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GeolocationCoordinates: altitudeAccuracy property

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The GeolocationCoordinates.altitudeAccuracy read-only property is a strictly positive double representing the accuracy, with a 95% confidence level, of the altitude expressed in meters. This value is null if the implementation doesn't support measuring altitude.

Value

A positive double representing the accuracy, with a 95% confidence level, of the altitude expressed in meters.

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
altitudeAccuracy 5 12 3.5 9 1610.6–15 5 ≤37 18 4 1611–14 ≤3 1.0

See also

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https://developer.mozilla.org/en-US/docs/Web/API/GeolocationCoordinates/altitudeAccuracy