PC
Philip A. Charles
astro-phastro-ph.HEastro-ph.SRastro-ph.IMastro-ph.GAastro-ph.COgr-qc
On Valency
published · living versionsW_jtw3g3bw·v1 · currentpublished
On the Nature of the BeWD System Nova FQ Circinus
with Shatakshi Chamoli, Judhajeet Basu, G. C. Anupama, Sudhanshu Barway +1
1 version
Preprints & journals
210 papers in the corpus · 1996–2026On the Nature of the BeWD System Nova FQ Circinus2610.26957v1 · Shatakshi Chamoli, Philip A. Charles, Judhajeet Basu et al.2026 · 0 citationsarXivon Valency
eRASSU J043115.8-711730 :the first pulsating symbiotic super-soft X-ray source in the Magellanic Bridge2607.27730v2 · Tathagata Saha, Chandreyee Maitra, Philip Charles et al.2026 · 0 citationsMon Not R Astron Soc (2026)
Multiwavelength Analysis of the Einstein Probe X-ray Transient EP240305a2606.14341v1 · Ruican Ma, Ye Li, Lian Tao et al.2026 · 0 citationsarXiv
Accretion geometry and spectral evolution in 1A 1118-61: a comparison of the 2009 and 2026 outbursts2605.17455v1 · Kinjal Roy, Aru Beri, Rahul Sharma et al.2026 · 1 citationarXiv
Optical outburst evolution of the transient black hole X-ray binary Swift J1727.8-1613: Disc response to jet ejections and late-outburst emergence of powerful disc winds2603.17023v1 · N. Castro Segura, K. Solomons, J. M. Corral-Santana et al.2026 · 2 citationsarXiv
Detection of an Extremely Luminous Radio Counterpart to the Be/X-ray Binary A0538-662601.22741v1 · Justine Crook-Mansour, Rob Fender, Alex Andersson et al.2026 · 0 citationsarXiv
[HP99] 159 -- Properties of the first Supersoft X-ray Source with a Helium star donor2601.16789v1 · H'elene Szegedi, Philip A. Charles, David A. H. Buckley et al.2026 · 0 citationsarXiv
A comprehensive search for high-velocity X-ray sources: New compact object binary candidates in the Gaia era2601.02287v1 · Yue Zhao, Poshak Gandhi, Christian Knigge et al.2026 · 2 citationsarXiv
Infrared Synchrotron Emission in the Soft State of GX 339-4 and the Mid-Infrared/X-ray Luminosity Plane of Black Hole X-ray Binaries2510.01338v1 · P. Gandhi, D.M. Russell, M.C. Baglio et al.2025 · 0 citationsMon Not R Astron Soc (2026)
Characterising the short-orbital period X-ray transient Swift J1910.2-05462508.16775v2 · J. M. Corral-Santana, P. Rodriguez-Gil, M. A. P. Torres et al.2025 · 5 citationsA&A 702, A225 (2025)
V Sge: Supersoft Source or Exotic Hot Binary? I. An X-Shooter campaign in the high state2507.22637v1 · Pasi Hakala, Phil Charles, Pablo Rodr'iguez-Gil2025 · 0 citationsarXiv
The Mid-infrared Emitting Jet in the Black Hole V404 Cygni in Quiescence2506.20536v2 · E. S. Borowski, R. I. Hynes, Q. Hunt et al.2025 · 1 citationarXiv
Characterisation of H spectra from EXO 051910+3737.7 X-rays binaries2501.05883v1 · Pornisara Nuchvanichakul, Puji Irawati, Pakakaew Rittipruk et al.2025 · 0 citationsTRENDS IN SCIENCES, 2024; 21(9): 7653
Calibrating the clock of JWST2411.02238v1 · A. W. Shaw, D. L. Kaplan, P. Gandhi et al.2024 · 4 citationsarXiv
Monitoring Observations of SMC X-1's Excursions (MOOSE) III: X-ray Spectroscopy of a Warped, Precessing Accretion Disc2410.17307v1 · Rawan Karam, Kristen C. Dage, Bailey E. Tetarenko et al.2024 · 1 citationarXiv
Millinovae: A New Class of Transient Supersoft X-ray Sources without a Classical Nova Eruption2409.17338v2 · Przemek Mr'oz, Krzysztof Kr'ol, H'elene Szegedi et al.2024 · 4 citationsApJL 977, 37 (2024)
Rapid Mid-Infrared Spectral-Timing with JWST. I. The prototypical black hole X-ray Binary GRS 1915+105 during a MIR-bright and X-ray-obscured state2406.18637v1 · P. Gandhi, E.S. Borowski, J. Byrom et al.2024 · 0 citationsarXiv
Optical spectroscopic and photometric classification of the X-ray transient EP240309a (EP J115415.8-501810) as an intermediate polar2405.01996v1 · Stephen. B. Potter, David A. H. Buckley, S. Scaringi et al.2024 · 8 citationsarXiv
Filling the radio transients gap (or: The case for a dedicated radio transients monitoring array in the southern hemisphere)2402.04698v1 · Rob Fender, Assaf Horesh, Phil Charles (Southampton) et al.2024 · 0 citationsPublished in RAS Astronomy and Geophysic, Vol 64, p 6.24 (December 2023)
Disc precession in Be/X-ray binaries drives superorbital variations of outbursts and colour2311.06442v1 · Rebecca G. Martin, Philip A. Charles2023 · 7 citationsarXiv
An empirical connection between line-emitting regions and X-rays heating the accretion disc in BH-LMXB MAXI J1820$+$0702310.11438v1 · B.E. Tetarenko, A.W. Shaw, P.A. Charles2023 · 3 citationsarXiv
The orbital period, black hole mass and distance to the X-ray transient GRS 1716-249 (=N Oph 93)2310.11561v1 · J. Casares, I.V. Yanes-Rizo, M.A.P. Torres et al.2023 · 9 citationsarXiv
Shedding far-ultraviolet light on the donor star and evolutionary state of the neutron-star LMXB Swift J1858.6-08142310.03397v1 · N. Castro Segura, C. Knigge, J. H. Matthews et al.2023 · 8 citationsarXiv
Clockwise evolution in the hardness-intensity diagram of the black hole X-ray binary Swift J1910.2-05462307.08407v1 · Payaswini Saikia, David M. Russell, Saarah F. Pirbhoy et al.2023 · 6 citationsarXiv
Evidence for mass-dependent peculiar velocities in compact object binaries: Towards better constraints on natal kicks2307.06430v1 · Yue Zhao, Poshak Gandhi, Cordelia Dashwood Brown et al.2023 · 35 citationsarXiv
Millihertz X-ray variability during the 2019 outburst of black hole candidate Swift~J1357.2$-$09332304.13313v1 · Aru Beri, Vishal Gaur, Phil Charles et al.2023 · 1 citationarXiv
Seven reflares, a mini-outburst and an outburst : High amplitude optical variations in the black hole X-ray binary Swift J1910.2-05462304.02046v1 · Payaswini Saikia, David M. Russell, Saarah F. Pirbhoy et al.2023 · 12 citationsarXiv
Monitoring observations of SMC X-1's excursions (MOOSE)-II: A new excursion accompanies spin-up acceleration2302.00260v1 · Chin-Ping Hu, Kristen C. Dage, William I. Clarkson et al.2023 · 5 citationsarXiv
Measuring interacting binary mass functions with X-ray fluorescence2209.09920v1 · Cordelia Dashwood Brown, Poshak Gandhi, Phil Charles2022 · 4 citationsarXiv
A TESS search for donor-star pulsations in High-Mass X-ray Binaries2208.02064v1 · Gavin Ramsay (Armagh), Pasi Hakala (FINCA), Philip A. Charles (Southampton)2022 · 2 citationsarXiv
Monitoring Observations of SMC X-1's Excursions (MOOSE) I: Program Description and Initial High-State Spectral Results2206.06558v1 · Kristen C. Dage, McKinley Brumback, Joey Neilsen et al.2022 · 6 citationsarXiv
Transient behavior of three SU UMa-type dwarf novae; AR Pic, QW Ser and V521 Peg2204.11056v1 · H'elene Szegedi, Philip A. Charles, Pieter J. Meintjes et al.2022 · 3 citationsarXiv
A persistent ultraviolet outflow from an accreting neutron star binary transient.35236977 · Castro Segura, N, Knigge, C, Long, K S et al.2022 · 47 citationsNature. 2022;603(7899):52-57
A Decade of Black-Hole X-ray Binary Transients2201.11442v1 · Philip A Charles, David A H Buckley, Enrico Kotze et al.2022 · 1 citationarXiv
Synchronous X-ray/Optical QPOs from the Black Hole LMXB MAXI J1820+0702111.13642v1 · Jessymol K. Thomas, David A. H. Buckley, Philip A. Charles et al.2021 · 14 citationsarXiv
Large optical modulations during 2018 outburst of MAXI J1820+070 reveal evolution of warped accretion disc through X-ray state change2108.05447v2 · Jessymol K. Thomas, Philip A. Charles, David A. H. Buckley et al.2021 · 28 citationsarXiv
The Evolution of Rapid Optical/X-ray Timing Correlations in the Initial Hard State of MAXI J1820+0702105.11769v1 · J. A. Paice, P. Gandhi, T. Shahbaz et al.2021 · 25 citationsarXiv
Dips and eclipses in the X-ray binary Swift J1858.6-0814 observed with NICER2103.12787v1 · D. J. K. Buisson, D. Altamirano, M. Armas Padilla et al.2021 · 22 citationsarXiv
Using Optical Spectroscopy to Map the Geometry and Structure of the Irradiated Accretion Discs in Low-mass X-ray Binaries: The Pilot-Study of MAXI J0637$-$4302011.13414v1 · B.E. Tetarenko, A.W. Shaw, E.R. Manrow et al.2020 · 14 citationsarXiv
AstroSat Observations of the first Galactic ULX Pulsar Swift J0243.6+61242010.08334v1 · Aru Beri, Sachindra Naik, K.P Singh et al.2020 · 26 citationsarXiv
Astrometric excess noise in Gaia DR2 and the search for X-ray emitting binaries2009.07277v1 · Poshak Gandhi, David A.H. Buckley, Phil Charles et al.2020 · 29 citationsarXiv
Discovery of optical outflows and inflows in the black hole candidate GRS 1716-2492007.13775v2 · V. A. C'uneo, T. Munoz-Darias, J. S'anchez-Sierras et al.2020 · 27 citationsVolume 498, Issue 1, pp.25-32, 2020
Orbital and super-orbital periods in ULX pulsars, disc-fed HMXBs, Be/X-ray binaries and double-periodic variables2004.14207v1 · L. J. Townsend, P. A. Charles2020 · 29 citationsarXiv
Orbital period dependent spatial scatter of Galactic Black Hole Transients2002.00871v2 · P. Gandhi, A. Rao, P.A. Charles et al.2020 · 22 citationsarXiv
Evolution of MAXI J1631-479 during the January 2019 outburst observed by INTEGRAL/IBIS2001.03034v1 · M. Fiocchi, F. Onori, A. Bazzano et al.2020 · 6 citationsarXiv
A Black Hole X-ray Binary at $\sim$100 Hz: Multiwavelength Timing of MAXI J1820+070 with HiPERCAM and NICER1910.04174v1 · J. A. Paice (Uni. Southampton, IUCAA), P. Gandhi et al.2019 · 44 citationsarXiv
Hot, dense He II outflows during the 2017 outburst of the X-ray transient Swift J1357.2-09331908.00320v2 · Phil Charles, James H. Matthews, David A.H. Buckley et al.2019 · 34 citationsarXiv
Supersoft X-ray emission from a white dwarf binary not powered by nuclear fusion1907.02130v1 · Thomas J. Maccarone (Texas Tech), Thomas J. Nelson (Pittsburgh), Peter J. Brown (Texas A&M) et al.2019 · 1 citationNature Astronomy, 2019, vol 3, p. 173-177
Accretion and Outflow in V404 Cyg1907.00005v1 · J. Casares, T. Munoz-Darias, D. Mata Sanchez et al.2019 · 34 citationsarXiv
Hard-state accretion disk winds from black holes: the revealing case of MAXI J1820+0701906.04835v2 · T. Munoz-Darias, F. Jim'enez-Ibarra, G. Panizo-Espinar et al.2019 · 90 citationsarXiv
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