Volume 21, Issue 4, April 2025

The growing importance of geospatial technology and challenges

T Vijayalakshmi

GNSS Constellation specific monthly analysis summary: March 2025

Narayan Dhital

Impacts of climate and land use/cover changes on the sustainability of irrigation water in West Africa: a systematic review

Gemechu Fufa Arfasa, Ebenezer Owusu-Sekyere, Dzigbodi Azdo Doke and Justice Ayegi Ampofo
My Coordinates
EDITORIAL
News
GNSS | UAV | PNT UPDATE | IMAGING | GIS | INDUSTRY
CALENDAR
May 2025 - November 2025
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SBG System

Volume 21, Issue 3, March 2025
 
 

Intelligent, automated, rapid, and safe landmine, improvised explosive device and unexploded ordnance detection using Maggy

Kaya Kuru, Aadithya Sujit, Darren Ansell, John Michael Pinder, David Jones, Benjamin Jon Watkinson, Ridha Hamila and Claire Tinker-Mil

GNSS Constellation specific monthly analysis summary: February 2025

Narayan Dhital

Geospatial Assessment of Impacts of Sand Mining Activities in Zanzibar

Rahma Rashid Amour and Haji Ali Haj


Oct 2024 | No Comment

The analysis performed in this report is solely his work and own opinion. State Program: U.S.A (G); EU (E); China (C) “Only MEO- SECM satellites”; Russia (R); Japan (J); India (I)

Narayan Dhital

Actively involved to support international collaboration in GNSSrelated activities. He has regularly supported and contributed to different workshops of the International Committee on GNSS …

Oct 2024 | No Comment

A case study of (12 May, 17 April and 04 November 2021) geomagnetic storm at Abuja and Calabar Nigeria

Oct 2024 | No Comment

The European Union Agency for the Space Programme (EUSPA) has successfully completed testing of the Galileo Open Service Navigation Message Authentication (OSNMA) and is preparing for its operational launch.

Galileo, like other Global Navigation Satellite Systems (GNSS), plays a crucial role in various sectors, including transportation, finance, telecommunications, IT, energy, utilities, manufacturing, healthcare, emergency services, and …

Oct 2024 | No Comment

The new EGNOS SoL Service for Aviation SDD introduces several updates designed to improve the precision, reliability, and safety of satellite navigation services in aviation.

One of the standout features in SDD v3.6 is the introduction of updated commitment maps. These maps visually represent the regions where EGNOS commits to delivering a specific level of service performance. The new maps bring significant …

Oct 2024 | No Comment

The two new Galileo satellites launched in April have entered service, completing the second of three constellation planes. With every addition to the constellation, the precision, availability and robustness of the Galileo signal is improved. The next launch is planned in the coming weeks and the remaining six Galileo First Generation satellites will join the …