6 papers
Machine Learning Based Identification of Solar Disk and Plages in Kodaikanal Solar Observatory Historical Suncharts
Dibya Kirti Mishra, Subhamoy Chatterjee, Bibhuti Kumar Jha +6
Kodaikanal Solar Observatory (KoSO) is one of the oldest solar observatories, possessing an archive of multi-wavelength solar observations, including white light, Ca II K, and H-al…
Insights into Chromospheric Large-Scale Flows using Nobeyama 17 GHz Radio Observations I. The Differential Rotation Profile
Srinjana Routh, Anshu Kumari, Vaibhav Pant +4
Although the differential rotation rate on the solar surface has long been studied using optical and extreme ultraviolet (EUV) observations, associating these measurements to speci…
Estimation of Polar Magnetic Fields using Ca II K Polar Network as a Proxy
Dibya Kirti Mishra, Bibhuti Kumar Jha, Theodosios Chatzistergos +3
The polar magnetic field plays a crucial role in the solar dynamo model and contributes to predicting future solar cycles. However, continuous and direct measurements of this polar…
Ca II K Polar Network Index of the Sun: A Proxy for Historical Polar Magnetic Field
Dibya Kirti Mishra, Bibhuti Kumar Jha, Theodosios Chatzistergos +4
The Sun's polar magnetic field is pivotal in understanding solar dynamo processes and forecasting future solar cycles. However, direct measurements of the polar field is only avail…
Exploring the variation in the dynamic rotation profile of the hotter solar atmosphere using mutliwavelength data
Srinjana Routh, Bibhuti Kumar Jha, Dibya Kirti Mishra +4
The global rotational profile of the solar atmosphere and its variation at different layers, although crucial for a comprehensive understanding of the dynamics of the solar magneti…
Exploring the dynamic rotational profile of the hotter solar atmosphere: A multi-wavelength approach using SDO/AIA data
Srinjana Routh, Bibhuti Kumar Jha, Dibya Kirti Mishra +4
Understanding the global rotational profile of the solar atmosphere and its variation is fundamental to uncovering a comprehensive understanding of the dynamics of the solar magnet…