Teledyne Optech launches CZMIL SuperNova
Teledyne Optech and Teledyne CARIS have announced their next generation bathymetric lidar, the CZMIL SuperNova. It boasts the best depth performance and the highest green laser point density in its class. Introducing SmartSpacing technology for even and efficient point spacing, realtime processing capability for reduced post-processing time and configurable modes …
Teledyne Optech and Teledyne CARIS have announced their next generation bathymetric lidar, the CZMIL SuperNova.
The CZMIL SuperNova boasts the best depth performance and the highest green laser point density in its class. Introducing SmartSpacing technology for even and efficient point spacing, real-time processing capability for reduced post-processing time and configurable modes for maximizing performance in …
Eos Positioning Systems announces the Eos Bridge
Eos Positioning Systems have released a new product called the Eos Bridge™. The Eos Bridge™ enables almost any instrument to become iOS Bluetooth compatible. It is a small, pocket-sized device that connects to instruments via Bluetooth Classic or serial port, and transmits data from them to any Apple …
IMCA publishes guidelines on the use of GNSS for tide calculations
The International Marine Contractors Association’s (IMCA) newly published ‘Guidelines on the use of GNSS for tide calculations’ (IMCA S 027) provides an overview of how Global Navigation Satellite Systems (GNSS) can assist in more accurate real-time direct measurement of tidal changes.
As Nick Hough, …
National security missions for the Australian DoD supported by Maxar
Maxar Technologies has delivered 3D data products and high-resolution satellite imagery to the Australian Department of Defence under recent multi-million-dollar contracts.
Maxar’s 3D data suite enhances situational awareness and decision-making for military applications. The 3D data suite includes a 3D Surface Model, which provides a high-fidelity, positionally …

From times immemorial, the cities, agriculture and culture evolved along the rivers. Among various Delhi’s, Shahjahanabad (17th Century), was built along the river Yamuna, a 1370 km long river emanating from the Himalayas and merging into the River Ganga at Prayag. However, with indiscriminate urbanisation River Yamuna in Delhi…

The objective of this article is to share the knowledge of alternative way of geoid determination with incorporating a high resolution GGM, terrain and GPS/levelling data
Dr H M I Prasanna
Senior Lecturer, Faculty of Geomatics, Sabaragamuwa University of Sri Lanka, P.O. Box 02, Belihuloya, 70140, Sri Lanka
Development of GGMs
With the advent of new gravity dedicated satellite …

The Australian Height Datum (AHD) is Australia’s first and only legal vertical datum, celebrating its 50th anniversary this year. The adjustment of the Australian National Levelling Network (ANLN) in May 1971 provided, for the first time, a nationwide network of physical AHD heights (Roelse et al., 1975).