC Sticks Mitchell
Total bases: 4 Mar 24, 2019 vs. QC Sticks Mitchell
Walks: 2 Apr 13, 2019 vs. Iowa Sticks Sorge
Stolen bases: 1 Mar 24, 2019 vs. QC Sticks Mitchell
Hit by pitch: 1 Apr 13, 2019 vs. Iowa Sticks Conrad
PITCHING STATSLAST OCCURRENCE
Inn. pitched: 4.0 Oct 21, 2018 vs. Ostingers 15U
Runs allowed: 0 Sep 15, 2018 vs. Extreme Elite
Earned runs: 0 Sep 15, 2018 vs. Extreme Elite
Hits allowed: 1 Sep 15, 2018 vs. Extreme Elite
Strikeouts: 2 Oct 21, 2018 vs. Ostingers 15U
Walks allowed: 1 Sep 16, 2018 vs. Iowa Sticks Red
About Perfect Game :: Contact us :: Terms of Use :: Privacy Policy :: Site Map :: Testimonials :: Job Opportunities
PG Athlete Safety Program
Copyright 1994-2019 by Perfect Game. All rights reserved. No portion of this information may be reprinted or reproduced without the written consent of Perfect Game.