Prospects of solar magnetometry—from ground and in space

L Kleint, A Gandorfer - Space Science Reviews, 2017 - Springer
In this review we present an overview of observing facilities for solar research, which are
planned or will come to operation in near future. We concentrate on facilities, which harbor …

Calibration and Performance of the Full-Disk Vector MagnetoGraph (FMG) on Board the Advanced Space-Based Solar Observatory (ASO-S)

X Bai, Y Deng, H Zhang, J Yang, F Li, J Su, S Liu… - Solar Physics, 2024 - Springer
We present the ground calibration and on-orbit performance of the Full-disk vector
MagnetoGraph (FMG) payload on board the Advanced Space-Based Solar Observatory …

Sustained heating of the chromosphere and transition region over a sunspot light bridge

RE Louis, SK Mathew, AR Bayanna… - The Astrophysical …, 2023 - iopscience.iop.org
Sunspot light bridges (LBs) exhibit a wide range of short-lived phenomena in the
chromosphere and transition region. In contrast, we use here data from the Multi-Application …

A study of the propagation of magnetoacoustic waves in small-scale magnetic fields using solar photospheric and chromospheric Dopplergrams: HMI/SDO and MAST …

H Kumar, B Kumar, SP Rajaguru, SK Mathew… - Journal of Atmospheric …, 2023 - Elsevier
In this work, we present a study of the propagation of low-frequency magneto-acoustic
waves into the solar chromosphere within small-scale inclined magnetic fields over a quiet …

Investigation of phase shift and travel time of acoustic waves in the lower solar atmosphere using multiheight velocities

H Kumar, B Kumar, SK Mathew… - The Astrophysical …, 2024 - iopscience.iop.org
We report and discuss the phase shift and phase travel time of low-frequency (ν< 5.0 mHz)
acoustic waves estimated within the photosphere and photosphere–chromosphere interface …

Umbral flashes and their association with running penumbral waves: a study using MAST Ca ii 8542 Å narrow-band observations

SK Dubey, SK Mathew… - Monthly Notices of the …, 2024 - academic.oup.com
Umbral flashes (UFs) are one of the most dynamic phenomena observed in the sunspot
umbra at the chromospheric heights. In this paper, we present spectroscopic observations of …

Imaging spectropolarimeter for the multi-application solar telescope at Udaipur solar observatory: characterization of polarimeter and preliminary observations

AR Tiwary, SK Mathew, AR Bayanna… - Solar Physics, 2017 - Springer
Abstract The Multi-Application Solar Telescope (MAST) is a 50 cm off-axis Gregorian
telescope that has recently become operational at the Udaipur Solar Observatory (USO). An …

First observations from the Multi-Application Solar Telescope (MAST) narrow-band imager

SK Mathew, AR Bayanna, AR Tiwary, R Bireddy… - Solar Physics, 2017 - Springer
Abstract The Multi-Application Solar Telescope is a 50 cm off-axis Gregorian telescope
recently installed at the Udaipur Solar Observatory, India. In order to obtain near …

Long-term evolution of the Sun's magnetic field during cycles 15–19 based on their proxies from kodaikanal solar observatory

AV Mordvinov, BB Karak, D Banerjee… - The Astrophysical …, 2020 - iopscience.iop.org
The regular observation of the solar magnetic field is available only for about the last five
cycles. Thus, to understand the origin of the variation of the solar magnetic field, it is …

The multi application solar telescope

P Venkatakrishnan, SK Mathew, N Srivastava… - Current Science, 2017 - JSTOR
Multi Application Solar Telescope (MAST), a telescope for the detailed study of solar activity,
was operationalized at the Udaipur Solar Observatory (USO) of Physical Research …