Home

Kodaikanal Solar Data Archive

The first histogram shows the number of images taken in a given year. You can toggle the type of images by clicking on one of the buttons given below. Please find more details from this .

Kodaikanal Solar Observatory

The Kodaikanal Observatory of the Indian Institute of Astrophysics is located in the beautiful Palani range of hills in Southern India. It was established in 1899. Please find more details from this.

Indian Institute of Astrophysics

The Indian Institute of Astrophysics is a premier institute devoted to research in astronomy, astrophysics and related physics. Please find more details from this.

IAU Symposium 340

Symposium held at Jaipur on Long Term Datasets for the Understanding of Solar and Stellar Magnetic Cycles from 19 - 24 February 2018. More details can be found from this

Butterfly Diagram from Kodaikanal Plage data

The Kodaikanal observatory have been acquiring photoheliograms of the Sun, at the 3933.67 Å, since 1904 on daily basis using a 15 cm aperture telescope. Please find more details from this.

solarimage2 Research Interests Solar magnetohydrodynamics (MHD): theoretical study of MHD wave propagation in stratied atmospheres. Observations of Chromospheric and Coronal oscillations, density and temperature diagnostic in solar atmosphere. Providing observational constraints for Solar wind and Space weather. Magneto-seismology. Space weather forecasting. Studies of small and large scale transients. Multi-wavelength study using ground and space based instruments. Imaging and spectroscopic instrumentation. Study of the long term variation of sun using Kodaikanal and other digitized archive. Space climate.