The Kyoto center provides geomagnetic observatory data and indices through downloads, APIs, and in-browser plots.
World Data Centre for Geomagnetism, Mumbai
The Mumbai center is part of India's Institute of Geomagnetism and provides data services and observatory information.
About World Data Centre for Geomagnetism, Mumbai
The World Data Centre for Geomagnetism, Mumbai is part of the Indian Institute of Geomagnetism, an autonomous research institute under the Department of Science and Technology, Govt. of India. It is situated in the campus of Colaba Magnetic Observatory, Mumbai, and collects analog and digital geomagnetic data and indices of geomagnetic activity from a worldwide network of magnetic observatories.
It publishes continuous hourly and one-minute resolution observations from IIG magnetic observatories, including the Colaba-Alibag combined series covering more than 175 years. Data services are described as available for academic and scientific use without restriction through a separate portal at https://wdc.iigm.res.in/.
Key features
- Collects analog and digital geomagnetic data from worldwide observatories
- Provides indices of geomagnetic activity
- Publishes hourly and one-minute resolution observatory observations
- Offers Colaba-Alibag combined series spanning more than 175 years
- Provides access via separate portal at wdc.iigm.res.in
Best for: Researchers and students who need geomagnetic observatory data for scientific or academic work.
Good for
- States data services are available for scientific use without restrictions
- Holds Colaba-Alibag combined series covering more than 175 years
- Publishes continuous hourly and one-minute resolution observations
Watch out for
- Described use is for academic and scientific purposes
World Data Centre for Geomagnetism, Mumbai at a glance
- Category
- Research & Data › Open Data & Datasets
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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World Data Centre for Geomagnetism, Mumbai FAQ
Where is the Centre located?
In the campus of Colaba Magnetic Observatory, Mumbai, as part of the Indian Institute of Geomagnetism.
How is the data accessed?
Through the separate WDC-Mumbai site at https://wdc.iigm.res.in/ for academic and scientific use.
What period does the Colaba-Alibag series cover?
More than 175 years, with Colaba operational from 1841 to 1906 and continuity maintained by Alibag observatory.
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