{
  "activity_id": "22258488210",
  "name": "Brummen Hardlopen",
  "date": "2026-03-22",
  "start_time": "2026-03-22 11:35:26",
  "sport": "running",
  "sport_group": "run",
  "filename": "fit/2026/03/22/22258488210_ACTIVITY.fit",
  "original_source_filename": "22258488210_ACTIVITY.fit",
  "duration_seconds": 1703.82,
  "duration": "00:28:24",
  "distance_meters": 5017.14,
  "distance_km": 5.017,
  "heart_rate": {
    "avg": 145,
    "max": 155
  },
  "power": {
    "avg": 342,
    "normalized": 342,
    "max": 394
  },
  "intensity_factor": null,
  "tss": null,
  "training_load": 96.58454895019531,
  "training_effect": {
    "aerobic": 3.2,
    "anaerobic": 0.0
  },
  "elevation": {
    "ascent_meters": 5,
    "descent_meters": 5,
    "min_altitude_meters": 15.2,
    "max_altitude_meters": 21.2
  },
  "temperature_c": {
    "avg": 23,
    "min": 22.0,
    "max": 27
  },
  "cadence": {
    "avg": 86,
    "max": 89
  },
  "calories": 390,
  "estimated_sweat_loss": null,
  "laps_intervals": [
    {
      "avg_cadence_position": [
        null,
        null
      ],
      "avg_fractional_cadence": 0.5078125,
      "avg_heart_rate": 133,
      "avg_left_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_left_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_power": 343,
      "avg_power_position": [
        null,
        null
      ],
      "avg_right_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_right_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_running_cadence": 85,
      "avg_stance_time": 261.9,
      "avg_step_length": 1022.1,
      "avg_temperature": 25,
      "avg_vertical_oscillation": 85.0,
      "avg_vertical_ratio": 8.32,
      "end_position_lat": 621585883,
      "end_position_long": 72193986,
      "enhanced_avg_speed": 2.948,
      "enhanced_max_altitude": 20.0,
      "enhanced_max_speed": 3.284,
      "enhanced_min_altitude": 17.200000000000045,
      "event": "lap",
      "event_type": "stop",
      "intensity": 5,
      "lap_trigger": "distance",
      "max_cadence_position": [
        null,
        null
      ],
      "max_fractional_cadence": 0.0,
      "max_heart_rate": 144,
      "max_power": 392,
      "max_power_position": [
        null,
        null
      ],
      "max_running_cadence": 88,
      "max_temperature": 27,
      "message_index": 0,
      "normalized_power": 346,
      "sport": "running",
      "start_position_lat": 621678951,
      "start_position_long": 72148898,
      "start_time": "2026-03-22T10:35:26",
      "sub_sport": "generic",
      "timestamp": "2026-03-22T10:35:26",
      "total_ascent": 2,
      "total_calories": 73,
      "total_descent": 0,
      "total_distance": 1000.0,
      "total_elapsed_time": 341.26,
      "total_strides": 486,
      "total_timer_time": 339.261,
      "total_work": 116573,
      "unknown_124": 24,
      "unknown_145": 94,
      "unknown_155": 8,
      "unknown_161": 2946,
      "unknown_27": 621678951,
      "unknown_28": 72193986,
      "unknown_29": 621585883,
      "unknown_30": 72148734
    },
    {
      "avg_cadence_position": [
        null,
        null
      ],
      "avg_fractional_cadence": 0.390625,
      "avg_heart_rate": 146,
      "avg_left_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_left_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_power": 346,
      "avg_power_position": [
        null,
        null
      ],
      "avg_right_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_right_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_running_cadence": 87,
      "avg_stance_time": 258.1,
      "avg_step_length": 1018.5,
      "avg_temperature": 24,
      "avg_vertical_oscillation": 83.5,
      "avg_vertical_ratio": 8.19,
      "end_position_lat": 621590946,
      "end_position_long": 72124382,
      "enhanced_avg_speed": 2.997,
      "enhanced_max_altitude": 21.200000000000045,
      "enhanced_max_speed": 3.144,
      "enhanced_min_altitude": 19.799999999999955,
      "event": "lap",
      "event_type": "stop",
      "intensity": 5,
      "lap_trigger": "distance",
      "max_cadence_position": [
        null,
        null
      ],
      "max_fractional_cadence": 0.0,
      "max_heart_rate": 152,
      "max_power": 360,
      "max_power_position": [
        null,
        null
      ],
      "max_running_cadence": 89,
      "max_temperature": 25,
      "message_index": 1,
      "normalized_power": 345,
      "sport": "running",
      "start_position_lat": 621585605,
      "start_position_long": 72194359,
      "start_time": "2026-03-22T10:41:08",
      "sub_sport": "generic",
      "timestamp": "2026-03-22T10:35:26",
      "total_ascent": 1,
      "total_calories": 78,
      "total_descent": 0,
      "total_distance": 1000.0,
      "total_elapsed_time": 333.682,
      "total_strides": 483,
      "total_timer_time": 333.682,
      "total_work": 115267,
      "unknown_124": 22,
      "unknown_145": 92,
      "unknown_155": 8,
      "unknown_161": 2983,
      "unknown_27": 621590946,
      "unknown_28": 72215880,
      "unknown_29": 621549911,
      "unknown_30": 72124382
    },
    {
      "avg_cadence_position": [
        null,
        null
      ],
      "avg_fractional_cadence": 0.3828125,
      "avg_heart_rate": 148,
      "avg_left_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_left_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_power": 342,
      "avg_power_position": [
        null,
        null
      ],
      "avg_right_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_right_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_running_cadence": 87,
      "avg_stance_time": 257.6,
      "avg_step_length": 1026.8,
      "avg_temperature": 22,
      "avg_vertical_oscillation": 83.8,
      "avg_vertical_ratio": 8.16,
      "end_position_lat": 621670445,
      "end_position_long": 72010054,
      "enhanced_avg_speed": 2.973,
      "enhanced_max_altitude": 21.0,
      "enhanced_max_speed": 3.21,
      "enhanced_min_altitude": 17.799999999999955,
      "event": "lap",
      "event_type": "stop",
      "intensity": 5,
      "lap_trigger": "distance",
      "max_cadence_position": [
        null,
        null
      ],
      "max_fractional_cadence": 0.0,
      "max_heart_rate": 153,
      "max_power": 371,
      "max_power_position": [
        null,
        null
      ],
      "max_running_cadence": 89,
      "max_temperature": 23,
      "message_index": 2,
      "normalized_power": 344,
      "sport": "running",
      "start_position_lat": 621591120,
      "start_position_long": 72123959,
      "start_time": "2026-03-22T10:46:41",
      "sub_sport": "generic",
      "timestamp": "2026-03-22T10:35:26",
      "total_ascent": 0,
      "total_calories": 78,
      "total_descent": 2,
      "total_distance": 1000.0,
      "total_elapsed_time": 336.36,
      "total_strides": 490,
      "total_timer_time": 336.36,
      "total_work": 115257,
      "unknown_124": 22,
      "unknown_145": 94,
      "unknown_155": 8,
      "unknown_161": 2980,
      "unknown_27": 621670445,
      "unknown_28": 72123959,
      "unknown_29": 621591120,
      "unknown_30": 72010054
    },
    {
      "avg_cadence_position": [
        null,
        null
      ],
      "avg_fractional_cadence": 0.421875,
      "avg_heart_rate": 149,
      "avg_left_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_left_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_power": 336,
      "avg_power_position": [
        null,
        null
      ],
      "avg_right_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_right_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_running_cadence": 86,
      "avg_stance_time": 262.9,
      "avg_step_length": 1003.1,
      "avg_temperature": 22,
      "avg_vertical_oscillation": 84.1,
      "avg_vertical_ratio": 8.39,
      "end_position_lat": 621646804,
      "end_position_long": 72172889,
      "enhanced_avg_speed": 2.899,
      "enhanced_max_altitude": 18.200000000000045,
      "enhanced_max_speed": 3.014,
      "enhanced_min_altitude": 16.399999999999977,
      "event": "lap",
      "event_type": "stop",
      "intensity": 5,
      "lap_trigger": "distance",
      "max_cadence_position": [
        null,
        null
      ],
      "max_fractional_cadence": 0.5,
      "max_heart_rate": 153,
      "max_power": 356,
      "max_power_position": [
        null,
        null
      ],
      "max_running_cadence": 88,
      "max_temperature": 22,
      "message_index": 3,
      "normalized_power": 336,
      "sport": "running",
      "start_position_lat": 621670720,
      "start_position_long": 72010033,
      "start_time": "2026-03-22T10:52:18",
      "sub_sport": "generic",
      "timestamp": "2026-03-22T10:35:26",
      "total_ascent": 0,
      "total_calories": 80,
      "total_descent": 1,
      "total_distance": 1000.0,
      "total_elapsed_time": 344.9,
      "total_strides": 494,
      "total_timer_time": 344.9,
      "total_work": 115976,
      "unknown_124": 22,
      "unknown_145": 96,
      "unknown_155": 8,
      "unknown_161": 2890,
      "unknown_27": 621674021,
      "unknown_28": 72172889,
      "unknown_29": 621646804,
      "unknown_30": 72010033
    },
    {
      "avg_cadence_position": [
        null,
        null
      ],
      "avg_fractional_cadence": 0.03125,
      "avg_heart_rate": 152,
      "avg_left_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_left_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_power": 341,
      "avg_power_position": [
        null,
        null
      ],
      "avg_right_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_right_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_running_cadence": 86,
      "avg_stance_time": 263.3,
      "avg_step_length": 1018.6,
      "avg_temperature": 23,
      "avg_vertical_oscillation": 85.2,
      "avg_vertical_ratio": 8.36,
      "end_position_lat": 621682303,
      "end_position_long": 72147545,
      "enhanced_avg_speed": 2.912,
      "enhanced_max_altitude": 18.799999999999955,
      "enhanced_max_speed": 3.256,
      "enhanced_min_altitude": 15.200000000000045,
      "event": "lap",
      "event_type": "stop",
      "intensity": 5,
      "lap_trigger": "distance",
      "max_cadence_position": [
        null,
        null
      ],
      "max_fractional_cadence": 0.0,
      "max_heart_rate": 155,
      "max_power": 394,
      "max_power_position": [
        null,
        null
      ],
      "max_running_cadence": 89,
      "max_temperature": 24,
      "message_index": 4,
      "normalized_power": 340,
      "sport": "running",
      "start_position_lat": 621646748,
      "start_position_long": 72173377,
      "start_time": "2026-03-22T10:58:03",
      "sub_sport": "generic",
      "timestamp": "2026-03-22T10:35:26",
      "total_ascent": 2,
      "total_calories": 80,
      "total_descent": 2,
      "total_distance": 1000.0,
      "total_elapsed_time": 343.461,
      "total_strides": 489,
      "total_timer_time": 343.461,
      "total_work": 116955,
      "unknown_124": 22,
      "unknown_145": 95,
      "unknown_155": 8,
      "unknown_161": 2915,
      "unknown_27": 621688318,
      "unknown_28": 72208957,
      "unknown_29": 621645157,
      "unknown_30": 72147545
    },
    {
      "avg_cadence_position": [
        null,
        null
      ],
      "avg_fractional_cadence": 0.25,
      "avg_heart_rate": 149,
      "avg_left_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_left_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_power": 369,
      "avg_power_position": [
        null,
        null
      ],
      "avg_right_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_right_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_running_cadence": 85,
      "avg_stance_time": 271.0,
      "avg_step_length": 952.3,
      "avg_temperature": 24,
      "avg_vertical_oscillation": 83.6,
      "avg_vertical_ratio": 8.77,
      "end_position_lat": 621680726,
      "end_position_long": 72146329,
      "enhanced_avg_speed": 2.784,
      "enhanced_max_altitude": 17.799999999999955,
      "enhanced_max_speed": 2.725,
      "enhanced_min_altitude": 17.600000000000023,
      "event": "lap",
      "event_type": "stop",
      "intensity": 5,
      "lap_trigger": "session_end",
      "max_cadence_position": [
        null,
        null
      ],
      "max_fractional_cadence": 0.5,
      "max_heart_rate": 150,
      "max_power": 372,
      "max_power_position": [
        null,
        null
      ],
      "max_running_cadence": 85,
      "max_temperature": 25,
      "message_index": 5,
      "normalized_power": 354,
      "sport": "running",
      "start_position_lat": 621681975,
      "start_position_long": 72147293,
      "start_time": "2026-03-22T11:03:46",
      "sub_sport": "generic",
      "timestamp": "2026-03-22T10:35:26",
      "total_ascent": 0,
      "total_calories": 1,
      "total_descent": 0,
      "total_distance": 17.14,
      "total_elapsed_time": 6.156,
      "total_strides": 5,
      "total_timer_time": 6.156,
      "total_work": 2214,
      "unknown_124": 24,
      "unknown_145": 1,
      "unknown_155": 0,
      "unknown_161": 2854,
      "unknown_27": 621681975,
      "unknown_28": 72147293,
      "unknown_29": 621680726,
      "unknown_30": 72146329
    }
  ],
  "time_in_hr_zones_seconds": {
    "zone_1": 34.997,
    "zone_2": 520.985,
    "zone_3": 1109.795,
    "zone_4": 0.0,
    "zone_5": 0.0
  },
  "time_in_power_zones_seconds": null,
  "recovery_data_for_day": {
    "sleep_hours": 0.0,
    "sleep": {
      "day": "2026-03-22 00:00:00.000000",
      "start": null,
      "end": null,
      "total_sleep": "00:00:00.000000",
      "deep_sleep": "00:00:00.000000",
      "light_sleep": "00:00:00.000000",
      "rem_sleep": "00:00:00.000000",
      "awake": "00:00:00.000000",
      "avg_spo2": null,
      "avg_rr": null,
      "avg_stress": null,
      "score": null,
      "qualifier": null
    },
    "resting_hr": 60.0,
    "resting_hr_summary": {
      "day": "2026-03-22 00:00:00.000000",
      "rhr_avg": null,
      "rhr_min": null,
      "rhr_max": null
    },
    "body_battery": null,
    "training_readiness": null
  },
  "fit_parse_status": "ok"
}
