VK
V. V. Kouprianov
astro-ph.HEastro-ph.SRastro-ph.EPastro-ph.GAastro-ph.IMastro-ph.COgr-qchep-phphysics.ed-ph
On Valency
published · living versionsW_kyhs4eqq·v1 · currentpublished
Constraining the period of the ringed secondary companion to the young star J1407 with photographic plates
with R. T. Mentel, M. A. Kenworthy, D. A. Cameron, E. L. Scott +11
1 version
Preprints & journals
69 papers in the corpus · 2012–2026The October 2022 flare in OJ 287 and the mass of its primary black hole2609.04998v1 · Mauri J. Valtonen, Staszek Zola, Manpreet Singh et al.2026 · 0 citationsarXiv
Early interaction signatures and an extended plateau phase in Type II SN 2020aze2605.06313v1 · B. Ailawadhi, R. Dastidar, K. Misra et al.2026 · 0 citationsarXiv
SN 2023zcu: A Type IIP SN with Early Flash Features2601.14830v1 · Monalisa Dubey, Kuntal Misra, G'eza Csornyei et al.2026 · 1 citationarXiv
Constraining the size, shape, and albedo of the large Trans-Neptunian Object (28978) Ixion with multi-chord stellar occultations2601.09639v1 · Y. Kilic, F. Braga-Ribas, C. L. Pereira et al.2026 · 2 citationsarXiv
An Extreme Scattering Event Toward PSR J2313+42532510.24962v2 · Zachary C. Zelensky, Jacob E. Turner, Juan G. Lebron Medina et al.2025 · 0 citationsarXiv
Identifying the secondary jet in the RadioAstron image of OJ~2872510.06744v1 · Mauri J. Valtonen, Lankeswar Dey, Staszek Zola et al.2025 · 5 citationsThe Astrophysical Journal, October 9, 2025
Early Shock-Cooling Observations and Progenitor Constraints of Type IIb SN 2024uwq2505.02908v1 · Bhagya M. Subrayan, David J. Sand, K. Azalee Bostroem et al.2025 · 0 citationsarXiv
MASTER OT J030227.28+191754.5: an unprecedentedly energetic dwarf nova outburst2408.13783v1 · Yusuke Tampo, Taichi Kato, Keisuke Isogai et al.2024 · 5 citationsarXiv
A Statistical Analysis of Crab Pulsar Giant Pulse Rates2407.15996v1 · Graham M. Doskoch, Andrea Basuroski, Kriisa Halley et al.2024 · 2 citationsarXiv
The Pulsar Science Collaboratory: Multi-Epoch Scintillation Studies of Pulsars2405.19434v3 · Jacob E. Turner, Juan G. Lebron Medina, Zachary Zelensky et al.2024 · 3 citationsarXiv
Evidence of jet activity from the secondary black hole in the OJ287 binary system2405.08627v1 · Mauri J. Valtonen, Staszek Zola, Alok C. Gupta et al.2024 · 17 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
Accretion Funnel Reconfiguration during an Outburst in a Young Stellar Object: EX Lupi2404.05420v1 · Koshvendra Singh, Joe P. Ninan, Marina M. Romanova et al.2024 · 9 citationsarXiv
Searching for precursor activity of Type IIn Supernovae2403.10398v1 · A. Reguitti, G. Pignata, A. Pastorello et al.2024 · 17 citationsA&A 686, A231 (2024)
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
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
Profound optical flares from the relativistic jets of active galactic nuclei2308.07861v1 · Gopal Bhatta, Staszek Zola, M. Drozdz et al.2023 · 0 citationsarXiv
On the need of an ultramassive black hole in OJ 2872308.03017v1 · Mauri J. Valtonen, Staszek Zola, Achamveedu Gopakumar et al.2023 · 8 citationsarXiv
Observational Implications of OJ 287's Predicted 2022 Disk Impact in the Black Hole Binary Model2308.01878v1 · Mauri J. Valtonen, Lankeswar Dey, Achamveedu Gopakumar et al.2023 · 8 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
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
Multicolor and multi-spot observations of Starlink's Visorsat2304.05191v1 · Takashi Horiuchi, Hidekazu Hanayama, Masatoshi Ohishi et al.2023 · 6 citationsarXiv
Next-Level, Robotic Telescope-Based Observing Experiences to Boost STEM Enrollments and Majors on a National Scale: Year 1 Report2304.02545v1 · Daniel E. Reichart, Joshua Haislip, Vladimir Kouprianov et al.2023 · 0 citationsarXiv
Refining the 2022 OJ 287 impact flare arrival epoch2303.15886v2 · Mauri J. Valtonen, Staszek Zola, Gopakumar et al.2023 · 23 citationsarXiv
Catching profound optical flares in blazars2301.09562v1 · Gopal Bhatta, Staszek Zola, M. Drozdz et al.2023 · 10 citationsarXiv
Skynet's New Observing Mode: The Campaign Manager2210.08613v1 · Dylan A. Dutton, Daniel E. Reichart, Joshua B. Haislip et al.2022 · 4 citationsPublications of the Astronomical Society of the Pacific, Volume 134, 2022, Number 1031
Optical variability of eight FRII-type quasars with 13-yr photometric light curves2210.04058v1 · Agnieszka Ku'zmicz, Arti Goyal, Stanis\law Zola et al.2022 · 1 citationarXiv
Optical Time-Series Photometry of the Symbiotic Nova V1835 Aquilae2209.11251v1 · Robert V. Caddy, Andrew C. Layden, Daniel E. Reichart et al.2022 · 0 citationsPASP 134 094201 (2022)
Refining the prediction for OJ 287 next impact flare arrival epoch2209.08360v1 · Mauri J. Valtonen, Staszek Zola, A. Gopakumar et al.2022 · 3 citationsarXiv
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
The origin and evolution of the normal Type Ia SN 2018aoz with infant-phase reddening and excess emission2206.12437v2 · Yuan Qi Ni, Dae-Sik Moon, Maria R. Drout et al.2022 · 21 citationsarXiv
Host galaxy magnitude of OJ 287 from its colours at minimum light2205.15589v1 · Mauri J. Valtonen, Lankeswar Dey, S. Zola et al.2022 · 5 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
Infant-phase reddening by surface Fe-peak elements in a normal Type Ia Supernova2202.08889v1 · Yuan Qi Ni, Dae-Sik Moon, Maria R. Drout et al.2022 · 33 citationsarXiv
Constraints on the structure and seasonal variations of Triton's atmosphere from the 5 October 2017 stellar occultation and previous observations2201.10450v1 · J. Marques Oliveira, B. Sicardy, A. R. Gomes-J'unior et al.2022 · 21 citationsA&A 659, A136 (2022)
Constraining the Evolution of Cataclysmic Variables via the Masses and Accretion Rates of their Underlying White Dwarfs2111.13706v1 · A. F. Pala, B. T. Gansicke, D. Belloni et al.2021 · 119 citationsarXiv
Changing look AGN Mrk 590: Broad line region and black hole mass from photometric reverberation mapping2110.02055v1 · Amit Kumar Mandal, Malte Schramm, Suvendu Rakshit et al.2021 · 8 citationsarXiv
Refined physical parameters for Chariklo's body and rings from stellar occultations observed between 2013 and 20202107.07904v1 · B. E. Morgado, B. Sicardy, F. Braga-Ribas et al.2021 · 47 citationsA&A 652, A141 (2021)
AT 2019qyl in NGC 300: Internal Collisions in the Early Outflow from a Very Fast Nova in a Symbiotic Binary2102.11291v2 · Jacob E. Jencson, Jennifer E. Andrews, Howard E. Bond (2 et al.2021 · 0 citationsarXiv
Search and study of the space debris and asteroids within ISON project.33624725 · Molotov, Igor E, Krugly, Yurij N, Elenin, Leonid V et al.2021 · 7 citationsAnais da Academia Brasileira de Ciencias. 2021;93(suppl 1):e20200145
The early discovery of SN 2017ahn: signatures of persistent interaction in a fast declining Type II supernova2008.06515v2 · L. Tartaglia, D. J. Sand, J. H. Groh et al.2020 · 52 citationsarXiv
X-ray, UV and optical time delays in the bright Seyfert galaxy Ark 120 with co-ordinated Swift and ground-based observations2002.12348v1 · A. P. Lobban, S. Zola, U. Pajdosz-Smierciak et al.2020 · 22 citationsarXiv
Luminous Type II supernovae for their low expansion velocities1910.04592v2 · 'O. Rodr'iguez, G. Pignata, J. P. Anderson et al.2019 · 24 citationsarXiv
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