My GPS Location

GPS (Global Positioning System) location refers to the coordinates that pinpoint your exact position on Earth. It uses a constellation of satellites orbiting Earth to determine your location with high precision.

Your GPS location consists of two main components:

• Latitude: Your north-south position, measured in degrees from -90 (South Pole) to +90 (North Pole), with 0 at the equator
• Longitude: Your east-west position, measured in degrees from -180 to +180, with 0 at the Prime Meridian (Greenwich, London)

Modern smartphones and browsers can access GPS data to provide location-based services, navigation, weather information and more.

GPS works by receiving signals from multiple satellites (at least 4) and calculating your position based on the time it takes for each signal to reach your device. This process is called trilateration.

Accuracy levels:

• Standard GPS: 3-5 meters accuracy under open sky conditions
• Assisted GPS (A-GPS): Uses cell towers and Wi-Fi to improve accuracy and speed of location fix
• DGPS (Differential GPS): Can achieve sub-meter accuracy using ground-based reference stations
• RTK GPS: Real-Time Kinematic GPS can achieve centimeter-level accuracy

Factors affecting accuracy:

• Number of visible satellites
• Atmospheric conditions (ionosphere interference)
• Urban canyons (tall buildings blocking signals)
• Indoor vs outdoor positioning
• Device hardware quality

Here's how to get GPS coordinates programmatically in different languages:

JavaScript (Browser):

navigator.geolocation.getCurrentPosition(
  (position) => {
    const lat = position.coords.latitude;
    const lng = position.coords.longitude;
    console.log(`Latitude: ${lat}, Longitude: ${lng}`);
  },
  (error) => console.error(error)
);

Python:

import geocoder
g = geocoder.ip('me')
print(f"Latitude: {g.lat}, Longitude: {g.lng}")

Java (Android):

LocationManager lm = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
Location location = lm.getLastKnownLocation(LocationManager.GPS_PROVIDER);
double lat = location.getLatitude();
double lng = location.getLongitude();

C# (.NET):

var locator = new Geolocator();
var position = await locator.GetGeopositionAsync();
var lat = position.Coordinate.Point.Position.Latitude;
var lng = position.Coordinate.Point.Position.Longitude;

Ruby:

require 'geocoder'
result = Geocoder.search("your-ip-address").first
puts "Latitude: #{result.latitude}, Longitude: #{result.longitude}"

Node.js:

const geoip = require('geoip-lite');
const ip = "your-ip-address";
const geo = geoip.lookup(ip);
console.log(`Latitude: ${geo.ll[0]}, Longitude: ${geo.ll[1]}`);

TestingBot allows you to mock GPS location on both simulators/emulators and physical mobile devices during automated testing. This is essential for testing location-based features in your mobile applications.

Mocking GPS with Selenium (Chrome DevTools Protocol):

# Python example with Selenium
from selenium import webdriver

driver = webdriver.Chrome()
driver.execute_cdp_cmd("Emulation.setGeolocationOverride", {
    "latitude": 51.175570,
    "longitude": 3.945113,
    "accuracy": 100
})

Mocking GPS with Appium (iOS/Android):

# Python example with Appium
driver.set_location(51.175570, 3.945113, 10)  # lat, lng, altitude

With TestingBot's real device cloud, you can:

• Test location-based app features with custom coordinates
• Simulate movement between locations for navigation testing
• Test geofencing functionality
• Verify location permissions handling

Learn more about TestingBot's real device testing

Here are GPS coordinates for some famous landmarks around the world: