activity
20162023
most citedAstroSat detection of a mHz QPO and cyclotron line in IGR J19294+1816 during the 2019 outburst

11 citations · 38 across the 6 of their papers we have counts for

collaborators

12 papers

astro-ph.HE20231 cited

Quiet, but not silent: Uncovering quiescent state properties of two transient High Mass X-ray binaries

Gayathri Raman, Varun, Pragati Pradhan +1

We present the first set of broadband spectral and timing studies of two transient X-ray pulsars, MXB 0656-072 and MAXI J1409-619 using NuSTAR observations conducted during quiesce…

astro-ph.HE2023

NuSTAR investigation of X-ray variability and hard X-ray spectral properties in IGR J16320-4751 and IGR J16479-4514

Varun, Gayathri Raman

We present the results obtained from a comprehensive timing and spectral study of two high-mass X-ray binary sources using NuSTAR observations. These two sources, IGR J16320-4751 a…

astro-ph.HE20225 cited

Timing and spectral studies of Cen X-3 in multiple luminosity states using

Ritesh Bachhar, Gayathri Raman, Varun Bhalerao +1

We present the results of timing and spectral analysis of the HMXB pulsar, Cen X-3, with the help of observations carried out using the Large Area X-ray Proportional Counter (LAXPC…

astro-ph.HE202111 cited

AstroSat detection of a mHz QPO and cyclotron line in IGR J19294+1816 during the 2019 outburst

Gayathri Raman, Varun, Biswajit Paul +1

We present results from timing and spectral analysis of the HMXB X-ray pulsar IGR J19294+1816 observed using \asr during its recent Type-I outburst in October, 2019. AstroSat obser…

astro-ph.HE2021

A comprehensive study of 2019-2020 flare of OJ 287 using AstroSat, Swift, and NuSTAR

Raj Prince, Gayathri Raman, Rukaiya Khatoon +5

OJ 287 is a well-studied binary black hole system, that occasionally exhibits bright X-ray and optical flares. Here we present a detailed spectral study of its second brightest X-r…

astro-ph.HE20208 cited

Thermonuclear X-ray bursts detected in Cyg X-2 using AstroSat/LAXPC

Jincy Devasia, Gayathri Raman, Biswajit Paul

We report the detection of 5 Type-1 thermonuclear X-ray bursts and one burst-like event in the neutron star LMXB source, Cyg X-2 using X-ray data obtained with the Large Area X-ray…