Wellbore Positioning Tech Section to Meet at ATCE

The SPE Wellbore Positioning Technical Section will hold its 30th meeting on Thursday 8 October 2009 in New Orleans. Anyone interested in attending should contact Simon McCulloch at Simon.McCulloch@maerskoil.com for online registration procedures.


The cost for those who register in advance is USD 150 including lunch. Anyone who turns up on the day without having pre-registered will have to pay USD 200.


Preliminary Agenda


8:30 a.m. to 5:00 p.m. (lunch provided)




  • Approaches to Wellhead Surface Uncertainty
    Pete Clark, Baker Hughes
  • Managing Drilling Risks
    Benny Poedjono, Schlumberger
  • Dealing with Legacy Survey Tools in a New Model Environment
    Jerry Codling, Landmark
  • Magnetic Ranging as an Anti-Collision Tool
    Brett VanSteenwyk, Scientific Drilling
  • Survey Programs for Extended Reach Drilling
    Simon McCulloch, Maersk Oil Qatar
  • Incorporating the New BGGM Uncertainty Estimates into the ISCWSA Error Model
    Steve Grindrod, Copsegrove Developments

Progress Reports



  • Update from Error Model Management Sub-committee
  • Update from Collision Avoidance Sub-committee



  • This is the 30th meeting – where are we heading?
  • Incorporating BGGM uncertainties in ISCWSA model
  • Removing toolface dependent terms from the MWD model



  • Vacant position of Program Chair 
  • Incorporating BGGM uncertainties into ISCWSA model 
  • Removing toolface dependent terms from the MWD model