Tags » Geodesy

American Canyon M6.1 Earthquake in CA – data from Nevada Geodetic Laboratory

A message from Bill Hammond at the NBMG Nevada Geodetic Laboratory:

American Canyon M6.1 earthquake in the northern San Francisco Bay area: NBMG researchers have derived rapid earthquake displacement maps from GPS data that illustrate how the earth around the rupture underwent permanent coseismic deformation.  26 more words

GENAH 2014 Conference, Japan

A few weeks ago, CGS academic Tim Wright and PhD student Ekbal Hussain attended the Geodesy for Earthquakes and Natural Hazards (GENAH) conference held in Matsushima, Japan. 16 more words


Spacewar!, and Mapping Gravity

The blog War is Boring has a brief shout-out to Spacewar!, the first video game. Programmed by a inventive group of graduate students to run on MIT’s Program Data Processor-1 (PDP-1), … 590 more words

Better know a Canadian functionary: the Dominion Geodesist

Land surveying in Canada falls under the purview of the Surveyor-General of Canada, as I’ve said before. But surveying depends on a lot of basic measurements and calculations of measurements of the Earth to take into account when surveying, things like differing sea levels or regional variances in the Earth’s gravitational pull or its magnetic field. 193 more words