activity
20242026
most citedJWST and Ground-based Observations of the Type Iax Supernovae SN 2024pxl and SN 2024vjm: Evidence for Weak Deflagration Explosions

13 citations · 15 across the 9 of their papers we have counts for

collaborators

10 papers

astro-ph.HE2026

Tomography analysis of the intermediate-luminosity Type Iax SN 2024pxl

Barnabás Barna, Mridweeka Singh, Lindsey A. Kwok +90

We present an abundance tomography analysis of SN 2024pxl, an intermediate luminosity Type Iax supernova ( mag), with the most-detailed follow-up in the Type…

astro-ph.HE2026

A Study of Two Type IIb Supernovae: SNe 2008aq and 2019gaf

Mridweeka Singh, Devendra K. Sahu, Raya Dastidar +12

We present photometric and spectroscopic studies of two core-collapse supernovae (SNe) 2008aq and 2019gaf in the optical wavelengths. Light curve and spectral sequence of both the…

astro-ph.SR2025

A tale of three cataclysmic variables with distinct superhumps

Arti Joshi, Claus Tappert, Márcio Catelan +2

We present the TESS observations of CRTS J110014.7+131552, SDSS J093537.46+161950.8, and [PK2008] HalphaJ130559. Among them, a superoutburst is observed in CRTS J110014.7+131552 wh…

astro-ph.HE2025★ 13 cited

JWST and Ground-based Observations of the Type Iax Supernovae SN 2024pxl and SN 2024vjm: Evidence for Weak Deflagration Explosions

Lindsey A. Kwok, Mridweeka Singh, Saurabh W. Jha +89

We present panchromatic optical near-infrared (NIR) mid-infrared (MIR) observations of the intermediate-luminosity Type Iax supernova (SN Iax) 2024pxl and the extremely low…

astro-ph.HE2025

Photometry and Spectroscopy of SN 2024pxl: A Luminosity Link Among Type Iax Supernovae

Mridweeka Singh, Lindsey A. Kwok, Saurabh W. Jha +90

We present extensive ultraviolet to optical photometric and optical to near-infrared (NIR) spectroscopic follow-up observations of the nearby intermediate-luminosity ($M_V = -16.81…

astro-ph.SR2025

[PK2008] HalphaJ115927 and IGR J14091-6108: Two new intermediate polars above the period gap

Arti Joshi

This study presents a detailed timing analyses of two cataclysmic variables (CVs), [PK2008] HalphaJ115927 and IGR J14091-610, utilizing the optical data from the Transiting Exoplan…

astro-ph.SR2024

The Dusty Aftermath of a Rapid Nova: V5579 Sgr

A. Raj, M. S. Bisht, F. M. Walter +10

V5579 Sgr was a fast nova discovered in 2008 April 18.784 UT. We present the optical spectroscopic observations of the nova observed from the Castanet Tolosan, SMARTS and CTIO obse…

astro-ph.SR2024

Unveiling the nature of two dwarf novae: CRTS J080846.2+313106 and V416 Dra

Arti Joshi, Márcio Catelan, Simone Scaringi +8

We present the analysis of optical photometric and spectroscopic observations of two non-magnetic cataclysmic variables, namely CRTS J080846.2+313106 and V416 Dra. CRTS J080846.2+3…

astro-ph.SR2024

Identifying reliable periods in 2MASS J09213414-5939068, IGR J16167-4957, and V667 Pup

Arti Joshi

Detailed timing analyses of three cataclysmic variables, namely 2MASS J092134145939068, IGR J161674957, and V667 Pup are carried out using the long-baseline and high-cadence…

astro-ph.HE2024★ 2 cited

SN 2020udy: A new piece of the homogeneous bright group in the diverse Iax subclass

Mridweeka Singh, Devendra K. Sahu, Barnabas Barna +23

We present optical observations and analysis of a bright type Iax SN~2020udy hosted by NGC 0812. The light curve evolution of SN~2020udy is similar to other bright Iax SNe. Analyti…