Beijing’s National Observatory of Space Environment lists observation data and data services from its geophysical monitoring stations.
WDC for Ionosphere and Space Weather
The World Data Center for Ionosphere and Space Weather archives and distributes ionospheric and space weather data.
About WDC for Ionosphere and Space Weather
The World Data Center for Ionosphere and Space Weather preserves and distributes ionospheric and space weather data accumulated by Japan's National Institute of Information and Communications Technology. Holdings include Japanese domestic and Antarctic ionospheric observations dating to the International Geophysical Year in 1957-1958, space weather forecast data handled as an ISES Regional Warning Center, and older film, paper, and handwritten records converted to modern digital formats.
Users can download monthly reports for Japan, yearly reports for Syowa Station in Antarctica, ionosonde measurements, and specialized historical and solar-flare datasets. The site lists an acknowledgement requirement, the full data catalogue is marked as coming soon, and the service may be temporarily unavailable during network congestion.
Key features
- Monthly ionospheric reports from four Japan sites
- Yearly ionospheric reports from Syowa Station in Antarctica
- Manually scaled ionogram parameters from Japan and Antarctica
- Handwritten 1936-1954 ionospheric records in Japanese
- Viewer for handwritten solar-terrestrial charts, 1978-1998
- Solar flare feature database for Deep Flare Net model
Best for: Public institutions, research institutes, and universities that use ionospheric and space weather data.
Good for
- Long-term ionospheric archive dating to 1957-1958
- Includes older film and paper records restored to digital formats
- Operated as a regular member of the ISC World Data System
Watch out for
- Service may be temporarily unavailable during network congestion
- Full catalogue of archived data is listed as coming soon
- Handwritten 1936-1954 observation records are in Japanese
WDC for Ionosphere and Space Weather at a glance
- Category
- Research & Data › Climate & Environmental Data
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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WDC for Ionosphere and Space Weather FAQ
Which observation sites are covered?
Four sites in Japan — Wakkanai, Kokubunji, Yamagawa and Okinawa — and Syowa Station in Antarctica.
What historical materials are available?
Handwritten ionospheric records from 1936-1954 and a viewer for handwritten solar-terrestrial activity charts from 1978-1998.
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