Known problem with certain GPS devices

  Advisory Notice from the US Coast Guard Navigation Center  (NAVCEN) Issued 15 May 2014 Recently, many GPS users have reported intermittent GPS outages in their devices. After investigating, the US government has linked the problem to flawed processing of GPS satellite data within certain GPS receiver chipsets. The GPS satellite service continues to function as […]

SASGI Proceedings 2013

Keynote Papers Geospatial information technology enables vertical industry solutions (more>>) by Geoff Zeiss, Principal, Between The Poles Land tenure administration and GIS: trends and challenges (more>>) by Dr. Michael Barry, University of Calgary, Canada Cadastral surveying, land management and land reform RICS – global standards, the interface (more>>) by Robert P. Mahoney, RICS Surveying in […]

2014 IMSSA President’s Cup

  The Institute of Mine Surveyors of South Africa (IMSSA) President’s Cup Golf Day 2014 was held on 11 April 2014 at the Randfontein Golf and Country Club. The weather on the day was perfect and the event was well attended with a field of 91 golfers. The format for the golf day was individual […]

Gauteng GIS community meets

  The GISSA Gauteng meeting and GISSA National AGM was held on 14 March 2014 at the University of Pretoria.  Almost 150 delegates attended the event which featured a range of informative presentations. Speakers included Tom Westendorp from TomTom who spoke about real-time and historical traffic data, and the benefits for GIS and traffic. He […]