43 citations · 321 across the 29 of their papers we have counts for
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Association of Plages With Sunspots: A multi wavelength Study Using Kodaikanal Ca K and Greenwich sunspot area Data
Sudip Mandal, Subhamoy Chatterjee, Dipankar Banerjee
Plages are the magnetically active chromospheric structures prominently visible in Ca K line (3933.67 Å). A plage may or may not be associated with a sun…
Solar Active Longitudes From Kodaikanal White-light Digitized Data
Sudip Mandal, Subhamoy Chatterjee, Dipankar Banerjee
The study of solar active longitudes has generated a great interest in the recent years. In this work we have used an unique continuous sunspot data series obtained from Kodaikanal…
Butterfly Diagram and Carrington Maps for Century-Long Ca II K Spectroheliograms from Kodaikanal Observatory
Subhamoy Chatterjee, Dipankar Banerjee, B. Ravindra
The century-long (1907-2007) Ca II K spectroheliograms from Kodaikanal Solar Observatory (KSO) are calibrated, processed and analysed in the present study to follow the evolution o…