NK
Nitya Kallivayalil
astro-ph.GAastro-ph.COastro-ph.SRastro-ph.IMastro-phastro-ph.EPastro-ph.HEcs.LGDark matter haloesGalaxy evolution
On Valency
published · living versionsW_gkxhbc4a·v1 · currentpublished
Target Selection and Sample Characterization for the DESI LOW-Z Secondary Target Program
with Elise Darragh-Ford, John F. Wu, Yao-Yuan Mao, Risa H. Wechsler +37
1 version
W_5awtb63e·v1published
Preprints & journals
101 papers in the corpus · 2005–2026Spectroscopic Confirmation of the Milky Way Satellites Boötes V and Leo Minor I and the LMC Satellite DELVE 2: Three Small Ultra-Faint Dwarf Galaxies2610.07182v1 · W. Cerny, M. Geha, J. D. Simon et al.2026 · 0 citationsarXiv
Discovery, Characterization, and Potential Origins of a Stream in the Stellar Halo of Nearby LMC-Mass Galaxy NGC 552609.22071v1 · Benjamin N. Velguth, Burcin Mutlu-Pakdil, Erik Tollerud et al.2026 · 0 citationsarXiv
From observing strategies to velocity dispersion bias: forward modeling unresolved binaries in ultra-faint dwarf galaxies2609.19407v1 · Xiaowei Ou, Andrew B. Pace, Nitya Kallivayalil et al.2026 · 0 citationsarXiv
Constraining the shape of dark matter haloes using only starlight II. Tests of the technique with objects of known gravitational potential2607.27001v1 · Jorge Sanchez Almeida, Angel R. Plastino, Sergio Guerra Arencibia et al.2026 · 0 citationsarXiv
Deep Imaging of Grus II and Horologium II: Structure and Extent of Two Ultra-Faint Milky Way Satellites2606.25058v1 · Deepthi S. Prabhu, David J. Sand, Anirudh Chiti et al.2026 · 0 citationsarXiv
Reconstructing the orbits of Milky Way dwarf galaxies: A Large Magellanic Cloud perspective2606.13787v2 · Alberto Manuel Mart'inez-Garc'ia, Andr'es del Pino, Roeland P. van der Marel et al.2026 · 0 citationsarXiv
Discovery and Spectroscopic Characterization of a Distant, Compact Milky Way Satellite in Gemini2606.09975v1 · K. Overdeck, W. Cerny, C. Y. Tan et al.2026 · 0 citationsarXiv
The DECam MAGIC Survey Mapping the Ancient Galaxy in CaHK: Overview and Summary of Early Science2605.26581v1 · A. Chiti, A. Drlica-Wagner, A. B. Pace et al.2026 · 1 citationarXiv
Hubble Astrometry for the Local Group and Beyond in the 2030s2605.24191v1 · S. Tony Sohn, Paul Bennet, Kevin Andrew McKinnon et al.2026 · 0 citationsarXiv
Probing the IMF in the Early Universe -- Direct measurements in the Boötes I UFD with JWST/NIRCam2605.15069v2 · Keyi Ding, Mario Gennaro, Roberto J. Avila et al.2026 · 0 citationsKeyi Ding et al 2026 ApJ 1009 94
The JWST Resolved Stellar Populations Early Release Science Program. IX. The RR Lyrae Population in WLM with HST and JWST2602.21205v1 · Catherine M. Slaughter, Evan D. Skillman, Alessandro Savino et al.2026 · 0 citationsarXiv
A Path to an All-Sky Survey with Roman2602.21280v1 · Jiwon Jesse Han, Anirudh Chiti, Kai-Feng Chen et al.2026 · 0 citationsarXiv
The DECam MAGIC Survey: Uncovering the Tidal Tails of the Crater II Dwarf Galaxy2602.21283v2 · Kaia R. Atzberger, Andrew B. Pace, Nitya Kallivayalil et al.2026 · 0 citationsarXiv
Willman 1 Revisited: The Kinematics, Chemistry, and Orbital Properties of a Potentially-Disrupting Dwarf Galaxy2602.20272v2 · Camille Chiu, Marla Geha, William Cerny et al.2026 · 0 citationsThe Astrophysical Journal, Volume 1002, Issue 1, id.55, 18 pp. (2026)
The orbital dynamics of the LMC and SMC about the Milky Way.42819339 · Besla, Gurtina, Kallivayalil, Nitya2026 · 0 citationsThe astronomy and astrophysics review. 2026;34(1):6
TiNy Titans HI: Discovering Satellites via HI Gas in an Isolated, Compact Group of Dwarf Galaxies2512.09174v1 · Sabrina Stierwalt, Nicholas Luber, Zelie Goldberg Little et al.2025 · 0 citationsarXiv
A Galactic Transformation -- Understanding the SMC's Structural and Kinematic Disequilibrium2512.06075v3 · Himansh Rathore (U. Arizona), Gurtina Besla (U. Arizona), Roeland P. van der Marel (STSci) et al.2025 · 5 citationsarXiv
The DREAMS Project: Disentangling the Impact of Halo-to-Halo Variance and Baryonic Feedback on Milky Way Dark Matter Speed Distributions2512.04157v1 · Ethan Lilie, Jonah C. Rose, Mariangela Lisanti et al.2025 · 3 citationsarXiv
The DREAMS Project: Disentangling the Impact of Halo-to-Halo Variance and Baryonic Feedback on Milky Way Dark Matter Density Profiles2512.03132v2 · Alex M. Garcia, Jonah C. Rose, Paul Torrey et al.2025 · 1 citationarXiv
The DREAMS Project: Disentangling the Impact of Halo-to-Halo Variance and Baryonic Feedback on Milky Way Satellite Galaxies2512.02095v1 · Jonah C. Rose, Mariangela Lisanti, Paul Torrey et al.2025 · 0 citationsarXiv
The DREAMS Project: A New Suite of 1,024 Simulations to Contextualize the Milky Way and Assess Physics Uncertainties2512.00148v1 · Jonah C. Rose, Mariangela Lisanti, Paul Torrey et al.2025 · 0 citationsarXiv
Linking Warm Dark Matter to Merger Tree Histories via Deep Learning Networks2511.05367v1 · Ilem Leisher, Paul Torrey, Alex M. Garcia et al.2025 · 0 citationsarXiv
The Proper Motion of Draco II with HST using Multiple Reference Frames and Methodologies2510.24849v1 · Jack T. Warfield, Kevin A. McKinnon, Sangmo Tony Sohn et al.2025 · 1 citationarXiv
A Unified Framework Connecting Chemical Enrichment to Resolved Star Formation Histories with Applications to Local Group Dwarf Irregulars2510.21707v2 · Christopher T. Garling, Alex M. Garcia, Niusha Ahvazi et al.2025 · 0 citationsarXiv
The SAGA Survey. VI. The Size-Mass Relation for Low-Mass Galaxies Across Environments2509.25335v1 · Yasmeen Asali, Marla Geha, Erin Kado-Fong et al.2025 · 5 citationsarXiv
SAGAbg III: Environmental Stellar Mass Functions, Self-Quenching, and the Stellar-to-Halo Mass Relation in the Dwarf Galaxy Regime2509.20444v2 · Erin Kado-Fong, Yao-Yuan Mao, Yasmeen Asali et al.2025 · 6 citationsarXiv
Wide binaries in an ultra-faint dwarf galaxy: discovery, population modeling, and a nail in the coffin of primordial black hole dark matter2509.04555v2 · Cheyanne Shariat, Kareem El-Badry, Mario Gennaro et al.2025 · 8 citationsarXiv
A second-generation star in a relic dwarf galaxy2508.04053v2 · Anirudh Chiti, Vinicius M. Placco, Andrew B. Pace et al.2025 · 4 citationsarXiv
Spectroscopic Analysis of Pictor II: a very low metallicity ultra-faint dwarf galaxy bound to the Large Magellanic Cloud2506.21841v2 · A. B. Pace, T. S. Li, A. P. Ji et al.2025 · 9 citationsarXiv
The HST Legacy Archival Uniform Reduction of Local Group Imaging (LAURELIN). I. Photometry and Star Formation Histories for 36 Ultra-faint Dwarf Galaxies2505.18252v2 · Meredith J. Durbin, Yumi Choi, Alessandro Savino et al.2025 · 14 citationsarXiv
The NGC3109 Satellite System: The First Systematic Resolved Search for Dwarf Galaxies Around a SMC-mass Host2505.05570v1 · Amandine Doliva-Dolinsky, Burcin Mutlu-Pakdil, Denija Crnojevi'c et al.2025 · 0 citationsarXiv
DELVE-DEEP Survey: The Faint Satellite System of NGC 552504.18645v2 · Jonah Medoff, Burcin Mutlu-Pakdil, Jeffrey L. Carlin et al.2025 · 5 citationsApJ 990, 108 (2025)
The DECam MAGIC Survey: A Wide-field Photometric Metallicity Study of the Sculptor Dwarf Spheroidal Galaxy2504.03593v2 · Fabr'icia O. Barbosa, Anirudh Chiti, Guilherme Limberg et al.2025 · 5 citationsarXiv
Constraints on asteroid-mass primordial black holes in dwarf galaxies using Hubble Space Telescope photometry2503.03352v2 · Nicolas Esser, Carrie Filion, Sven De Rijcke et al.2025 · 8 citationsA&A 698, A290 (2025)
The JWST Resolved Stellar Populations Early Release Science Program. VIII. The Spatially Resolved Star Formation History of WLM2502.13887v1 · Roger E. Cohen, Kristen B. W. McQuinn, Alessandro Savino et al.2025 · 9 citationsarXiv
The Hubble Space Telescope Survey of M31 Satellite Galaxies IV. Survey Overview and Lifetime Star Formation Histories2501.13152v1 · A. Savino, D. R. Weisz, A. E. Dolphin et al.2025 · 21 citationsarXiv
How Many Bursts Does it Take to Form a Core at the Center of a Galaxy?2412.09566v3 · Olivia Mostow, Paul Torrey, Jonah C. Rose et al.2024 · 2 citationsarXiv
Understanding Stellar Mass-Metallicity and Size Relations in Simulated Ultra-Faint Dwarf Galaxies2411.14683v2 · Minsung Go, Myoungwon Jeon, Yumi Choi et al.2024 · 4 citationsApJ 986, 214 (2025)
SAGAbg II: the Low-Mass Star-Forming Sequence Evolves Significantly Between 0.05<z<0.212409.12221v1 · Erin Kado-Fong, Marla Geha, Yao-Yuan Mao et al.2024 · 3 citationsarXiv
How DREAMS are made: Emulating Satellite Galaxy and Subhalo Populations with Diffusion Models and Point Clouds2409.02980v1 · Tri Nguyen, Francisco Villaescusa-Navarro, Siddharth Mishra-Sharma et al.2024 · 4 citationsarXiv
Measuring Resolved Star Formation Histories from High-Precision Color-Magnitude Diagrams with StarFormationHistories.jl2407.19534v2 · Christopher T. Garling, Nitya Kallivayalil, Kristen B. W. McQuinn et al.2024 · 6 citationsThe Astrophysical Journal Supplement Series, Volume 277, Issue 2, id.61, 2025
The JWST Resolved Stellar Populations Early Release Science Program VII. Stress Testing the NIRCam Exposure Time Calculator2405.17547v1 · A. Savino, M. Gennaro, A. E. Dolphin et al.2024 · 5 citationsarXiv
Introducing the DREAMS Project: DaRk mattEr and Astrophysics with Machine learning and Simulations2405.00766v1 · Jonah C. Rose, Paul Torrey, Francisco Villaescusa-Navarro et al.2024 · 22 citationsarXiv
The SAGA Survey. III. A Census of 101 Satellite Systems around Milky Way-mass Galaxies2404.14498v3 · Yao-Yuan Mao, Marla Geha, Risa H. Wechsler et al.2024 · 49 citationsAstrophysical Journal 976 (2024) 117
The SAGA Survey. IV. The Star Formation Properties of 101 Satellite Systems around Milky Way-mass Galaxies2404.14499v2 · Marla Geha, Yao-Yuan Mao, Risa H. Wechsler et al.2024 · 30 citationsAstrophysical Journal 976 (2024) 118
The SAGA Survey. V. Modeling Satellite Systems around Milky Way-mass Galaxies with Updated UniverseMachine2404.14500v3 · Yunchong Wang, Ethan O. Nadler, Yao-Yuan Mao et al.2024 · 18 citationsThe Astrophysical Journal, Volume 976, Number 1, 119, 2024
The Low-Mass Stellar Initial Mass Function in Nearby Ultrafaint Dwarf Galaxies2404.11571v2 · Carrie Filion, Rosemary F.G. Wyse, Hannah Richstein et al.2024 · 7 citationsApJ, 967, 165 (2024)
Deep Hubble Space Telescope Photometry of LMC and Milky Way Ultra-Faint Dwarfs: A careful look into the magnitude-size relation2402.08731v1 · Hannah Richstein, Nitya Kallivayalil, Joshua D. Simon et al.2024 · 0 citationsarXiv
The JWST Resolved Stellar Populations Early Release Science Program V. DOLPHOT Stellar Photometry for NIRCam and NIRISS2402.03504v1 · Daniel R. Weisz, Andrew E. Dolphin, Alessandro Savino et al.2024 · 46 citationsarXiv
Can we constrain warm dark matter masses with individual galaxies?2401.17940v1 · Shurui Lin, Francisco Villaescusa-Navarro, Jonah Rose et al.2024 · 4 citationsarXiv
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