# Tagged Questions

An instrument used to find the direction of north from one's current location, consisting of a case with compass points marked around its edge and a floating magnetic needle that pivots to point to magnetic north.

26 views

### Adding dynamic element with tool to data driven pages

I am creating a map book with data driven pages and inserted a declination arrow (compass) to my map. It is modified based on declination diagram tool developed in the production mapping tool. ...
31 views

### calculate turning acceleration from a compass

I have degree and timestamp and want to calculate the turning acceleration. What to trigger if the compass is turning fast. Is there a mathematic way to get an acceleration parameter?
161 views

### Getting the compass point given longitude, latitude and direction in degrees

I have this data gathered using a GPS device No. Time Longitude Latitude Speed(Km/h) Compass point Direction (deg) 1 10/20/15 1:34 40.11724 -3.21032 11 Northwest ...
114 views

### Comparing compass bearings

I have several compass bearings: bTrue = 190° b1 = 250° b2 = 100° b3 = 170° b4 = 90° I want to compare b1 - b4 and find out how close they are to bTrue. So bTrue is 100%. How much percent is then ...
356 views

### How can I add 3 axis orientation information to my photos?

I have a survey project where I need to record not only the location, but the direction (bearing and angle of elevation/depression) that the camera was pointing at the time the picture was taken. ...
365 views

### Knowing acceleration, gyro and compass data how to calculate north direction [closed]

I have a small video camera with an attached sensor. I can get from the sensor his acceleration, gyro and compass data. Knowing this data I need to rotate the camera so that it will look strictly ...
252 views

### Compass error (can't find proper directories)

Compass::SpriteException in Sessions#new Showing /home/cartodb/cartodb/app/views/layouts/front_layout.html.erb where line #12 raised: No files were found in the load path matching "icons/*....
3k views

### At the northpole, which way is east? [duplicate]

If a person stands on the north, or south pole. How do they determine which way is east/west?