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MB

Mark BIRKA

United States of AmericaUnited States of America
N.S.C.A.
9 competitionsCategory: SENIOR
Sporting
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Shooter Performance Index Form index for the selected discipline only. Higher = more stable and higher quality.
65.8%
Sporting
Average accuracy
Average accuracy across all completed competitions in the current tab.
72.8%
Best accuracy
Best accuracy in a single competition.
77.5%
Best score
Highest absolute total score.
155
Perfect rounds
Number of series with the maximum value for the competition format.
0
Top-10 rate
Share of competitions where the shooter finished in the top 10 (category or overall).
0.0%
Category confidence
How stable the main category is across completed competitions.
57.1%
Vs winner avg
Average relative closeness to the winner.
76.8%
Progress and analytics

Metrics for: Sporting · normalized by competition targets

Match history
2025 |1 events
American Grand Prix - Sporting - United States (June 2025)
SportingJun 6, 2025·200 targets·Unfinished
Cat / Cat Pos
Veteran/25
Overall Pos
206 (49.6%)
Score
121/20060.5%
Vs winner %
68.8% -55
Rounds
1210000000
2024 |1 events
46th World Championship Finale World Cup - Sporting - United States (June 2024)
SportingJun 27, 2024·200 targets·Unfinished
Cat / Cat Pos
Open/923
Overall Pos
1465 (7.7%)
Score
0/2000.0%
Vs winner %
0.0% -189
Rounds
00000000
2022 |1 events
US Grand Prix - Sporting - United States (May 2022)
SportingMay 6, 2022·200 targets
Cat / Cat Pos
Senior/28
Overall Pos
142 (44.9%)
Score
149/20074.5%
Vs winner %
77.2% -44
Rounds
1917181719192020
2018 |1 events
North America Chp Finale North America Cup - Sporting - United States (May 2018)
SportingMay 16, 2018·200 targets
Cat / Cat Pos
Open/153
Overall Pos
240 (53.0%)
Score
155/20077.5%
Vs winner %
81.2% -36
Rounds
1919181723211622
2017 |1 events
US Grand Prix Finale North America Cup - Sporting - United States (June 2017)
SportingJun 23, 2017·200 targets
Cat / Cat Pos
Senior/52
Overall Pos
260 (42.8%)
Score
146/20073.0%
Vs winner %
76.0% -46
Rounds
1622191714201721
2016 |1 events
US Grand Prix Finale of North America Cup - Sporting - United States (April 2016)
SportingApr 15, 2016·200 targets
Cat / Cat Pos
Open/246
Overall Pos
406 (14.2%)
Score
114/20057.0%
Vs winner %
63.7% -65
Rounds
1014121813141419
2015 |1 events
World Championship Finale of World Cup - Sporting - United States (July 2015)
SportingJul 23, 2015·200 targets
Cat / Cat Pos
Senior/60
Overall Pos
416 (62.4%)
Score
153/20076.5%
Vs winner %
80.5% -37
Rounds
1816191918222120
2013 |1 events
North America championship Finale North America Cup - Sporting - United States (June 2013)
SportingJun 28, 2013·200 targets
Cat / Cat Pos
Senior/29
Overall Pos
207 (50.5%)
Score
152/20076.0%
Vs winner %
80.4% -37
Rounds
2315182020181820
2012 |1 events
World Championship Finale of World Cup - Sporting - United States (August 2012)
SportingAug 16, 2012·200 targets
Cat / Cat Pos
Man/267
Overall Pos
961 (46.6%)
Score
150/20075.0%
Vs winner %
78.5% -41
Rounds
2220181615201821
Insights

Short conclusions from completed competitions in the current discipline tab.

Strongest region: IIFinish dynamics: +1.21
Form is declining: -3.8% over the last 5 competitions.
Peak performance: North America Chp Finale North America Cup - Sporting - United States (May 2018) (77.5%).
Hardest competition: US Grand Prix Finale of North America Cup - Sporting - United States (April 2016) (57.0%).
Perfect rounds (max for the competition): 0.
Average indirect performance vs winner: 76.8%.
Primary category: SENIOR (57% of competitions).