ML
Michael Lundquist
astro-ph.HEastro-ph.SRastro-ph.GAastro-ph.IMastro-ph.EP
On Valency
published · living versionsW_6uzswvyu·v1 · currentpublished
VLT and Keck recovery and characterisation of 2025 SC: linking 'Ayló'chaxnim and Atira asteroids
with Bryce T. Bolin, Leo Y. Alcorn, Davide Farnocchia, Marco Delbo +7
1 version
Preprints & journals
60 papers in the corpus · 2011–2026LSST and Keck characterization of outer Main Belt comet P/2026 N22610.22354v1 · Bryce Bolin, Leo Alcorn, Max Brodheim et al.2026 · 0 citationsarXiv
A JWST/MIRI Study of Dust in a Sample of Normal Type IIP Core Collapse Supernovae2608.16979v1 · Bhagya M. Subrayan, David J. Sand, Olivia Culbert et al.2026 · 0 citationsarXiv
No Evidence for Nearby Circumstellar Material in the Type Ia Supernova 2025rbs2608.13655v1 · Aravind P. Ravi, Griffin Hosseinzadeh, Stefano Valenti et al.2026 · 0 citationsarXiv
Evidence for Asymmetric Ejecta and Circumstellar Material in SN 2023ixf Inferred from Extensive Nebular-phase Observations2607.02859v1 · Brian Hsu, Nathan Smith, K. Azalee Bostroem et al.2026 · 0 citationsarXiv
SN 2023rve: A Type II Supernova with No Nebular Oxygen2606.30979v3 · Melissa Rosowsky, Stefano Valenti, Aravind P. Ravi et al.2026 · 0 citationsarXiv
JWST observations of SN 2024abup: First Detection of CO in a broad-lined Type Ic Supernova and Constraints on r-process Nucleosynthesis2606.28561v1 · Manisha Shrestha, Lindsey A. Kwok, David J. Sand et al.2026 · 0 citationsarXiv
First Results from the LSST Shadow Survey: The Restless Luminous Blue Variable AT2017des in the Virgo-Cluster Galaxy, NGC45322606.23784v1 · Conor L. Ransome, Bhagya M. Subrayan, David J. Sand et al.2026 · 0 citationsarXiv
The Eye of Sauron in SN 2025ngs: a Short-plateau Cousin of SN 1998S with Evidence for a Ring-like Circumstellar Medium2605.05380v1 · Conor L. Ransome, David J. Sand, K. Azalee Bostroem et al.2026 · 0 citationsarXiv
Las Cumbres Observatory Gravitational-Wave Follow-up in the Third and Fourth Observing Runs: Strengths and Weaknesses of a Rapid Response Galaxy Targeted Strategy2604.15129v2 · Ido Keinan, Iair Arcavi, D. Andrew Howell et al.2026 · 0 citationsThe Astrophysical Journal, Volume 1004 (2026), Number 2
SN 2023zcu: A Type IIP SN with Early Flash Features2601.14830v1 · Monalisa Dubey, Kuntal Misra, G'eza Csornyei et al.2026 · 1 citationarXiv
SN 2024abfl: A Flat-Plateau, Low-Luminosity Type IIP Supernova with Early CSM Interaction2601.02638v1 · Madison Gerard, Jennifer E. Andrews, Geoffrey C. Clayton et al.2026 · 0 citationsarXiv
The Double-Peaked Calcium-Strong SN 2025coe: Progenitor Constraints from Early Interaction and Ejecta Asymmetries2601.00415v2 · Aravind P. Ravi, Sahana Kumar, Raphael Baer-Way et al.2026 · 2 citationsarXiv
Spectral Diversity in Type Ibn Supernovae and the Large Host Offset of SN2024acyl2511.03926v2 · Yize Dong, V. Ashley Villar, Anya Nugent et al.2025 · 0 citationsarXiv
Optimizing Kilonova Searches: A Case Study of the Type IIb SN 2025ulz in the Localization Volume of the Low-Significance Gravitational Wave Event S250818k2510.17104v2 · Noah Franz, Bhagya Subrayan, Charles D. Kilpatrick et al.2025 · 10 citationsarXiv
SN 2019hnl: A Type IIP Supernova with a Partially Stripped, Low Mass Progenitor2509.03732v1 · Aidan Martas, Stefano Valenti, Aravind P. Ravi et al.2025 · 0 citationsarXiv
Late-time Hubble Space Telescope Ultraviolet Spectra of SN 2023ixf and SN 2024ggi Show Ongoing Interaction with Circumstellar Material2508.11756v1 · K. Azalee Bostroem, Stefano Valenti, David J. Sand et al.2025 · 1 citationarXiv
Mid-Infrared Dust Evolution and Late-time Circumstellar Medium Interaction in SN 2017eaw2507.00125v2 · Jeniveve Pearson, Bhagya Subrayan, David J. Sand et al.2025 · 5 citationsarXiv
Luminous Type II Short-Plateau SN 2023ufx: Asymmetric Explosion of a Partially-Stripped Massive Progenitor2411.02493v1 · Aravind P. Ravi, Stefano Valenti, Yize Dong et al.2024 · 12 citationsApJ 982 12 (2025)
Asymmetries and Circumstellar Interaction in the Type II SN 2024bch2411.02497v2 · Jennifer E. Andrews, Manisha Shrestha, K. Azalee Bostroem et al.2024 · 13 citationsarXiv
Spectropolarimetry of SN 2023ixf reveals both circumstellar material and helium core to be aspherical2410.08199v2 · Manisha Shrestha, Sabrina DeSoto, David J. Sand et al.2024 · 1 citationarXiv
Circumstellar Interaction in the Ultraviolet Spectra of SN 2023ixf 14-66 Days After Explosion2408.03993v2 · K. Azalee Bostroem, David J. Sand, Luc Dessart et al.2024 · 22 citationsarXiv
A study in scarlet -- I. Photometric properties of a sample of Intermediate Luminosity Red Transients2407.21671v1 · G. Valerin, A. Pastorello, A. Reguitti et al.2024 · 8 citationsA&A 695, A42 (2025)
A study in scarlet -- II. Spectroscopic properties of a sample of Intermediate Luminosity Red Transients2407.21733v1 · G. Valerin, A. Pastorello, E. Mason et al.2024 · 6 citationsA&A 695, A43 (2025)
Extended Shock Breakout and Early Circumstellar Interaction in SN 2024ggi2405.18490v2 · Manisha Shrestha, K. Azalee Bostroem, David J. Sand et al.2024 · 46 citationsarXiv
SN2023fyq: A Type Ibn Supernova With Long-standing Precursor Activity Due to Binary Interaction2405.04583v2 · Yize Dong, Daichi Tsuna, Stefano Valenti et al.2024 · 19 citationsarXiv
JWST NIRSpec+MIRI Observations of the nearby Type IIP supernova 2022acko2401.14474v1 · M. Shahbandeh, C. Ashall, P. Hoeflich et al.2024 · 0 citationsarXiv
Circumstellar interaction signatures in the low luminosity type II SN 2021gmj2401.04027v2 · Nicolas Meza-Retamal, Yize Dong, K. Azalee Bostroem et al.2024 · 20 citationsarXiv
SN 2022jox: An extraordinarily ordinary Type II SN with Flash Spectroscopy2310.16092v2 · Jennifer E. Andrews, Jeniveve Pearson, Griffin Hosseinzadeh et al.2023 · 22 citationsarXiv
JWST MIRI/MRS Observations and Spectral Models of the Under-luminous Type Ia Supernova 2022xkq2310.09153v2 · J. M. DerKacy, C. Ashall, P. Hoeflich et al.2023 · 0 citationsarXiv
SAGUARO: Time-domain Infrastructure for the Fourth Gravitational-wave Observing Run and Beyond2310.08624v3 · Griffin Hosseinzadeh, Kerry Paterson, Jillian C. Rastinejad et al.2023 · 10 citationsThe Astrophysical Journal, 964:35 (18pp), 2024 March 20
Evidence of weak circumstellar medium interaction in the Type II SN 2023axu2310.00162v1 · Manisha Shrestha, Jeniveve Pearson, Samuel Wyatt et al.2023 · 25 citationsarXiv
Characterizing the Rapid Hydrogen Disappearance in SN2022crv: Evidence of a Continuum between Type Ib and IIb Supernova Properties2309.09433v2 · Yize Dong, Stefano Valenti, Chris Ashall et al.2023 · 16 citationsApJ 974 316 (2024)
Strong Carbon Features and a Red Early Color in the Underluminous Type Ia SN 2022xkq2309.10054v2 · Jeniveve Pearson, David J. Sand, Peter Lundqvist et al.2023 · 11 citationsarXiv
A comprehensive optical search for pre-explosion outbursts from the quiescent progenitor of SN~2023ixf2307.02539v1 · Yize Dong, David J. Sand, Stefano Valenti et al.2023 · 35 citationsarXiv
Early Spectroscopy and Dense Circumstellar Medium Interaction in SN 2023ixf2306.10119v2 · K. Azalee Bostroem, Jeniveve Pearson, Manisha Shrestha et al.2023 · 91 citationsThe Astrophysical Journal Letters, Volume 956, Issue 1, id.L5, 17 pp., Oct 2023
A Luminous Red Supergiant and Dusty Long-period Variable Progenitor for SN 2023ixf2306.08678v2 · Jacob E. Jencson (1, Jeniveve Pearson, Emma R. Beasor et al.2023 · 83 citationsApJL 952 (2023) L30
Shock Cooling and Possible Precursor Emission in the Early Light Curve of the Type II SN 2023ixf2306.06097v4 · Griffin Hosseinzadeh, Joseph Farah, Manisha Shrestha et al.2023 · 80 citationsThe Astrophysical Journal Letters, 953:L16 (9pp), 2023 August 10
The Early Light Curve of SN 2023bee: Constraining Type Ia Supernova Progenitors the Apian Way2305.03071v2 · Griffin Hosseinzadeh, David J. Sand, Sumit K. Sarbadhicary et al.2023 · 18 citationsThe Astrophysical Journal Letters, 953:L15 (12pp), 2023 August 10
SN 2022acko: the First Early Far-Ultraviolet Spectra of a Type IIP Supernova2305.01654v2 · K. Azalee Bostroem, Luc Dessart, D. John Hillier et al.2023 · 25 citationsThe Astrophysical Journal Letters, Volume 953, Issue 2, id.L18, 18 pp., August 2023
Limit on Supernova Emission in the Brightest Gamma-ray Burst, GRB 221009A2302.03829v2 · Manisha Shrestha, David J. Sand, Kate D. Alexander et al.2023 · 27 citationsarXiv
Identifying the SN 2022acko progenitor with JWST2302.00274v2 · Schuyler D. Van Dyk, K. Azalee Bostroem, WeiKang Zheng et al.2023 · 23 citationsarXiv
Publisher Correction: A very luminous jet from the disruption of a star by a massive black hole.36624296 · Andreoni, Igor, Coughlin, Michael W, Perley, Daniel A et al.2023 · 3 citationsNature. 2023;613(7945):E6
A very luminous jet from the disruption of a star by a massive black hole.36450988 · Andreoni, Igor, Coughlin, Michael W, Perley, Daniel A et al.2023 · 132 citationsNature. 2022;612(7940):430-434
Circumstellar Medium Interaction in SN 2018lab, A Low-Luminosity II-P Supernova observed with TESS2208.14455v2 · Jeniveve Pearson, Griffin Hosseinzadeh, David J. Sand et al.2022 · 32 citationsarXiv
Panchromatic evolution of three luminous red novae: Forbidden hugs in pandemic times -- IV2208.02782v2 · A. Pastorello, G. Valerin, M. Fraser et al.2022 · 17 citationsA&A 671, A158 (2023)
Early Lightcurves of Type Ia Supernovae are Consistent with Nondegenerate Progenitor Companions2207.07681v1 · J. Burke, D. A. Howell, D. J. Sand et al.2022 · 9 citationsarXiv
SN 2016dsg: A Thermonuclear Explosion Involving A Thick Helium Shell2206.07065v1 · Yize Dong, Stefano Valenti, Abigail Polin et al.2022 · 16 citationsarXiv
High Cadence TESS and ground-based data of SN 2019esa, the less energetic sibling of SN 2006gy2205.12279v1 · Jennifer E. Andrews, Jeniveve Pearson, M. J. Lundquist et al.2022 · 3 citationsarXiv
Constraining the Progenitor System of the Type Ia Supernova 2021aefx2205.02236v2 · Griffin Hosseinzadeh, David J. Sand, Peter Lundqvist et al.2022 · 38 citationsThe Astrophysical Journal Letters, 933:L45 (14pp), 2022 July 10
Weak Mass Loss from the Red Supergiant Progenitor of the Type II SN 2021yja2203.08155v2 · Griffin Hosseinzadeh, Charles D. Kilpatrick, Yize Dong et al.2022 · 47 citationsThe Astrophysical Journal, 935:31 (23pp), 2022 August 10
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