Groom, Steven

Combined from CaltechAUTHORS

• Burgaz, U. and Maguire, K., el al. (2026) ZTF SN Ia DR2 follow-up: Exploring the origin of the Type Ia supernova host galaxy step through Si II velocities; Astronomy & Astrophysics; Vol. 705; A76; 10.1051/0004-6361/202556376
• Graham, Matthew J. and McKernan, Barry, el al. (2026) An extremely luminous flare recorded from a supermassive black hole; Nature Astronomy; Vol. 10; No. 1; 154-164; 10.1038/s41550-025-02699-0
• Johansson, Joel and Perley, Daniel A., el al. (2025) Discovery of SN 2025wny: A Strongly Gravitationally Lensed Superluminous Supernova at z = 2.01; Astrophysical Journal Letters; Vol. 995; No. 1; L17; 10.3847/2041-8213/ae1d61
• Ye 叶, Quanzhi 泉志 and Kelley, Michael S. P., el al. (2025) Prediscovery Activity of New Interstellar Object 3I/ATLAS: Rapid Brightening from 6 to 4 au; Astrophysical Journal Letters; Vol. 993; No. 1; L31; 10.3847/2041-8213/ae147b
• Dhawan, S. and Mortsell, E., el al. (2025) ZTF SN Ia DR2: Cosmology-independent constraints on Type Ia supernova standardisation from supernova siblings; Astronomy & Astrophysics; Vol. 702; A190; 10.1051/0004-6361/202450392
• Bhattacharjee, Soumyadeep and Vanderbosch, Zachary P., el al. (2025) A ZTF Search for Circumstellar Debris Transits in White Dwarfs: Six New Candidates, One with Gas Disk Emission, Identified in a Novel Metric Space; Publications of the Astronomical Society of the Pacific; Vol. 137; No. 7; 074202; 10.1088/1538-3873/ade0ea
• Somalwar, Jean J. and Ravi, Vikram, el al. (2025) The First Systematically Identified Repeating Partial Tidal Disruption Event; Astrophysical Journal; Vol. 985; No. 2; 175; 10.3847/1538-4357/adcc19
• Yao, Yuhan and Chornock, Ryan, el al. (2025) A Massive Black Hole 0.8 kpc from the Host Nucleus Revealed by the Offset Tidal Disruption Event AT2024tvd; Astrophysical Journal Letters; Vol. 985; No. 2; L48; 10.3847/2041-8213/add7de
• Rehemtulla, Nabeel and Jacobson-Galán, W. V., el al. (2025) The BTSbot-nearby Discovery of SN 2024jlf: Rapid, Autonomous Follow-up Probes Interaction in an 18.5 Mpc Type IIP Supernova; Astrophysical Journal; Vol. 985; No. 2; 241; 10.3847/1538-4357/adcf1e
• Somalwar, Jean J. and Ravi, Vikram, el al. (2025) VLASS Tidal Disruption Events with Optical Flares. I. The Sample and a Comparison to Optically Selected TDEs; Astrophysical Journal; Vol. 982; No. 2; 163; 10.3847/1538-4357/adba4f
• Carreres, B. and Rosselli, D., el al. (2025) ZTF SN Ia DR2: Peculiar velocities' impact on the Hubble diagram; Astronomy and Astrophysics; Vol. 694; A8; 10.1051/0004-6361/202450389
• Ginolin, M. and Rigault, M., el al. (2025) ZTF SN Ia DR2: Colour standardisation of type Ia supernovae and its dependence on the environment; Astronomy and Astrophysics; Vol. 694; A4; 10.1051/0004-6361/202450943
• Rigault, M. and Smith, M., el al. (2025) ZTF SN Ia DR2: Overview; Astronomy and Astrophysics; Vol. 694; A1; 10.1051/0004-6361/202450388
• Terwel, Jacco H. and Maguire, Kate, el al. (2025) ZTF SN Ia DR2: Searching for late-time interaction signatures in Type Ia supernovae from the Zwicky Transient Facility; Astronomy and Astrophysics; Vol. 694; A11; 10.1051/0004-6361/202348476
• Townsend, A. and Nordin, J., el al. (2025) Candidate strongly lensed type Ia supernovae in the Zwicky Transient Facility archive; Astronomy and Astrophysics; Vol. 694; A146; 10.1051/0004-6361/202451082
• Amenouche, M. and Rosnet, P., el al. (2025) ZTF SN Ia DR2: Simulations and volume-limited sample; Astronomy and Astrophysics; Vol. 694; A3; 10.1051/0004-6361/202452134
• Ruppin, F. and Rigault, M., el al. (2025) ZTF SN Ia DR2: Impact of the galaxy cluster environment on the stretch distribution of Type Ia supernovae; Astronomy and Astrophysics; Vol. 694; A6; 10.1051/0004-6361/202450956
• Dimitriadis, G. and Burgaz, U., el al. (2025) ZTF SN Ia DR2: The diversity and relative rates of the thermonuclear supernova population; Astronomy and Astrophysics; Vol. 694; A10; 10.1051/0004-6361/202451852
• Rodriguez, Antonio C. and El-Badry, Kareem, el al. (2025) Cataclysmic Variables and AM CVn Binaries in SRG/eROSITA + Gaia: Volume Limited Samples, X-Ray Luminosity Functions, and Space Densities; Publications of the Astronomical Society of the Pacific; Vol. 137; No. 1; 014201; 10.1088/1538-3873/ada185
• Srinivasaragavan, Gokul P. and Yang, Sheng, el al. (2024) Optical and Radio Analysis of Systematically Classified Broad-lined Type Ic Supernovae from the Zwicky Transient Facility; Astrophysical Journal; Vol. 976; No. 1; 71; 10.3847/1538-4357/ad7fde
• Das, Kaustav K. and Kasliwal, Mansi M., el al. (2024) Probing Presupernova Mass Loss in Double-peaked Type Ibc Supernovae from the Zwicky Transient Facility; Astrophysical Journal; Vol. 972; No. 1; 91; 10.3847/1538-4357/ad595f
• Schulze, Steve and Fransson, Claes, el al. (2024) 1100 days in the life of the supernova 2018ibb. The best pair-instability supernova candidate, to date; Astronomy & Astrophysics; Vol. 683; A223; 10.1051/0004-6361/202346855
• Chen, Ping and Gal-Yam, Avishay, el al. (2024) A 12.4-day periodicity in a close binary system after a supernova; Nature; Vol. 625; No. 7994; 253-258; 10.1038/s41586-023-06787-x
• Sit, Tawny and Kasliwal, Mansi M., el al. (2023) Long-rising Type II Supernovae in the Zwicky Transient Facility Census of the Local Universe; Astrophysical Journal; Vol. 959; No. 2; 142; 10.3847/1538-4357/ad036f
• Bellm, Eric C. and Wang, Yuankun, el al. (2023) An Optically Discovered Outburst from XTE J1859+226; Astrophysical Journal; Vol. 956; No. 1; 21; 10.3847/1538-4357/acf37c
• Maguire, Kate and Magee, Mark R, el al. (2023) SN 2020udy: an SN Iax with strict limits on interaction consistent with a helium-star companion; Monthly Notices of the Royal Astronomical Society; Vol. 525; No. 1; 1210-1228; 10.1093/mnras/stad2316
• Kuncarayakti, H. and Sollerman, J., el al. (2023) The broad-lined Type-Ic supernova SN 2022xxf and its extraordinary two-humped light curves. I. Signatures of H/He-free interaction in the first four months; Astronomy & Astrophysics; Vol. 678; A209; 10.1051/0004-6361/202346526
• Yao, Yuhan and Ravi, Vikram, el al. (2023) Tidal Disruption Event Demographics with the Zwicky Transient Facility: Volumetric Rates, Luminosity Function, and Implications for the Local Black Hole Mass Function; Astrophysical Journal Letters; Vol. 955; No. 1; L6; 10.3847/2041-8213/acf216
• Carreres, Bastien and Bautista, Julian E., el al. (2023) Growth-rate measurement with type-Ia supernovae using ZTF survey simulations; Astronomy and Astrophysics; Vol. 674; Art. No. A197; 10.1051/0004-6361/202346173
• Stein, Robert and Reusch, Simeon, el al. (2023) Neutrino follow-up with the Zwicky Transient Facility: results from the first 24 campaigns; Monthly Notices of the Royal Astronomical Society; Vol. 521; No. 4; 5046-5063; 10.1093/mnras/stad767
• Kool, Erik C. and Johansson, Joel, el al. (2023) A radio-detected type Ia supernova with helium-rich circumstellar material; Nature; Vol. 617; No. 7961; 477-482; PMCID PMC10191849; 10.1038/s41586-023-05916-w
• Sharma, Yashvi and Sollerman, Jesper, el al. (2023) A Systematic Study of Ia-CSM Supernovae from the ZTF Bright Transient Survey; Astrophysical Journal; Vol. 948; No. 1; Art. No. 52; 10.3847/1538-4357/acbc16
• Dimitriadis, Georgios and Maguire, Kate, el al. (2023) SN 2021zny: an early flux excess combined with late-time oxygen emission suggests a double white dwarf merger event; Monthly Notices of the Royal Astronomical Society; Vol. 521; No. 1; 1162-1183; 10.1093/mnras/stad536
• Liu 刘, Chang 畅 and Miller, Adam A., el al. (2023) SN 2020jgb: A Peculiar Type Ia Supernova Triggered by a Helium-shell Detonation in a Star-forming Galaxy; Astrophysical Journal; Vol. 946; No. 2; 83; 10.3847/1538-4357/acbb5e
• Ngeow, Chow-Choong and Bhardwaj, Anupam, el al. (2023) Erratum: "Zwicky Transient Facility and Globular Clusters: The Period–Luminosity and Period–Wesenheit Relations for Anomalous Cepheids Supplemented with Large Magellanic Cloud Sample" (2022, AJ, 164, 191); Astronomical Journal; Vol. 165; No. 4; Art. No. 185; 10.3847/1538-3881/acc332
• Hammerstein, Erica and van Velzen, Sjoert, el al. (2023) The Final Season Reimagined: 30 Tidal Disruption Events from the ZTF-I Survey; Astrophysical Journal; Vol. 942; No. 1; 9; 10.3847/1538-4357/aca283
• Ngeow, Chow-Choong and Bhardwaj, Anupam, el al. (2022) Zwicky Transient Facility and Globular Clusters: The Period–Luminosity and Period-Wesenheit Relations for Anomalous Cepheids Supplemented with Large Magellanic Cloud Sample; Astronomical Journal; Vol. 164; No. 5; Art. No. 191; 10.3847/1538-3881/ac8df2
• Burdge, Kevin B. and El-Badry, Kareem, el al. (2022) A dense 0.1-solar-mass star in a 51-minute-orbital-period eclipsing binary; Nature; Vol. 610; No. 7932; 467-471; 10.1038/s41586-022-05195-x
• Kangas, T. and Yan, Lin, el al. (2022) The Zwicky Transient Facility phase I sample of hydrogen-rich superluminous supernovae without strong narrow emission lines; Monthly Notices of the Royal Astronomical Society; Vol. 516; No. 1; 1193-1218; 10.1093/mnras/stac2218
• Ip, Wing-Huen and Masci, Frank J., el al. (2022) Discovery of the First Known Asteroid Confined within the Orbit of Venus; Astrophysical Journal Letters; Vol. 935; No. 1; Art. No. L6; 10.3847/2041-8213/ac8470
• Ngeow, Chow-Choong and Bhardwaj, Anupam, el al. (2022) Zwicky Transient Facility and Globular Clusters: The RR Lyrae gri-band Period–Luminosity–Metallicity and Period–Wesenheit–Metallicity Relations; Astronomical Journal; Vol. 163; No. 5; Art. No. 239; 10.3847/1538-3881/ac617e
• Stein, Robert and Reusch, Simeon, el al. (2022) Neutrino follow-up with the Zwicky Transient Facility: Results from the first 24 campaigns; 10.48550/arXiv.2203.17135
• Hammerstein, Erica and van Velzen, Sjoert, el al. (2022) The Final Season Reimagined: 30 Tidal Disruption Events from the ZTF-I Survey; 10.48550/arXiv.2203.01461
• Mróz, Przemek and Otarola, Angel, el al. (2022) Impact of the SpaceX Starlink Satellites on the Zwicky Transient Facility Survey Observations; Astrophysical Journal Letters; Vol. 924; No. 2; Art. No. L30; 10.3847/2041-8213/ac470a
• Graham, Matthew J. and Kulkarni, S. R., el al. (2019) The Zwicky Transient Facility: Science Objectives; Publications of the Astronomical Society of the Pacific; Vol. 131; No. 1001; Art. No. 078001; 10.1088/1538-3873/ab006c
• Ye, Quanzhi and Kelley, Michael S. P., el al. (2019) Multiple Outbursts of Asteroid (6478) Gault; Astrophysical Journal Letters; Vol. 874; No. 2; Art. No. L16; 10.3847/2041-8213/ab0f3c
• Bellm, Eric C. and Kulkarni, Shrinivas R., el al. (2019) The Zwicky Transient Facility: System Overview, Performance, and First Results; Publications of the Astronomical Society of the Pacific; Vol. 131; No. 995; Art. No. 018002; 10.1088/1538-3873/aaecbe