Get twelve digits after decimal for latitude and longitude

Question

I have an application in which I have to get user\'s current location from latitude and longitude. For both the values, I have to get 12 digits after decimal.

This is th

Answer 1

According to US Government

The actual accuracy users attain depends on factors outside the government's control, including atmospheric effects and receiver quality. Real-world data collected by the FAA show that some high-quality GPS SPS receivers currently provide better than 3 meter horizontal GPS.gov

This accuracy relates to 5 decimal places

0.0001 = 11.1 m

0.00001 = 1.11 m

So an accuracy of 4 places is reasonable for an android device.

Answer 2

You do not have to get 12 digits after comma when measuring in decimal degrees, which is the common representation. It is not being done by any one.

7 digits is in the millimeter range.

12 digits is a ten thousandth of a millimeter.

Stay with 7 digits, which can be represented as integer too.