India to the World

Astronomy & Cosmology

Evershed effect (Kodaikanal Observatory)

1909Kodaikanal Solar Observatory (John Evershed)Kodaikanal (Tamil Nadu)Tamil Nadu

1909

Discovery of radial gas flows in sunspot penumbrae.

Dated
1909
As scholars put it
1909
Originator
Kodaikanal Solar Observatory (John Evershed)
Source text
Kodaikanal (Tamil Nadu)
Region
Tamil Nadu
Discipline
Astronomy & Cosmology
Evidence
Documented
Confidence
High
Verification
Reference-cited

Fair to say

Discovered at an Indian observatory by the British astronomer John Evershed: an India-based, not Indian-born, discovery.

Path to modern innovation

A standard phenomenon in solar physics.

1909Evershed effect (Kodaikanal Observatory)

References

  • 1Evershed (1909)

Further reading

Corrections and additional sources: edit IND-279 on GitHub.