SB
Souradeep Bhattacharya
astro-ph.GAastro-ph.SRastro-ph.HEastro-ph.COastro-ph.IMastro-ph.EP
On Valency
published · living versionsW_gcmbzx94·v1 · currentpublished
On the importance of medium-resolution continuum spectroscopy for JWST's extragalactic legacy
with Adam C. Carnall, Ho-Hin Leung, Struan D. Stevenson, Elizabeth Taylor +79
1 version
W_unu28bt7·v1published
W_6suw7pwb·v1published
Preprints & journals
42 papers in the corpus · 2012–2026The Great Escape of ionizing photons during Cosmic Morning2604.13267v1 · Kanak Saha, Roland Bacon, Anne Verhamme et al.2026 · 0 citationsarXiv
Galactic Archaeology with the Subaru `Ōnohi`ula Prime Focus Spectrograph Strategic Program2604.09875v4 · Masashi Chiba, Rosemary F. G. Wyse, Evan N. Kirby et al.2026 · 1 citationarXiv
Extragalactic Planetary Nebulae (xPNe). Determining Distances out to 100 Mpc and the Renaissance of the PN Luminosity Function Method2601.16893v1 · Magda Arnaboldi, Ortwin Gerhard, Martin Roth et al.2026 · 0 citationsarXiv
Extragalactic Planetary Nebulae (xPNe). Chemical evolution and assembly histories of nearby galaxies using Oxygen and Argon abundances. From the local universe to cosmic dawn2601.17106v1 · Magda Arnaboldi, Ortwin Gerhard, Martin Roth et al.2026 · 0 citationsarXiv
Extragalactic planetary nebulae -- tracers of kinematics and stellar populations out to 100 Mpc2601.11324v1 · Johanna Hartke, Magda Arnaboldi, Claudia Pulsoni et al.2026 · 0 citationsarXiv
Transformational astrophysics and exoplanet science with Habitable Worlds Observatory's High Resolution Imager2512.16416v1 · Vincent Van Eylen, Richard Massey, Saeeda Awan et al.2025 · 0 citationsarXiv
The origin of extreme N-emitters in star-forming galaxies at z$<$0.5 with DESI DR12508.11998v2 · Souradeep Bhattacharya, Chiaki Kobayashi2025 · 5 citationsarXiv
ChemZz I: Comparing Oxygen and Iron Abundance Patterns in the Milky Way, the Local Group and Cosmic Noon2507.14094v2 · Stephanie Monty, Allison L. Strom, Thomas M. Stanton et al.2025 · 2 citationsarXiv
Mass-dependent chemical enrichment sequences of SDSS star-forming galaxies out to z~0.3 revealed by direct O & Ar abundances2505.01896v2 · Souradeep Bhattacharya, Magda Arnaboldi, Chiaki Kobayashi et al.2025 · 2 citationsMon Not R Astron Soc (2026)
The AstroSat UV Deep Field South. III. Evolution of the UV Luminosity Function and Luminosity Density from z~0.8-0.42504.11787v1 · Souradeep Bhattacharya, Kanak Saha2025 · 2 citationsarXiv
Chemical signature reveals co-spatial dwarf satellite of an edge-on disc galaxy with MUSE2503.03242v2 · Devang Somawanshi, Souradeep Bhattacharya, Manish Kataria et al.2025 · 1 citationarXiv
The survey of planetary nebulae in Andromeda (M31) VII. Predictions of a major merger simulation model compared with chemodynamical data of the disc and inner halo substructures2502.00886v2 · C. Tsakonas, M. Arnaboldi, S. Bhattacharya et al.2025 · 6 citationsA&A 699, A56 (2025)
Dynamical Evolution of Four Old Galactic Open Clusters traced by their constituent stars with \textit{Gaia} DR32409.10186v1 · Shanmugha Balan, Khushboo K Rao, Kaushar Vaidya et al.2024 · 0 citationsarXiv
Unveiling galaxy chemical enrichment mechanisms out to z~8 from direct determination of O & Ar abundances from JWST/NIRSPEC spectroscopy2408.13396v2 · Souradeep Bhattacharya, Magda Arnaboldi, Ortwin Gerhard et al.2024 · 2 citationsarXiv
AstroSat UV Deep Field South -- I. Far and Near-ultraviolet Source Catalog of the GOODS South region2408.03629v1 · Kanak Saha, Soumil Maulick, Pushpak Pandey et al.2024 · 0 citationsarXiv
Understanding stellar populations in thin & thick discs of edge-on galaxies with MUSE -- I. The case of the reignited S0 galaxy ESO 544-272405.17999v1 · Devang Somawanshi, Souradeep Bhattacharya, Manish Kataria et al.2024 · 0 citationsarXiv
The AstroSat UV Deep Field North: Direct determination of the UV Luminosity Function and its evolution from z~0.8-0.42310.01903v2 · Souradeep Bhattacharya, Kanak Saha, Chayan Mondal2023 · 8 citationsarXiv
Determination of dynamical ages of open clusters through the A parameter -- II2309.02746v1 · Khushboo K. Rao, Kaushar Vaidya, Manan Agarwal et al.2023 · 12 citationsarXiv
On the /Fe bimodality of the M31 disks2309.01707v1 · Chiaki Kobayashi, Souradeep Bhattacharya, Magda Arnaboldi et al.2023 · 19 citationsarXiv
RomAndromeda: The Roman Survey of the Andromeda Halo2306.12302v1 · Arjun Dey, Joan Najita, Carrie Filion et al.2023 · 1 citationarXiv
Weighing Andromeda: Mass estimates of the M~31 galaxy2305.03293v1 · Souradeep Bhattacharya2023 · 7 citationsarXiv
The Andromeda Galaxy's Last Major Merger: Constraints from the survey of Planetary Nebulae2305.02761v2 · Souradeep Bhattacharya, Magda Arnaboldi, Ortwin Gerhard et al.2023 · 1 citationProceedings of the International Astronomical Union , Volume 18 , Symposium S377: Early Disk-Galaxy Formation from JWST to the Milky Way , December 2022 , pp. 123 - 126
The survey of planetary nebulae in Andromeda (M31) VI. Kinematics of M31 inner-halo substructures and comparison with major-merger simulation predictions2304.14151v3 · Souradeep Bhattacharya, Magda Arnaboldi, Francois Hammer et al.2023 · 18 citationsarXiv
The AstroSat UV Deep Field North: the far and near ultraviolet photometric catalog2211.16923v1 · Chayan Mondal, Kanak Saha, Souradeep Bhattacharya et al.2022 · 13 citationsarXiv
Discovery of double BSS sequences in the old Galactic open cluster Berkeley 172210.02061v2 · Khushboo K Rao, Souradeep Bhattacharya, Kaushar Vaidya et al.2022 · 12 citationsarXiv
A EDR3 search for tidal tails in disintegrating open clusters2209.08259v2 · Souradeep Bhattacharya, Khushboo K. Rao, Manan Agarwal et al.2022 · 34 citationsarXiv
The survey of planetary nebulae in Andromeda (M 31) V. Chemical enrichment of the thin and thicker discs of Andromeda. Oxygen to argon abundance ratios for planetary nebulae and H II regions2208.02328v1 · Magda Arnaboldi, Souradeep Bhattacharya, Ortwin Gerhard et al.2022 · 30 citationsA&A 666, A109 (2022)
The survey of planetary nebulae in Andromeda (M31). IV. Radial oxygen and argon abundance gradients of the thin and thicker disc2203.06428v2 · Souradeep Bhattacharya, Magda Arnaboldi, Nelson Caldwell et al.2022 · 26 citationsarXiv
The halo of M105 and its group environment as traced by planetary nebula populations: II. Using kinematics of single stars to unveil the presence of intragroup light around the Leo I galaxies NGC 3384 and M1052201.08710v1 · J. Hartke, M. Arnaboldi, O. Gerhard et al.2022 · 18 citationsA&A 663, A12 (2022)
Disentangling the neighbouring pulsars SXP 15.3 and SXP 3052201.05239v1 · Itumeleng M. Monageng, Malcolm J. Coe, Lee J. Townsend et al.2022 · 3 citationsarXiv
Tidal tails in the disintegrating open cluster NGC 7522105.06108v1 · Souradeep Bhattacharya, Manan Agarwal, Khushboo K. Rao et al.2021 · 33 citationsarXiv
Determination of dynamical ages of open clusters through the A parameter -- I2102.07409v2 · Khushboo K. Rao, Kaushar Vaidya, Manan Agarwal et al.2021 · 18 citationsarXiv
The survey of planetary nebulae in Andromeda (M31) III. Constraints from deep planetary nebula luminosity functions on the origin of the inner halo substructures in M312101.11860v1 · Souradeep Bhattacharya, Magda Arnaboldi, Ortwin Gerhard et al.2021 · 0 citationsA&A 647, A130 (2021)
ML-MOC: Machine Learning (kNN and GMM) based Membership Determination for Open Clusters2011.13622v2 · Manan Agarwal, Khushboo K. Rao, Kaushar Vaidya et al.2020 · 70 citationsarXiv
Blue Straggler Populations of Seven Open Clusters with Gaia DR22006.05189v1 · Kaushar Vaidya, Khushboo K. Rao, Manan Agarwal et al.2020 · 37 citationsarXiv
The survey of Planetary Nebulae in Andromeda (M31) II. Age-velocity dispersion relation in the disc from Planetary Nebulae1909.09724v1 · Souradeep Bhattacharya, Magda Arnaboldi, Nelson Caldwell et al.2019 · 8 citationsA&A 631, A56 (2019)
The survey of Planetary Nebulae in Andromeda (M31): I. Imaging the disk and halo with MegaCam@CFHT1903.02597v2 · Souradeep Bhattacharya, Magda Arnaboldi, Johanna Hartke et al.2019 · 6 citationsA&A 624, A132 (2019)
Star formation toward the H~II region IRAS 10427-60321803.06384v1 · Kaushar Vaidya, Souradeep Bhattacharya, Vatsal Panwar et al.2018 · 0 citationsarXiv
Chandra studies of the globular cluster 47 Tucanae: A deeper X-ray source catalogue, five new X-ray counterparts to millisecond radio pulsars, and new constraints to r-mode instability window1709.01807v1 · Souradeep Bhattacharya, Craig O. Heinke, Andrey I. Chugunov et al.2017 · 42 citations2017, MNRAS, 472, 3706
Disintegration of the Aged Open Cluster Berkeley 171611.05593v2 · Souradeep Bhattacharya, Ishan Mishra, Kaushar Vaidya et al.2016 · 16 citations2017, ApJ, 847, 138on Valency
Morphology of Open Clusters NGC 1857 and Czernik 20 using Clustering Algorithms1611.00117v1 · Souradeep Bhattacharya, Vedant Mahulkar, Samay Pandaokar et al.2016 · 23 citations2017, Astronomy and Computing, 18, 1
TeV Gamma-ray Observations of Markarian 421 using TACTIC during 2009-101202.2984v1 · P. Chandra, R.C. Rannot, K.K. Yadav et al.2012 · 13 citationsarXiv
Career total: 66 works. 42 are in this corpus.
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