web api instance property
GeolocationCoordinates: altitudeAccuracy property
Secure context
The altitudeAccuracy read-only property of the GeolocationCoordinates interface 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
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.