Training Course on NDC Capacity Building for the African Region: Access and Analysis of Waveform IMS Data and IDC Products

Nairobi, Kenya

5-16 August 2024

The working language will be English


  • To provide a comprehensive understanding of the roles of National Data Centres within the verification regime.
  • To focus on establishing and enhancing the capabilities of National Data Centres. 
  • To equip participants with the necessary knowledge and skills for accessing and utilizing International Monitoring System (IMS) data and International Data Centre (IDC) products. 
  • To offer practical experience and training in analyzing IMS data, ensuring participants are proficient in handling SHI data. 
  • To explore and promote using IMS data and IDC products for civil and scientific applications. This includes discussions on how data from the CTBT verification system can be utilized in areas such as environmental monitoring, disaster prevention/recovery, and academic research. 
  • To harmonize the approaches of States' Signatories in Africa to participate in and benefit from the CTBT verification system.  


Data Centres 
Roles, Function and Responsibilities  

Access to IMS Data and IDC Products
Familiarization with the Linux Desktop environment and command line for data analysis. 
Detailed familiarization with IDC Products, both standard and non-standard. 
Methods for accessing data and products, including requests, subscriptions, and using the Secure Web Portal. 

Linux and Database Management
Comprehensive Linux tutorials covering navigation, file management, and command line utilities. 
Introduction to PostgreSQL database, focusing on SQL tutorials, database access, and table structures.  

Monitoring Techniques
Sessions on seismic, hydroacoustic, and infrasound monitoring. 
Hands-on practical sessions 

NDC-in-a-Box Installation and Configuration
Detailed guidance on installing and configuring 
NDC-in-a-Box using various methods.Introduction to Geotool-QT.  

Practical Hands-on Analysis National
Practical tutorials on using GeoTool for data analysis. 
Theory and practical exercises on regional events analysis. 
Step-by-step guidance on associating phases and locating events.  

Civil and scientific applications 
Environmental monitoring 
Disaster recovery 
Academic Research 


  • NDC technical staff and analysts, preferably authorized users (Principal or Regular); 
  • Experts from States planning to establish a NDC; 
  • Experience in waveform data analysis and/or similar experience related to nuclear test ban verification; 
  • Seismologists with an advanced degree who operate or have access to regional and local seismic network data and the means of processing that data to provide accurate phase pick information; 
  • Basic knowledge of the Linux operating system and SQL is desirable. 

Application should be submitted for this training through established official channels (their Permanent Missions to the CTBTO or Ministries of Foreign Affairs).

Applicants are requested to submit the provided registration by the deadline of 10 June 2024.  Applications will be reviewed and applicants subsequently notified. 

However, pending the official nomination, participants may email the registration form upon its approval by a Director of the institution, to allow timely travel and accommodation arrangements by the PTS.

In accordance with the Staff regulations and rules and Administrative Directives, the PTS will provide the following:

  • A round-trip ticket to Nairobi on the most direct and economic route;
  • Funded participants are not allowed to purchase their own tickets unless, under exceptional circumstances, they are authorized to do so in advance, and only if this proves to be the most cost-effective option for the PTS;
  • The PTS will book a hotel and cover the costs for the accommodation. Training participants will receive relevant portion of the Daily Subsistence Allowance (per-diem) via bank transfer upon arrival to the first day of the training course; and
  • Health and accident insurance will be provided for the duration of the training, including travel days.



Participants should apply for visas, if needed, at the corresponding consular office, upon receipt of an acceptance Note Verbale from the Secretariat, in order to ensure timely processing. 

Point of Contact

Capacity Building and Training Section (IDC/CBT) 
International Data Centre Division 
CTBTO Preparatory Commission
P.O. Box 1200, A-1400  Vienna, Austria  
Tel:  +43 1 26030 6484 
Email: [email protected]