Overview:
- Explain the error model in layman’s terms
- Provide a standard implementation
- Models
- IPM’s
- Mappings
- Propogation Modes
- Sep Factor
- Ellipse Definition
- Become the self appointed authority people already think we are!
Top 10 Most common complaints
- Two companies using the same tool get different results but both say ISCWSA
- Gyro error models show very small ellipses, are they right?
- Old error models don’t ‘map’ directly to the ISCWSA standards
- What does semi-major axis actually mean?
- Why can’t I use the 1 sigma result?
- Where can I get one of these Ferranti Tools?
- Separation Factor / Clearance Factor why isn’t there a standard?
- Is 1 in 10,000 chance of collision safe?
- How come fewer surveys don’t affect the uncertainty?
- If I run all my wells from one site can I say that I have applied IFR ?
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View the entire Presentation:
Angus Jamieson