{
  "activity_id": "22781434907",
  "name": "Brummen Gravel riding",
  "date": "2026-05-06",
  "start_time": "2026-05-06 07:59:08",
  "sport": "cycling",
  "sport_group": "bike",
  "filename": "fit/2026/05/06/22781434907_ACTIVITY.fit",
  "original_source_filename": "22781434907_ACTIVITY.fit",
  "duration_seconds": 1706.514,
  "duration": "00:28:27",
  "distance_meters": 11629.15,
  "distance_km": 11.629,
  "heart_rate": {
    "avg": 118,
    "max": 140
  },
  "power": {
    "avg": null,
    "normalized": null,
    "max": null
  },
  "intensity_factor": null,
  "tss": null,
  "training_load": 25.998077392578125,
  "training_effect": {
    "aerobic": 2.0,
    "anaerobic": 0.0
  },
  "elevation": {
    "ascent_meters": 39,
    "descent_meters": 34,
    "min_altitude_meters": 17.6,
    "max_altitude_meters": 41.8
  },
  "temperature_c": {
    "avg": 11,
    "min": 9.0,
    "max": 16
  },
  "cadence": {
    "avg": null,
    "max": null
  },
  "calories": 272,
  "estimated_sweat_loss": null,
  "laps_intervals": [
    {
      "avg_cadence_position": [
        null,
        null
      ],
      "avg_heart_rate": 118,
      "avg_left_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_left_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_power_position": [
        null,
        null
      ],
      "avg_right_power_phase": [
        null,
        null,
        null,
        null
      ],
      "avg_right_power_phase_peak": [
        null,
        null,
        null,
        null
      ],
      "avg_temperature": 11,
      "avg_vam": 0.037,
      "end_position_lat": 622516245,
      "end_position_long": 71132883,
      "enhanced_avg_speed": 6.815,
      "enhanced_max_speed": 9.48,
      "event": "lap",
      "event_type": "stop",
      "lap_trigger": "session_end",
      "max_cadence_position": [
        null,
        null
      ],
      "max_heart_rate": 140,
      "max_power_position": [
        null,
        null
      ],
      "max_temperature": 16,
      "message_index": 0,
      "sport": "cycling",
      "start_position_lat": 621676798,
      "start_position_long": 72151123,
      "start_time": "2026-05-06T05:59:08",
      "sub_sport": "gravel_cycling",
      "timestamp": "2026-05-06T05:59:08",
      "total_ascent": 39,
      "total_calories": 272,
      "total_descent": 34,
      "total_distance": 11629.15,
      "total_elapsed_time": 1706.514,
      "total_timer_time": 1706.514,
      "unknown_124": 9,
      "unknown_145": 198,
      "unknown_152": 66,
      "unknown_155": 41,
      "unknown_163": 0,
      "unknown_27": 622516245,
      "unknown_28": 72179184,
      "unknown_29": 621647705,
      "unknown_30": 71112502
    }
  ],
  "time_in_hr_zones_seconds": {
    "zone_1": 232.921,
    "zone_2": 1021.003,
    "zone_3": 405.0,
    "zone_4": 0.0,
    "zone_5": 0.0
  },
  "time_in_power_zones_seconds": null,
  "recovery_data_for_day": {
    "sleep_hours": 0.0,
    "sleep": {
      "day": "2026-05-06 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": 53.0,
    "resting_hr_summary": {
      "day": "2026-05-06 00:00:00.000000",
      "rhr_avg": null,
      "rhr_min": null,
      "rhr_max": null
    },
    "body_battery": null,
    "training_readiness": null
  },
  "fit_parse_status": "ok"
}