| These paintings, like the GPS longitude, latitude, and time read-outs, simply mark the artist's presence. |
| Other published co-ordinates agree with the latitude, but longitude can vary by as much as 0.03 minutes west. |
| Its goal is to visit each of the latitude and longitude integer degree intersections in the world, and to take pictures at each location. |
| To picture the difference, start with the way geographers mark longitude and latitude on Earth's surface. |
| Every four minutes of difference would indicate 1 degree of longitude to the east or the west. |
| Firstly, remember that your longitude is the angular distance West of the Greenwich meridian. |
