Shots' Ranking 2020
John Isner's Strengths

Serve
5 Stars
Strengths:
Weaknesses:
- * 2 times more Aces/Service Winners than his Rivals on Average
- * None
- * First Serve Percentage (69%)
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- * First Serve Won Points (78%)
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- * Ratio of Aces/Service Winners on First Serve (56%)
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- * Second Serve Won Points (60%)
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- * Ratio of Double Faults (7%)
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- * Ratio of Aces/Service Winners on Second Serve (21%)
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Return
1 Star
Strengths:
- * 60% more Points with the Return than his Rivals on Average
- * High Ratio of Points with the Forehand Return
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Weaknesses:
- * 3 times more Errors with the Return than his Rivals on Average
- * First Serve Return Points Won (26%)
- * High Ratio of Errors with the Forehand & Backhand Return
- * Second Serve Return Points Won (40%)
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Forehand
2 Stars
Strengths:
- * 20% more Points with the Forehand than his Rivals on Average
- * High Ratio of Points with the Forehand Inside Out
- * Wins 59% of the Points after playing a Forehand Inside In
- * First Forehand after the Serve
- * Forehand Attacks on a short ball
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Weaknesses:
- * 2 times more Errors with the Forehand than his Rivals on Average
- * High Ratio of Errors with the Forehand Down the Line & Inside Out
- * Wins 34% of the Points after playing 2 Forehand Inside Out in a row
- * Forehand Effectiveness in the Medium & Long Rallies (over 5 shots)
- * Forehand Touch on a short ball
- * Forehand Drop Shot (47% of points won)
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Backhand
1 Star
Strengths:
Weaknesses:
- * None
- * 2.5 times less Points & 20% more Errors with the Backhand than his Rivals on Average
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- * Low Ratio of Points with the Backhand Down the Line & Cross
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- * Wins 38% of the Points after playing a Backhand Down the Line
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- * Wins 34% of the Points after playing a Backhand Slice
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- * Backhand Effectiveness in any kind of Rallies (short, medium & long)
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- * Bachand Drop Shot (31% of points won)
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- * Backhand Touch on a short ball
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- * Backhand Pass

Volley
3 Stars
Strengths:
- * 2 times more Points with the Volley than his Rivals on Average
- * Total Points Won at the Net (20%)
- * Varies well all kind of Net Approach
- * Serve & Volley (70% of points won)
- * 1-2 Punch Approach (70% of points won)
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Weaknesses:
- * 2 times more Errors with the Volley than his Rivals on Average
- * Percentage of Points Won at the Net (66%)
- * Baseline Approach (57% of points won)
- * Chip & CHarge (41% of points won)
- * Volley Points/Errors Ratio (63%)
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