magnetograph

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mag·ne·to·graph

 (măg-nē′tō-grăf′)
n.
A device for detecting and recording variations in the intensity and direction of magnetic fields.

mag·ne′to·gram′ (-grăm′) n.

magnetograph

(mæɡˈniːtəʊˌɡrɑːf; -ˌɡræf)
n
(General Physics) a recording magnetometer, usually used for studying variations in the earth's magnetic field
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.magnetograph - a scientific instrument that registers magnetic variations (especially variations of the earth's magnetic field)
scientific instrument - an instrument used by scientists
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References in periodicals archive ?
left) A white-light image of the Sun on 23 Oct 2014 showing the largest sunspot observed in over two decades and (right) a simultaneous magnetogram of the same regions.
mm] is described mainly by its first (n = 1) harmonic constructed as illustrated by equation (8) magnetogram in Fig.
Updated on at least a daily basis, the images cover a variety of extreme ultraviolet wavelengths and also include a continuum (white-light) image and a magnetogram that shows the Suns magnetic field and highlights sunspots on the surface you might otherwise miss.
Updated on at least a daily basis, the images come in a variety of extreme ultraviolet wavelengths and also include a continuum (whitelight) image and even a magnetogram.
The author would like to thank the Wilcox Solar Observatory for providing open access to the magnetogram data.