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Magnetogram Image Search

Select observatories and data types, specify search years to find and search data.

🌐 Data Source Selection

Select which data source to search:

New system providing high-resolution images at original scan quality
TIF/PNG images with direct download links (one-day search only)

📊 View Data Availability Table - Overview of available years by observatory and data type

Observatory Selection

🧭 Filter by Geomagnetic Latitude Range

Loading observatory data...

Data Type Selection

Search Year Specification

Search all years with available data
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🔍 Searches images containing data for the specified date

⚠️ Note: Date information assignment is only partially complete in the new system (COMPASS). Date searches may not return results even when data exists. The legacy archive has date information for more days, so please use it in conjunction with this system.