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Authors whose works are in public domain in at least one jurisdiction

List of works by Paul J. Callanan

1-50 of 80 results

A period distribution of X-ray binaries observed in the central region of M31 with Chandra and the Hubble space telescope

scientific article

A catalog of transient X-ray sources in M31

The mass of the neutron star in the binary millisecond pulsar PSR J1012+5307

scientific article published in January 1998

Observations of the X-ray Nova GRO J0422+32. 1: Outburst and the decay to quiescence

scientific article published in the Astrophysical Journal

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

scientific article

A black hole in the superluminal source SAX J1819.3-2525 (V4641 Sgr)

scholarly article by Orosz J. A. et al published 2001 in Letters of the Astrophysical Journal

The soft X-ray transient GS 2000+25. I. An 8.3 hr modulation during outburst

scientific article

On the mass of the black hole in GS 2000+25

scientific article published in January 1996

The 14.8-h orbital period of GX 339-4

scientific article published in January 1992

Power-law decays in the optical counterparts of GRB 970228 and GRB 970508

scientific article published in January 1998

Hubble Space TelescopeAdvanced Camera for Surveys Imaging of ω Centauri: Optical Counterpart for the Quiescent Low‐Mass X‐Ray Binary

scientific article published in the Astrophysical Journal

The soft X-ray transient GS 2000+25 - II. An ellipsoidal modulation in quiescence

scientific article

EXOSAT observations of the X-ray source in M 15

scientific article published in January 1987

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

scientific article published in Astronomy and Astrophysics

Observations of GRO J0422+32. III. A Low-Inclination Black Hole X-Ray Nova

scholarly article by Paul J. Callanan et al published April 1996 in The Astrophysical Journal

The dynamics of M15: observations of the velocity dispersion profile and Fokker-Planck models

scientific article published in January 1997

Spectroscopic identification of probable cataclysmic variables in the globular cluster NGC 6397

scientific article published in January 1995

X-ray observations of NGC 1851 and the globular cluster LMXBs

scientific article

The light curve of the companion to PSR B1957+20

scientific article published in January 2007

The identity and position of X-ray sources in globular clusters: radio emission from NGC6712

scientific article published in Nature

Spectroscopy of faint, high latitude cataclysmic variable candidates

scientific article

Two neutron star soft X-ray transients in quiescence: 4U 2129+47 and EXO 0748-676

scientific article published in January 1999

The faint X-ray sources in and out of omega Centauri: X-ray observations and optical identifications

Infrared contamination in Galactic X-ray novae

scientific article

X-ray transient in M 32

Driving the Beat: Time-resolved Spectra of the White Dwarf Pulsar AR Scorpii

Observations of the X-ray nova GRO J0422+32. II. Optical spectra approaching quiescence

scientific article published in January 1996

Accretion disks in low-mass X-ray binaries

scholarly article

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

scientific article published in Nature

An EUVE observation of the globular cluster M15: the first detection of a low-mass X-ray binary ?

The orbital light curve of PSR 1957+20

scientific article

Aquila X-1 in outburst and quiescence

scientific article

Optical spectroscopy and Doppler tomography of Cygnus X-2

scientific article published in January 2009

Optical Spectroscopy of SWIFT J1753.5-0127

scholarly article

A black hole in the superluminal source SAX J1819.3-2525 (V4641 Sgr)

scientific article published in January 2000

X-ray binaries in globular clusters

scientific article published in January 1988

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

XTE J0421+560 and CI CAMELOPARDALIS

GX 17+2

The optical light curve of PSR 1957+20

scientific article

Time-resolved spectroscopy of the M15 X-ray binary AC211/X2127+119

scientific article published in January 2003

IGR J17418-12122 - USNO 0778-0495204 is an AGN

scientific article published in January 2004

Optical spectroscopy and photometry of SAX J1808.4-3658 in outburst

scientific article

Ground- and space-based study of two globular cluster cataclysmic variables: M22 CV1 and M5 V101

scientific article published in January 2011

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

scientific article

Return of the King: time-series photometry of FO Aquarii's initial recovery from its unprecedented 2016 low state

scientific article published in the Astrophysical Journal

GM Sagittarii

scientific article

Optical observations of 4U 1915-05 and the stability of the long term ephemeris

scientific article published in January 1995

A DeepExtremeUltravioletExplorerObservation of the Extreme Ultraviolet Transient RE J1255+266

scientific article published in the Astrophysical Journal

Optical observations of low-mass X-ray binaries and millisecond pulsars

scientific article published in January 1992