The Coordinates.
The Coordinates.accuracy read-only property is a strictly positive double representing the accuracy, with a 95% confidence level, of the Coordinates.latitude and Coordinates.longitude properties expressed in meters.
MDN
The Coordinates.
The Coordinates.latitude read-only property is a double representing the latitude of the position in decimal degrees.
MDN
The Coordinates.
The Coordinates.longitude read-only property is a double representing the longitude of the position in decimal degrees.
MDN
The Coordinates interface represents the position and attitude of the device on Earth, as well as the accuracy with which these data are computed.
MDN