Player Data JSON

{
  "player": {
    "id": 1697,
    "api_id": 353583,
    "name": "Szymon Kielan",
    "short_name": "S. Kielan",
    "country": "Poland",
    "country_code": "PL",
    "gender": "Male",
    "circuit": "ATP",
    "date_of_birth": null,
    "height_cm": null,
    "weight_kg": null,
    "plays": "",
    "turned_pro": null
  },
  "utr": {
    "id": 276519,
    "singles": 13.14,
    "doubles": 13.79,
    "ranking": 942,
    "division": "Pro",
    "is_pro": true,
    "updated_at": "2025-12-07"
  },
  "current_ranking": null,
  "ranking_history": [],
  "career_stats": {
    "total_matches": 4,
    "wins": 1,
    "losses": 3,
    "win_rate": 25.0
  },
  "surface_stats": {
    "hard": {
      "matches": 2,
      "wins": 1,
      "losses": 1,
      "win_rate": 50.0
    },
    "clay": {
      "matches": 2,
      "wins": 0,
      "losses": 2,
      "win_rate": 0.0
    },
    "grass": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    }
  },
  "category_stats": {
    "Challenger": {
      "matches": 4,
      "wins": 1,
      "losses": 3,
      "win_rate": 25.0
    }
  },
  "average_match_stats": {
    "matches_with_stats": 4,
    "avg_aces_per_match": 3.8,
    "avg_double_faults_per_match": 4.8,
    "avg_first_serve_pct": 63.6,
    "avg_first_serve_won_pct": 65.0,
    "avg_second_serve_won_pct": 39.9,
    "avg_break_points_converted_pct": null
  },
  "recent_form": [
    {
      "date": "2025-10-13",
      "opponent": "Lorenzo Carboni",
      "opponent_id": 462062,
      "tournament": "Olbia, Italy",
      "surface": "hard",
      "round": "Qualification Final",
      "result": "L",
      "score": "1-2",
      "stats": {
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        "double_faults": 10,
        "first_serve_pct": 56.12244897959183,
        "first_serve_won_pct": 72.72727272727273,
        "second_serve_won_pct": 42.857142857142854,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-10-12",
      "opponent": "Alessandro Spadola",
      "opponent_id": 295862,
      "tournament": "Olbia, Italy",
      "surface": "hard",
      "round": "Qualification Round 1",
      "result": "W",
      "score": "2-0",
      "stats": {
        "aces": 2,
        "double_faults": 3,
        "first_serve_pct": 70.17543859649122,
        "first_serve_won_pct": 70.0,
        "second_serve_won_pct": 41.17647058823529,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-09-07",
      "opponent": "Henri Squire",
      "opponent_id": 208225,
      "tournament": "Szczecin, Poland",
      "surface": "clay",
      "round": "Qualification Round 1",
      "result": "L",
      "score": "0-2",
      "stats": {
        "aces": 4,
        "double_faults": 3,
        "first_serve_pct": 69.04761904761905,
        "first_serve_won_pct": 62.06896551724138,
        "second_serve_won_pct": 46.15384615384615,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-08-31",
      "opponent": "Miguel Damas",
      "opponent_id": 192862,
      "tournament": "Sevilla, Spain",
      "surface": "clay",
      "round": "Qualification Round 1",
      "result": "L",
      "score": "0-2",
      "stats": {
        "aces": 4,
        "double_faults": 3,
        "first_serve_pct": 59.183673469387756,
        "first_serve_won_pct": 55.172413793103445,
        "second_serve_won_pct": 35.0,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    }
  ],
  "form_summary": {
    "last_10_matches": 4,
    "wins": 1,
    "losses": 3,
    "form_string": "LWLL"
  },
  "head_to_head": [
    {
      "opponent": "Lorenzo Carboni",
      "opponent_id": 462062,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Alessandro Spadola",
      "opponent_id": 295862,
      "matches": 1,
      "wins": 1,
      "losses": 0
    },
    {
      "opponent": "Henri Squire",
      "opponent_id": 208225,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Miguel Damas",
      "opponent_id": 192862,
      "matches": 1,
      "wins": 0,
      "losses": 1
    }
  ],
  "upcoming_matches": [],
  "year_statistics": [
    {
      "year": 2025,
      "surfaces": {
        "hardcourt_outdoor": {
          "matches": 2,
          "wins": 1,
          "losses": 1,
          "win_rate": 50.0,
          "tournaments_played": 2,
          "tournaments_won": 0,
          "tiebreaks_won": 0,
          "tiebreaks_lost": 1,
          "aces": 7,
          "double_faults": 13,
          "aces_per_match": 3.5,
          "double_faults_per_match": 6.5,
          "first_serve_pct": 72.1,
          "first_serve_won_pct": 71.6,
          "second_serve_won_pct": 48.9,
          "break_points_saved_pct": 57.1,
          "break_points_converted_pct": 64.3,
          "winners_total": 0,
          "unforced_errors_total": 0
        },
        "red_clay": {
          "matches": 4,
          "wins": 1,
          "losses": 3,
          "win_rate": 25.0,
          "tournaments_played": 3,
          "tournaments_won": 0,
          "tiebreaks_won": 0,
          "tiebreaks_lost": 0,
          "aces": 10,
          "double_faults": 22,
          "aces_per_match": 2.5,
          "double_faults_per_match": 5.5,
          "first_serve_pct": 71.5,
          "first_serve_won_pct": 59.6,
          "second_serve_won_pct": 44.7,
          "break_points_saved_pct": 62.5,
          "break_points_converted_pct": 30.0,
          "winners_total": 0,
          "unforced_errors_total": 0
        }
      },
      "totals": {
        "matches": 6,
        "wins": 2,
        "tournaments_played": 5,
        "tournaments_won": 0,
        "aces": 17,
        "double_faults": 35,
        "win_rate": 33.3,
        "losses": 4
      }
    },
    {
      "year": 2024,
      "surfaces": {
        "red_clay": {
          "matches": 1,
          "wins": 0,
          "losses": 1,
          "win_rate": 0.0,
          "tournaments_played": 10,
          "tournaments_won": 0,
          "tiebreaks_won": 1,
          "tiebreaks_lost": 1,
          "aces": 2,
          "double_faults": 5,
          "aces_per_match": 2.0,
          "double_faults_per_match": 5.0,
          "first_serve_pct": 71.5,
          "first_serve_won_pct": 71.8,
          "second_serve_won_pct": 50.0,
          "break_points_saved_pct": 63.6,
          "break_points_converted_pct": 28.6,
          "winners_total": 0,
          "unforced_errors_total": 0
        }
      },
      "totals": {
        "matches": 1,
        "wins": 0,
        "tournaments_played": 10,
        "tournaments_won": 0,
        "aces": 2,
        "double_faults": 5,
        "win_rate": 0.0,
        "losses": 1
      }
    }
  ],
  "data_generated_at": "2025-12-10 13:06:31 UTC"
}