Search for Magnetogram Recordings

Please use the forms below to search for magnetograms.

Search by observatory

Choose observatory

Date range

Search all observatories by date

Choose month and year
Please note that the online records begin in December of 1846 and end in January 1987.

Currently loaded data

Currently loaded on the system are the records between 1846 and 1987 from:

Abinger (1924 - 1958)
No readings between 1846 and 1923 Readings available at Abinger between 1924 and 1958 No readings between 1959 and 1987

Cape Evans (1911 - 1912)
No readings between 1846 and 1910 Readings available at Cape Evans between 1911 and 1912 No readings between 1913 and 1987

Eskdalemuir (1909 - 1984)
No readings between 1846 and 1908 Readings available at Eskdalemuir between 1909 and 1984 No readings between 1985 and 1987

Falmouth (1886 - 1913)
No readings between 1846 and 1885 Readings available at Falmouth between 1886 and 1913 No readings between 1914 and 1987

Greenwich (1846 - 1934)
Readings available at Greenwich between 1846 and 1934 No readings between 1935 and 1987

Hartland (1957 - 1987)
No readings between 1846 and 1956 Readings available at Hartland between 1957 and 1987

Kew (1857 - 1925)
Readings available at Kew between 1857 and 1925 No readings between 1926 and 1987

Lerwick (1922 - 1984)
No readings between 1846 and 1921 Readings available at Lerwick between 1922 and 1984 No readings between 1985 and 1987

Stonyhurst (1867 - 1976)
No readings between 1846 and 1866 Readings available at Stonyhurst between 1867 and 1976 No readings between 1977 and 1987

In parallel with the capture of the magnetograms, the related published yearbooks were scanned and are available as PDF documents. This allows users to view the details of observatory operations and how the magnetograms were created along with any associated observatory results.