Recent Publications

Recent publications from the digitized Kodaikanal Data


White-light Data

1.Digitized archive of the Kodaikanal images: Representative results of solar cycle variation from sunspot area determination
Ravindra, B.; Priya, T. G.; Amareswari, K.; Priyal, M.; Nazia, A. A.; Banerjee, D., 2013A&A...550A..19R

2. Kodaikanal Digitized White-light Data Archive (1921-2011): Analysis of various solar cycle features
Sudip Mandal, Manjunath Hegde, Tanmoy Samanta, Gopal Hazra, Dipankar Banerjee, B Ravindra A&A 2017

3.Sunspot Sizes and the Solar Cycle: Analysis Using Kodaikanal White-light Digitized Data
Sudip Mandal, Dipankar Banerjee 2016ApJ...830L..33M

4.Solar Active Longitudes from Kodaikanal White-light Digitized Data
Sudip Mandal, Subhamoy Chatterjee, Dipankar Banerjee 2017ApJ...835...62M

5.Development of a Code to Analyze the Solar White-Light Images from the Kodaikanal Observatory: Detection of Sunspots, Computation of Heliographic Coordinates and Area
Ragadeepika Pucha, K, M. Hiremath,Shashanka R. Gurumath 2016JApA...37....3P


Ca-K Data

1.Polar Network Index as a Magnetic Proxy for the Solar Cycle Studies
Priyal, Muthu; Banerjee, Dipankar; Karak, Bidya Binay; Muñoz-Jaramillo, Andrés; Ravindra, B.; Choudhuri, Arnab Rai; Singh, Jagdev 2014ApJ...793L...4P

2. Long Term Variations in Chromospheric Features from Ca-K Images at Kodaikanal
Priyal, Muthu; Singh, Jagdev; Ravindra, B.; Priya, T. G.; Amareswari, K. 2014SoPh..289..137P

3. Determination of the chromospheric quiet network element area index and its variation between 2008 and 2011
Singh, Jagdev; Belur, Ravindra; Raju, Selvendran; Pichaimani, Kumaravel; Priyal, Muthu; Gopalan Priya, Thambaje; Kotikalapudi, Amareswari RAA, Vol. 12, p.201 [2012]

4. A Butterfly Diagram and Carrington Maps for Century-long CA II K Spectroheliograms from The Kodaikanal Observatory
Subhamoy Chatterjee, Dipankar Banerjee, B. Ravindra 2016ApJ...827...87C

5. Association of Plages with Sunspots: A Multi-Wavelength Study Using Kodaikanal Ca ii K and Greenwich Sunspot Area Data
Sudip Mandal, Subhamoy Chatterjee, and Dipankar Banerjee 2017ApJ...835..158M

6. Variation of Supergranule Parameters With Solar Cycles: Results From Century-Long Kodaikanal Digitized Ca II K Data
Subhamoy Chatterjee, Sudip Mandal and Dipankar Banerjee, 2017ApJ

7. Association Of Supergranule Mean Scales with Solar Cycle Strengths and Total Solar Irradiance
Sudip Mandal , Subhamoy Chatterjee and Dipankar Banerjee, 2017ApJ