The SIRGAS 2010 General Meeting will take place in the frame of the 42 Meeting of the Directing Council of the Pan American Institute of Geography and History (PAIGH), during November 11 and 12, 2010, in Lima, Peru. In this opportunity, the SIRGAS meeting is hosted by the Instituto Geográfico Nacional of Peru (IGN)... [more]

Within the activities of the Working Group II of SIRGAS (SIRGAS-WGII: Geocentric Datum), a new version of the SIRGAS School on Reference Systems will take place next November in Lima, Peru. This Second School is sponsored by the Pan American Institute of Geography and History (PAIGH) and the International Association of Geodesy (IAG). It is oriented to producers and users of precise geodetic data in the SIRGAS member countries. Its central objective is to strengthen the fundamental concepts associated with the Geodesy of Reference. This includes:

• Geodetic reference systems and frames
• Determination of coordinates based on Global Navigation Satellite Systems (GNSS)
• Relationship between the heights obtained from GNSS positioning and those derived from geodetic levelling
• SIRGAS: Geocentric Reference System for the Americas
• Availability and use of the SIRGAS products.

The Second SIRGAS School on Reference Systems will take place during November 8, 9, and 10, 2010, in Lima, Peru, with the support of the Instituto Geográfico Nacional (IGN) ... [more, in Spanish]

On 27 February 2010, at 06:34 UTC (03:34 local time) an earthquake (magnitude 8.8) shook the western part of Chile. The epicentre was located at 35.846°S and 72.719°W in a depth of about 35 km. In total, 23 SIRGAS reference stations were affected by displacements larger than 1,5 cm… [more]