dopplergram
Noun
Meaning
dopplergram (plural dopplergrams)
(astronomy) An image of the sun, made using a modified spectroheliograph, showing showing the approaching and receding motions of its atmosphere.
Noun
dopplergram (plural dopplergrams)
(astronomy) An image of the sun, made using a modified spectroheliograph, showing showing the approaching and receding motions of its atmosphere.