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List of works by Philip Allan Charles

'Off'-state variability in A 0538-66, and the validity of orbital solutions

scientific article published in January 1989

1E 1048.1-5937

scientific article published in January 1985

A 106 day period in the nuclear source X-8 in M33 ⬇️

scientific article

A 2 h periodic variation in the low-mass X-ray binary Ser X-1

scholarly article

A 420-day X-ray/optical modulation and extended X-ray dips in the short-period transient Swift J1753.5-0127

scientific article

A 421-d activity cycle in the BeX recurrent transient A0538-66 from MACHO monitoring

scientific article

A 6 second periodic X-ray source in Carina ⬇️

scientific article published in January 1986

A 6.5-day periodicity in the recurrent nova V404 Cygni implying the presence of a black hole

scientific article published in Nature

A 60-night campaign on dwarf novae - I. Photometric variability of SU UMa and YZ Cnc

scientific article published in January 1994

A 60-night campaign on dwarf novae - II. Evidence for Balmer emission from the secondary star in IP Peg close to outburst

scientific article published in January 1994

A LUMINOUS Be+WHITE DWARF SUPERSOFT SOURCE IN THE WING OF THE SMC: MAXI J0158-744 ⬇️

scientific article published in the Astrophysical Journal

A TiO study of the black hole binary GRO J0422+32 in a very low state

scientific article published in January 2000

A deep X-ray image of M33 ⬇️

scientific article published in January 1996

A detection of the donor star of Aquila X-1 during its 2004 outburst?

scientific article published in January 2007

A long, hard look at the low/hard state in accreting black holes ⬇️

scientific article published in January 2006

A long-term modulation in XTEJ1716-389: an SS433-like system

scientific article published in January 2006

A low-amplitude X-ray and optical outburst from the periodic transient A0538-66: accretion onto a magnetosphere? ⬇️

scientific article published in January 1997

A low-luminosity soft state in the short-period black hole X-ray binary Swift J1753.5-0127 ⬇️

scholarly article by A. W. Shaw et al published 23 February 2016 in Monthly Notices of the Royal Astronomical Society

A multi-wavelength study of the long-period AM Her system E2003+225 -I. The soft X-ray light curve and overall energy spectrum

scientific article published in January 1986

A multi-wavelength study of the long-period AM Her system E2003+225 -II. Changes in the accretion geometry

scientific article published in January 1986

A new mass-ratio for the X-ray binary X2127+119 in M15?

scientific article published in January 2004

A new, EUV-bright intermediate polar discovered in the ROSAT Wide Field Camera all-sky survey

scientific article published in January 1992

A radial velocity of 4U 2129 +47: a low mass X-ray binary system ⬇️

scientific article published in January 1982

A search for lithium in cataclysmic binaries

scientific article published in January 1995

A signature of the donor star in the extra-galactic X-ray binary LMCX-2

scientific article published in January 2007

A study of four X-ray sources with properties similar to Sco X-1

scientific article

A “Combination Nova” Outburst in Z Andromedae: Nuclear Shell Burning Triggered by a Disk Instability ⬇️

scientific article (publication date: 10 January 2006)

AC 211

scientific article

AO 0538-66 during the extended 'off' state: evidence for continuing mass motions

scientific article published in January 1984

ASM 2000+25

Abstracts the binary orbit and mass of the hot white dwarf Feige 24

scholarly article

Accretion and outflow in V404 Cyg

scientific article published in January 2019

Accretion disc evolution in cataclysmic variables (the 1988 international time project in La Palma

Accurate classification of 29 objects detected in the 39 month PalermoSwift/BAT hard X-ray catalogue

scientific article published in Astronomy and Astrophysics

An 'outside-in' outburst of Aql X-1

scientific article published in January 1998

An 8.15 hour modulation in the light curve of LMC X-2

scientific article

An apparent visual companion of QQ Vul (E 2003+225)

scientific article published in January 1988

An atlas of optical continuum and line emission from low-mass X-ray binaries

scientific article

An elevation of 0.1 light-seconds for the optical jet base in an accreting Galactic black hole system

scholarly article by Gandhi P. et al published 30 October 2017 in Nature Astronomy

An ellipsoidal modulation in Nova Ophiuchi 1977 (= H1705-25 = V2107 Oph)

scientific article published in January 1995

An ellipsoidal modulation in X-ray Nova Vela 1993 (=GRS 1009-45)

scientific article

An ellipsoidal study of Centaurus X-4

scientific article published in January 1993

An emission-line object in the core of M 15

scientific article published in January 1986

An extended soft X-ray source in Delphinus: H 2027+19 ⬇️

scientific article published in January 1980

An observational case against nova hibernation

scientific article

An ultracompact X-ray binary in the globular cluster M15 (NGC 7078) ⬇️

scientific article published in January 2005

Aquila X-1: a low-inclination soft X-ray transient

scientific article published in January 1998

Astrometric excess noise in <i>Gaia</i> EDR3 and the search for X-ray binaries

scientific article published on 28 December 2021

BeppoSAX spectroscopy of the luminous X-ray sources in M 33

scientific article published in Astronomy and Astrophysics

Black holes in binary stars: weighing the evidence

scholarly article published 1996

Bowen emission from Aquila X-1: evidence for multiple components and constraint on the accretion disc vertical structure

scientific article published in January 2018

Bowen fluorescence from companion stars in X-ray binaries

scientific article

Bowen fluorescence from the companion star in X1822-371 ⬇️

Bright Mini-outburst Ends the 12 yr Long Activity of the Black Hole Candidate Swift J1753.5–0127

scholarly article by G.-B. Zhang et al published 26 April 2019 in The Astrophysical Journal

CAL 83: a 1-day period low-mass X-ray binary in the LMC

scientific article published in January 1988

CAL 87

scientific article published in January 1989

Chandra and RXTE spectroscopy of the Galactic microquasar XTE J1550-564 in outburst

scientific article

Chandra/High Energy Transmission Grating Spectrometer spectroscopy of the galactic black hole GX 339-4: a relativistic iron emission line and evidence for a Seyfert-like warm absorber ⬇️

scientific article published in January 2004

Characterizing X-ray binary long-term variability

scientific article published in January 2012

Confirmation of the 12-year optical outburst cycle in blazar OJ 287

scientific article published in January 1996

Connections between X-ray and optical variability in the low mass X-ray binary 1735-444

scientific article published in January 1989

Coordinated EXOSAT and optical observations of the X-ray burster 4U 1735-44

scholarly article

Copernicus X-ray observations of 3C 390.3

scientific article published in January 1975

Copernicus X-ray observations of 3U 0750-49

scientific article published in January 1975

Copernicus observations of extragalactic X-ray sources

scientific article published in January 1976

Copernicus: X-ray observations of several radio supernova remnants

scientific article published in January 1975

Copernicus: the position and nature of Scutum X-1

scientific article published in January 1975

Copernicus: the spatial distribution of the X-ray emission from IC 443

scholarly article

Correlated Optical and X-ray variability in V404 Cyg

scientific article published in January 2015

Correlated X-Ray and Optical Variability in V404 Cygni in Quiescence ⬇️

scientific article published in the Astrophysical Journal

Correlated optical and X-ray variability in LMC X-2

scientific article published in January 2003

Correlated optical/X-ray long-term variability in LMXB 4U 1636-536

scientific article published in January 2011

DEM L241, a supernova remnant containing a high-mass X-ray binary ⬇️

scientific article published in January 2012

Detection of a new white-dwarf binary system in the extreme ultraviolet using the Rosat Wide Field Camera

scientific article published in Nature

Detection of binaries in the core of the globular cluster M15 using calcium emission lines

scientific article published in Nature

Detection of superhumps in XTE J1118+480 approaching quiescence

scientific article published in January 2002

Detection of the X-ray-heated companion of X1822-371

scientific article

Detection of the irradiated donor in the LMXBs 4U 1636-536 (=V801 Ara) and 4U 1735-444 (=V926 Sco)

scholarly article

Detection of the secondary star in three AM Her systems

scholarly article

Detection of transient optical P-Cygni profiles in V404 Cyg

scholarly article

Discovery of X-ray emission from two southern supernova remnants ⬇️

scientific article published in January 1979

Discovery of long-term superorbital periodicities in the pseudo-transient LMXBs: IGRJ17098-3628 and EXO0748-676

scientific article

Discovery of soft X-ray emission from V471 Tauri and UU Sagittae: two highly evolved, low-mass binaries ⬇️

scholarly article

Discovery of the 10.6 hr orbital period of CAL 87 : an eclipsing low-mass X-ray binary in the Large Magellanic Cloud

scientific article

Disc–jet quenching of the galactic black hole Swift J1753.5−0127 ⬇️

scholarly article by A. P. Rushton et al published 12 August 2016 in Monthly Notices of the Royal Astronomical Society

Disentangling X-ray reprocessing sites in EXO 0748-676

scientific article published in January 2004

Doppler tomography of the X-ray transient J0422+32 during the 1993 December mini-outburst

scientific article published in January 1995

Doppler tomography of the transient X-ray binary Centaurus X-4 in quiescence

scientific article published in Astronomy and Astrophysics

Dynamical constraints on the neutron star mass in EXO 0748-676

scientific article published in January 2009

Dynamical evidence for a black hole in GX 339-4 ⬇️

scientific article published in January 2003

Dynamical evidence for a black hole in the X-ray transient QZ Vul (=GS 2000+25)

scholarly article by Casares J. et al published 1995 in Monthly Notices of the Royal Astronomical Society

EXOSAT observations of active stellar coronae in the Cygnus Loop, T Tau & NGC 2264 regions

Echoes from the companion star in Sco X-1

scientific article published in January 2007

Einstein observations of selected regions of the Cygnus Loop ⬇️

scientific article published in January 1985

Einstein observations of the confused 2A 2315-428 region

scientific article

Events leading up to the 2015 June outburst of V404 Cyg ⬇️

scientific article

Evidence for a 2-h optical modulation in GS 1826-24

scientific article

Evidence of a Black Hole in the X-Ray Transient GS 1354-64 (=BW Circini) ⬇️

scientific article published in the Astrophysical Journal

Evidence of black hole spin in GX 339-4: XMM-Newton/EPIC-pn and RXTE spectroscopy of the very high state ⬇️

scientific article published in January 2004

Exploring the X-ray Universe

scientific article (publication date: 2009)

Extreme variability in the Be-type, periodic recurrent X-ray transient AO538-66 : a highly eccentric interacting binary

scientific article published in January 1983

Far-ultraviolet surveys of globular clusters: searching for the products of stellar collisions and near misses

scholarly article

Fast optical and X-ray variability in the UCXB 4U0614+09

scientific article

Fast photometry of quiescent soft X-ray transients with the Acquisition Camera on Gemini-South

scientific article

First INTEGRAL observations of GRS 1915+105

scientific article published in Astronomy and Astrophysics

First results from the ROSAT wide field camera source identification programme

scientific article published in January 1991

First science with the Southern African Large Telescope: peering at the accreting polar caps of the eclipsing polar SDSS J015543.40+002807.2

scientific article published in January 2006

Flares, wind and nebulae: the 2015 December mini-outburst of V404 Cygni ⬇️

scholarly article

Four outburst cycles of A 0538-66: evidence for a rapidly evolving envelope around the primary

scientific article published in January 1983

Furiously fast and red: sub-second optical flaring in V404 Cyg during the 2015 outburst peak ⬇️

scientific article

GM Sagittarii

scholarly article

GRO J0422+32

GROND optical/NIR and Swift/XRT observation of IGR J17091-3624

scientific article published in January 2016

GX 339-4

Have superhumps been seen in black hole soft X-ray transients?

scientific article published in January 1996

High lithium abundance in the secondary of the black-hole binary system V404 Cygni

scientific article published in Nature

High resolution Chandra X-ray imaging of the nucleus of M 33

scientific article published in Astronomy and Astrophysics

Hubble space telescope spectroscopy of the nucleus of M33 ⬇️

H{alpha} flares from V404 Cyg in quiescence

scientific article published in January 2002

IGR J16194-2810: a new symbiotic X-ray binary

scientific article published in Astronomy and Astrophysics

INTEGRAL detection of the multi-peaked emission from the Be/X-ray binary pulsar GRO J1008-57

INTEGRAL/IBIS detects renewed activity from H 1417-624

scientific article published in January 2014

INTEGRAL/JEM-X detection of a type-I X-ray burst from MAXI J1421-613

scientific article published in January 2014

IUE observations of the 1987 superoutburst of the nova Z Cha

scientific article published in January 1988

IUE observations of the dwarf nova OY Car in superoutburst

scientific article published in January 1986

Increased soft X-ray activity but no optical response in Swift J1753.5-0127

scientific article published in January 2015

Infrared and X-ray observations of the decline of A 0620-00

scientific article published in January 1976

Infrared helium emission lines from Cygnus X-3 suggesting a Wolf-Rayet star companion

scientific article published in Nature

Infrared observations of low-mass X-ray binaries - I. Candidates for bright bulge sources

scientific article published in January 1991

Infrared observations of low-mass X-ray binaries - II. Discovery of a variable infrared counterpart to GX 13+1

scientific article

Infrared photometric variability of GX 13+1 and GX 17+2 ⬇️

scientific article published in January 2002

Infrared photometry of Nova Muscae 1991 (=GS 1124-68)

scientific article

Infrared spectroscopy of V404 Cygni : limits on the accretion disc contamination

scientific article published in January 1996

Infrared spectroscopy of V616 Monocerotis (=A0620-00): the accretion disc contamination

scientific article published in January 1999

Infrared spectroscopy of low-mass X-ray binaries

scientific article

Infrared spectroscopy of low-mass X-ray binaries - II

scientific article

Inherent small telescope projects

scientific article published in January 2001

Intensive monitoring of OJ 287

scientific article published in Astronomy and Astrophysics

Interpretation of the 115 day periodic modulation in the X-ray flux of NGC 5408 X-1 ⬇️

scholarly article

Irradiation of the secondary star in X-ray Nova Scorpii 1994 (=GRO J1655-40)

scientific article

Kinematical studies of the low-mass X-ray binary GRMus (XB1254-690)

scientific article published in January 2007

Li abundances in late-type companions to neutron stars and black hole candidates ⬇️

scholarly article by Martin E. L. et al published 1994 in Letters of the Astrophysical Journal

Lithium overabundances in black hole and neutron star binaries

scientific article published in January 1995

Long-term X-ray variability and state transition of GX 339–4

scientific article

Long-term X-ray variability in GX 354-0

Long-term and periodic variability of 4U 1258-61 (GX 304-1)

scientific article published in January 1986

Long-term optical/infrared variability in the quiescent X-ray transient V404 Cyg

scientific article published in January 2004

Long-term properties of accretion discs in X-ray binaries - I. The variable third period in SMC X-1

scientific article

Long-term properties of accretion discs in X-ray binaries - II. Stability of radiation-driven warping

scientific article published in January 2003

Long-term variability in the quiescent X-ray transient V404 Cyg

scientific article

Longterm properties of accretion discs in X-ray Binaries - III. A search for spin-superorbital correlation in SMC X-1

scientific article

Low energy X-ray emission from five galaxy cluster sources ⬇️

scientific article (publication date: August 1981)

Low level optical and X-ray activity in A0538-66

scientific article published in January 1995

Low-energy X-ray line emission from IC 443 ⬇️

scientific article published in January 1981

MACHO photometry of two Large Magellanic Cloud Be X-ray transients, EXO 0531-66 and H 0544-665

scientific article published in January 2002

MR Serpentis

scientific article published in January 1985

Mass outflow from the X-ray binary X2127+119 in M15

scientific article published in January 2002

Millihertz optical/ultraviolet oscillations in 4U 1626-67: evidence for a warped accretion disk ⬇️

Minioutbursts in XTE J1859+226

scientific article published in January 2001

Monitoring of 3C 66A during an extended outburst. I. The light curves

scientific article published in January 1996

Monitoring the very-long-term variability of X-ray sources in the giant elliptical galaxy M87

scholarly article

Multicolour observations of V404 Cyg with ULTRACAM

scientific article published in January 2003

Multifrequency monitoring of blazars OJ 287 and 3C 66A

scientific article published in January 1996

Multiwavelength monitoring of GRS 1915 +105

scientific article

Multiwavelength observations of EXO 0748-676. I. Reprocessing of X-ray bursts ⬇️

scientific article published in January 2006

Multiwavelength observations of Hercules X-1/HZ Herculis ⬇️

scholarly article

Multiwavelength observations of the microquasar GRS1915+105 in may-september 1997

scholarly article

Near IR spectroscopy of the X-ray binary Cir X-1

scientific article published in January 2003

Near-quiescent photometry of the X-ray transient J0422+32

scientific article

Nearby galaxies with Seyfert-like nuclei ⬇️

scientific article published in the Astrophysical Journal

New SMC x-ray pulsar in 37 d binary and showing large amplitude super-orbital variations

scientific article published in January 2011

No evidence for a low-mass black hole in Swift J1753.5−0127 ⬇️

article

Observations of the X-ray sources in the nearby SC galaxy M33 ⬇️

scientific article published in the Astrophysical Journal

Observations of the quiescent X-ray transients GRS 1124-684 (=GUMus) and Cen X-4 (=V822Cen) taken with ULTRACAM on the VLT

scientific article published in January 2010

Observations of the two components of the Abell 98 cluster of galaxies ⬇️

scholarly article

On the circumstellar environment of SS433

scientific article published in January 2007

On the mass of the compact object in GRO JO422+32

scientific article

On the multi-periodicities in the X-ray dipper XB1916-053

scientific article

On the origin of the absorption features in SS433

scientific article published in January 2006

On the stability of the 421-d periodicity in A0538-66

scientific article

Optical Spectroscopy of Gamma-ray Nova Sco 2012 in the nebular stage

scientific article published in January 2013

Optical and UV observations of the intermediate polar 3A 0729+103 Modulation with the orbital period

scientific article published in January 1987

Optical and X-ray observations of 4U 0614+09

scientific article published in January 1990

Optical and X-ray properties of CAL 83 - I. Quasi-periodic optical and supersoft variability

scholarly article

Optical and X-ray properties of CAL 83 - II. An X-ray pulsation at ~ 67s

scientific article published in January 2014

Optical and near-infrared observations of the microquasar V4641 Sgr during the 1999 September outburst

scientific article published in January 2003

Optical counterpart of M 15 X-ray source

scientific article published in January 1985

Optical counterparts of the Large Magellanic Cloud X-ray point sources ⬇️

scientific article published in January 1984

Optical identification of 4U 1907+09 using the HEAO-1 Scanning modulation collimator position

scientific article published in January 1980

Optical identification of EUV sources from the ROSAT Wide Field Camera all-sky survey

scientific article published in January 1995

Optical identification of the LMC supersoft source RX J0527.8-6954 from MACHO project photometry

scientific article published in January 1997

Optical observations of the X-ray binary V1727 Cygni (=4U 2129+47) during a low state : some unexpected results ⬇️

Optical observations of the ecipsing binary radio pulsar PSR 1957+20

scientific article published in January 1988

Optical photometry and Halpha Spectroscopy of SWIFT J1910.2-0546/MAXI J1910-057

scientific article published in January 2012

Optical photometry and spectroscopy of the X-ray pulsar 1E 1145.1-6141

scientific article

Optical photometry of the eclipsing Large Magellanic Cloud supersoft source CAL 87

scientific article

Optical spectroscopic and photometric classification of the X-ray transient EP240309a (EP J115415.8−501810) as an intermediate polar

scientific article published on 6 May 2024

Optical spectroscopy of V1341 Cygni, the optical counterpart of Cygnus X-2

scientific article published in January 1990

Optical spectroscopy of flares from the black hole X-ray transient A0620-00 in quiescence

scientific article published in January 2004

Optical spectroscopy of the low-mass X-ray binary GX9+9

scientific article published in January 2007

Optical studies of V404 Cyg, the X-ray transient GS 2023+338 - III. The secondary star and accretion disc

scientific article published in January 1993

Optical studies of V404 Cyg, the X-ray transient GS 2023+338 - IV. The rotation speed of the companion star

scientific article published in January 1994

Optical studies of V404 Cyg, the X-ray transient GS 2023+338 -I. The 1989 outburst and decline

scientific article

Optical studies of V404 Cyg, the X-ray transient GS 2023+338. II. High-resolution H-alpha spectroscopy in quiescence

scientific article published in January 1992

Optical studies of the X-ray transient XTE J2123-058 - I. Photometry

scientific article published in January 2000

Optical studies of the X-ray transient XTE J2123-058 - II. Phase-resolved spectroscopy

scientific article

Optical variability of the LMC supersoft source RX J0513.9-6951

scientific article published in January 1996

Optical variability of the Large Magellanic Cloud supersoft source RX J0513.9-6951 from MACHO Project photometry

scientific article published in January 1996

Optical variability of the black hole candidate GX 339-4 (X 1659-487,V821 Ara) - limits on periodic modulation

scientific article published in January 1987

Optical, infrared, and X-ray observations of NGC 6624 ⬇️

scientific article published in January 1977

Optical/X-ray correlations during the V404 Cygni June 2015 outburst

scientific article published in January 2018

Orbital and quasi-periodic optical variations in the black hole X-ray binary V 404 Cyg

scientific article published in January 1996

Orbital and superorbital monitoring of the Be/X-ray binary A0538-66: constraints on the system parameters ⬇️

scientific article

Orbital motion of the secondary in three AM Her systems : evidence for low-mass white dwarfs

scientific article published in January 1987

Period derivative of the M15 X-ray binary AC211/X2127+119

Periodic UV modulation of X1850-087: a double degenerate binary in the globular cluster NGC 6712?

scholarly article

Periodic modulation of three galactic X-ray sources ⬇️

scientific article

Periodic variability during the X-ray decline of 4U 1636-53

scientific article published in January 2005

Phase-resolved spectroscopy of the accreting millisecond X-ray pulsar SAX J1808.4-3658 during the 2008 outburst

scientific article

Photometric and spectroscopic observations of an optical candidate for the X-ray source H 0544-665

scientific article

Photometry of 2006 RH_120_: an asteroid temporary captured into a geocentric orbit

scientific article published in January 2009

Positions and identifications for galactic X-ray sources 2A 1822-371 and 2S 1254-690

scientific article published in January 1978

Prospecting for periods with LSST – low-mass X-ray binaries as a test case

scientific article

Puzzling blue dips in the black hole candidate Swift J1357.2 - 0933, from ULTRACAM, SALT, ATCA, Swift, and NuSTAR

scientific article published in January 2019

QZ Vulpeculae

scholarly article

Quiescent and outburst photometry of the dwarf nova SS Cygni

scientific article

RX J0117.6-7330 and RX J0550.0-7151

scientific article published in January 1996

Radio and X-ray observations of NGC 1851 and NGC 1904 ⬇️

Red component activity in dwarf novae

scientific article published in January 1984

Refined orbital solution and quiescent variability in the black hole transient GS 1354-64 (= BW cir)

scholarly article by Casares J. et al published 2009 in The Astrophysical Journal Supplement Series

Regulation of black-hole accretion by a disk wind during a violent outburst of V404 Cygni.

scientific article published on 9 May 2016

Rotational broadening and Doppler tomography of the quiescent X-ray nova Centaurus X-4

scientific article published in January 2002

SALT high resolution spectroscopy of GX339-4 in outburst

scientific article published in January 2017

SALT observations of the optical counterpart of MAXI J1957+032

scientific article published in January 2016

SS 433: the microquasar link with ULXs ?

scholarly article

SS433: The Microquasar Link with ULXS?

scholarly article

Searching for periodicities in the MACHO light curve of LMC X-2

article by C. Alcock et al published 21 August 2000 in Monthly Notices of the Royal Astronomical Society

Simultaneous X-ray/optical observations of GX 9+9 (4U 1728-16)

scientific article

Simultaneous optical/X-ray study of GS 1354-64 (=BW Cir) during hard outburst: evidence for optical cyclo-synchrotron emission from the hot accretion flow

scientific article

Simultaneous spectroscopy and photometry of the AM Herculis-like star H 0139-68

article published in 1983

Soft X-ray spectral variations in Scorpius X-1 ⬇️

scholarly article

Soft X-ray transient light curves as standard candles: exponential versus linear decays

scientific article published in January 1998

Spectroscopic diagnostics of precessing discs: the stream-disc impact in XTE J1118+480 (= KV UMa) in outburst

Spectroscopic identification of the infrared counterpart to GX5-1

scientific article published in January 2002

Spectroscopic identification of the infrared counterpart to GX5-1

scientific article

Spectroscopic observations of the candidate sgB[e]/X-ray binary CI Camelopardalis

scientific article published in Astronomy and Astrophysics

Spectroscopic observations of the quiescent neutron star system 4U 2129+47 (=V1727 Cygni)

scientific article published in January 2008

Spectroscopic studies of 4U 1735-44; evidence for binary motion

scientific article

Spectroscopy of 2A 0526-328 : a triple periodic cataclysmic variable ⬇️

scientific article published in January 1981

Spectroscopy of the M15 X-ray source: discovery of binary motion and an unusual systemic velocity

scholarly article

Spectroscopy of the extreme-ultraviolet source Feige 24: the binary orbit and the mass of the white dwarf ⬇️

scientific article

Spectroscopy of the optical counterpart to Ser X-1

scientific article published in January 2004

Stellar astronomy with the Isaac Newton Group Telescopes

scientific article published in January 1991

Sub-second optical flaring in GX 339-4 during the 2017 outburst early rise

scientific article published in January 2017

Superhumps in black hole X-ray transients

scientific article published in January 2001

Superhumps in low-mass X-ray binaries

scientific article published in January 2001

Supersoft X-ray sources: Confronting the van den Heuvel paradigm

scientific article published in January 2010

Supporting space science projects

scientific article published in January 2001

Swift J053041.9-665426, the new LMC X-ray transient, has a variable optical counterpart

scientific article published in January 2011

Swift J1753.5-0127 has returned to the hard state

scientific article published in January 2016

Swift and SALT observations of the multiple outbursts of MAXI J1957+032 ⬇️

scholarly article

System mass constraints for the accreting millisecond pulsar XTE J1814-338 using Bowen fluorescence ⬇️

scientific article published in January 2017

T Pyxidis: the first short-period cataclysmic variable with a collimated jet ⬇️

scientific article published in January 1997

The 14.8-h orbital period of GX 339-4

scientific article published in January 1992

The 1978 X-ray and optical outburst of Aquila X-1 (4U 1908+00) ⬇️

The 1985 May superoutburst of the dwarf nova OY Carinae - I. Optical and infrared photometry

scientific article published in January 1987

The 1985 May superoutburst of the dwarf nova OY Carinae - II. IUE and EXOSAT observations

scientific article published in January 1988

The 1989 and 2015 outbursts of V404 Cygni: a global study of wind-related optical features

scientific article

The 1993 August minioutburst of GRO J0422+32 ⬇️

scholarly article

The Liverpool Telescope Spectrograph: FRODOSpec

scholarly article

The May 1985 superoutburst of OY Carinae: I. Structure of the outer disk from optical and IR observations

scientific article

The May 1985 superoutburst of OY Carinae: II. Phase-resolved IUE spectroscopy and EXOSAT observations

scientific article

The X-ray binary X2127+119 in M15: evidence for a very low mass, stripped-giant companion

scholarly article

The X-ray off-state of the supersoft source CAL 83 and its interpretation

scholarly article

The X-ray source population of the globular cluster M15: Chandra high-resolution imaging

scientific article

The X-ray spectrum and structure of the supernova remnant IC 443

scientific article published in January 1977

The X-ray structure of supernova remnants - I. Cassiopeia A

scientific article published in January 1977

The X-ray structure of supernova remnants. II. Puppis A

scientific article published in January 1978

The X-ray structure of the Perseus cluster of galaxies ⬇️

scholarly article

The X-ray transient 3A 1431-409 : A highly active RS CVn system

scholarly article

The X-ray transient XTE J1859 + 226 in outburst and quiescence

scientific article

The X-ray transient XTE J2012+381

scientific article published in January 1999

The black hole transient Nova Scorpii 1994 ( = GRO J1655 - 40): orbital ephemeris and optical light curve

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