coronal green line

coronal green line

[′kȯr·ən·əl grēn ‚līn]
(astronomy)
The strongest emission line in the visible spectrum of the solar corona, located at a wavelength of 530.3 nanometers and resulting from the emission of iron atoms that have lost 13 of their electrons.
References in periodicals archive ?
More than a century later, a group led by Jay Pasachoff and colleagues set up a computer-controlled CCD detector at Mukandgarh Fort in Rajasthan to search at totality for rapid (1-second) oscillations in the coronal green line.