Jang Bogo Neutron Monitor
Real-Time Data

Neutron Monitor Homepage
About Real-Time Data and Data Levels

The Jang Bogo neutron monitor is operated by Chonnam National University and Chungnam National University, and was supported by National Research Foundation of Korea (NRF-2015R1D1A1A01060598, NRF-2018R1D1A1B07046522)

Data Levels of Jang Bogo Neutron Monitor
Level Data Preparation Recommended Use

Downloaded automatically from station, standard normalization factors applied, standard pressure correction applied. No quality control has been performed.

Should not be used for scientific research purposes. Use of these data for any purpose is "at your own risk."


Data subjected to basic quality tests. Major defects are corrected or flagged as gaps.

Suitable for scientific research. However, revisions to data (usually minor) may occur subsequently.


Data have passed a comprehensive "annual" review. Subtle anomalies and long-term changes in detector efficiency, barometer accuracy, etc. have been identified and corrected.

Suitable for scientific research.

Archived final and preliminary data are available online.