Garmin Heart Rate Variability Summary Export Format

Heart rate variability (HRV) refers to beat-to-beat variations in heart rate and is data collected during the overnight sleep window for select devices.

File Prefix: GarminHrvSummary
Sample File Prefix (For CSV format): GarminHrvSummary_Samples
Natural Key: ParticipantID+ StartTimeInSeconds

For a complete list of all the export file types possible, see the Garmin Export Overview.

Data Fields

Sample CSV Export

Garmin HRV Summary

ParticipantID,ParticipantIdentifier,SummaryId,StartTimeInSeconds,StartTimeOffsetInSeconds,DurationInSeconds,CalendarDate,LastNightAvg,LastNight5MinHigh,InsertedDate
1be320d5-57fa-4860-8fa2-033b27038c4e,TST12345,x45e31a7-63e08aa9,1675659945,0,2,2023-02-06,,,2023-02-06T08:02:27Z
1be320d5-57fa-4860-8fa2-033b27038c4e,TST12345,x45e31a7-63df3929,1675573545,0,2,2023-02-05,,,2023-02-05T16:01:26Z
1be320d5-57fa-4860-8fa2-033b27038c4e,TST12345,x45e31a7-63bba06f,1673240687,0,2,2023-01-09,,,2023-02-04T16:22:32Z
...
1be320d5-57fa-4860-8fa2-033b27038c4e,TST12345,x45e31a7-63c4cf44,1673842500,-18000,34682,2023-01-16,51,84,2023-02-04T16:22:32Z

Garmin HRV Summary Samples

SummaryId,OffsetInSeconds,Value,ParticipantID
x45e31a7-63bcdf00,240,28,1be320d5-57fa-4860-8fa2-033b27038c4e
x45e31a7-63bcdf00,540,25,1be320d5-57fa-4860-8fa2-033b27038c4e
x45e31a7-63bcdf00,840,33,1be320d5-57fa-4860-8fa2-033b27038c4e
...
x45e31a7-63c4cf44,34682,60,1be320d5-57fa-4860-8fa2-033b27038c4e

Sample JSON Export

{
    "CalendarDate": "2023-01-10",
    "StartTimeInSeconds": 1673322240,
    "DurationInSeconds": 29940,
    "StartTimeOffsetInSeconds": -18000,
    "LastNightAvg": 45,
    "LastNight5MinHigh": 66,
    "HrvValues": {
        "240": 28,
        "540": 25,
        "840": 33,
        ...
        "29940": 30
    },
    "ParticipantID": "b728e3e8-1e97-453c-a3a5-5f4a1e5ce687",
    "ParticipantIdentifier": "TST12345",
    "SummaryId": "x45e31a7-63bcdf00",
    "InsertedDate": "2023-02-04T16:22:32"
}
...