This app uses the formulas to calculate the survey parameters (diff of TVD, HD, N/S, E/W, DLS) between two stations of the methods:

1. Tangential
2. Balanced Tangential
3. Minimum Curvature
4. Radius of Curvature
5. Average Angle

Also available the formulas of the methods.

This app was developed based in existing spreadsheets. There is no comparison with any other software.

You can contribute with suggestions for improvements, correcting the translation to english, reporting bugs and spreading it to your friends.

Our portfolio for Directional Drilling available on the App Store:

- "Directional Drilling" a complete app (building and plotting) with well planning, survey, multi-lateral, etc.
- "3D Interpolation" to calculate a survey data between two stations.


DISCLAIMER:

These tools & materials are provided 'as is' without warranties of any kind, express or implied.

Please verify the tools provided by this application by yourself before you use them. Ensure you understand the impact of using these tools.

Any use you choose to make of these tools & materials is undertaken by you entirely at you own risk.

Thanks