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Concept information

TERME PRÉFÉRENTIEL

GREEN CORONAGRAPH  

DÉFINITION

  • A GREEN CORONAGRAPH is an instrument used for photographing the corona and prominences of the sun at times other than at solar eclipse; An occulting disk used to block out the image of the body of the sun in the focal plane of the objective lines and light of the corona passes through and onto film which is used with a green filter.

CONCEPT GÉNÉRIQUE

URI

https://gcmd.earthdata.nasa.gov/kms/concept/f486b743-ef0f-4a8f-b9da-fe692c56c86a

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