This item was about the high resolution line sketch spectra captured by John evershed during his experiment at Kodaikanal Observatory. While experimenting, he came across to capturing the high resolution spectra of Altair, Nova Aquila, Arcturus in the observatory. In this sketch, he pictured the resolution spectra that he observed as Umbra for high resolution and Penumbra for low resolution.
Evershed, JohnSolar system
3 Archival description results for Solar system
IND-IIA-F015-I04
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Item
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13-06-1918
Part of Photos, instruments, experimental results, brochure and sketches related to Evershed Effect.
IND-IIA-F001-I25
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Item
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04-12-1919
Part of Official and personal files of John Evershed with other Directors, famous astronomers and global institutes
This letter was a discussion regarding displacements of the solar lines towards red are distinctly unfavourable to Einsteins theory.
Evershed, John
IND-IIA-F001-I24
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28-11-1919
Part of Official and personal files of John Evershed with other Directors, famous astronomers and global institutes
This letter was asking a question on results obtained by John Evershed in connection with the displacements of the spectral lines of the Sun towards the red as suggested by Einstein's theory.
Evershed, John