Quick Answer
Calculate Geological Core Orientation Angular Uncertainty Propagation
Calculator
Result Interpretation
Geological Core Orientation Angular Uncertainty Propagation Calculator computes Propagated Angular Uncertainty in rad using the defined engineering formula and the input values provided.
Worked Example
Verified calculation
Given:
- Compass Bearing Error = 0.0174533
- Inclinometer Tilt Error = 0.00872665
- Core Barrel Mechanical Misalignment = 0.00349066
- Core Rotation Drift During Retrieval = 0.00174533
Expected Result:
- Propagated Angular Uncertainty = 0.019899823746883
Engineering Interpretation:
Under the given input conditions, the calculated result is: Propagated Angular Uncertainty = 0.019899823746883 rad.
The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from automatically validated test cases.
Formula / Method
propagated angular uncertainty = sqrt(pow(compass bearing error, 2) + pow(inclinometer tilt error, 2) + pow(core barrel mechanical misalignment, 2) + pow(core rotation drift during retrieval, 2))Formula family: formula_geology_core_orientation_error_propagation_analyzer
Variables
| Symbol | Label | Role | Description |
|---|---|---|---|
| compass_error_rad | Compass Bearing Error | INPUT | Compass Bearing Error |
| inclinometer_error_rad | Inclinometer Tilt Error | INPUT | Inclinometer Tilt Error |
| barrel_misalignment_rad | Core Barrel Mechanical Misalignment | INPUT | Core Barrel Mechanical Misalignment |
| core_rotation_drift_rad | Core Rotation Drift During Retrieval | INPUT | Core Rotation Drift During Retrieval |
| angular_uncertainty | Propagated Angular Uncertainty | OUTPUT | Propagated Angular Uncertainty |
Calculation Steps
- Enter the compass bearing error in rad.
- Enter the inclinometer tilt error in rad.
- Enter the core barrel mechanical misalignment in rad.
- Enter the core rotation drift during retrieval in rad.
- Step 1: Compute propagated angular uncertainty.
- Read the propagated angular uncertainty (rad) from the results.
Engineering Summary
Calculate Geological Core Orientation Angular Uncertainty Propagation
Frequently Asked Questions
What does this calculator calculate?
The Geological Core Orientation Angular Uncertainty Propagation Calculator estimates Propagated Angular Uncertainty based on the input parameters you provide
Why is compass bearing error important in this calculation?
compass bearing error is directly proportional to propagated angular uncertainty. When you enter compass bearing error in rad, the calculator uses it in the engineering formula to compute the output
How should I interpret the result propagated angular uncertainty?
The calculator outputs propagated angular uncertainty in rad. The result is computed directly from the input values using the defined engineering formula
What units should I use for the inputs?
Enter each value in the units shown next to the input field: Compass Bearing Error (rad), Inclinometer Tilt Error (rad), Core Barrel Mechanical Misalignment (rad), Core Rotation Drift During Retrieval (rad). Make sure all inputs use the specified units for consistent results
What assumptions does this calculator use?
This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment
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