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List of works by Hale Bradt

1-10 keV X-ray sky near the galactic centre

scientific article published on 01 January 1971

1H 0709-360 : a cataclysmic variable with an orbital period inside the "period gap"

scientific article published in January 1990

2S 0114+650

scientific article

2S 1417-624 : a variable galactic X-ray source near CG 312-1

scholarly article

A Systematic Search for Periodicities inRXTEASM Data

scientific article published in April 2006

A rapid energetic X-ray flare in the quasar PKS0558–504

scientific article published in Nature

A six-month X-ray survey of the Large Magellanic Cloud with the HEAO 1 scanning modulation collimator

scholarly article

An extended and more sensitive search for periodicities in Rossi X-ray Timing Explorer/All-sky monitor X-ray light curves

scientific article published in January 2011

An optical search X-ray sources in Sagittarius

scholarly article

An optical search for the X-ray sources GX 3+1, GX 5-1, GX 9+1, and GX 17+2

Candidates for a gamma-ray burster optical counterpart

scholarly article

Celestial Positions of X-Ray Sources in Sagittarius

scientific article published in the Astrophysical Journal

Circinus X-1: X-ray observations with SAS 3

scientific article published in The Astrophysical Journal Letters in 1982

Discovery of a 283-second periodic variation in the X-ray source 3U 0900-40

scientific article

Discovery of three new RS Canum Venaticorum-like counterparts to HEAO1 X-ray sources

scientific article

EXOSAT study of the accretion flow galaxy PKS 2354-35, identified with 4U 0009-33 by the HEAO-1 modulation collimator

scholarly article

Evidence for the binary nature of A 0535+26

scientific article

First results from the all-sky monitor on the Rossi X-ray Timing Explorer

scientific article published in January 1996

GINGA observations of an AM Herculis type source H 0538+608

scientific article published in January 1991

GRO J1655-40

Gamma-ray burst positions from the ASM on RXTE

H 0323+022 : a new BL Lacertae object with extremely rapid variability

scientific article published in the Astrophysical Journal

H 0323+022: a puzzling high-latitude X-ray/optical/radio source

scholarly article

H 0323+022: a remarkably variable BL Lac object

scientific article published in January 1985

H 0538+608 (=BY Camelopardalis): an asynchronously rotating AM Herculis binary ?

scientific article published in January 1992

H 1743-32

scholarly article

H0323+022: Classification as a BL Lac and EXOSAT coordinated observations

scholarly article

H0583+608 : a bright AM Herculis-type X-ray source

scientific article published in January 1986

HE 0435-1223: A wide separation quadruple QSO and gravitational lens

scientific article published in January 2002

Identification of 4U 1651+39 with the BL Lacertae object Markarian 501 with the modulation collimator on HEAO 1

scientific article

Identification of the nucleus of NGC 5128

scholarly article

Identification of the variable X-ray sources GX 339-4, MXB 1659-29 by the scanning modulation collimator on HEAO 1

scholarly article

Identification of two southern X-ray emitting cataclysmic variables

scholarly article

Identifications of new, X-ray bright, cataclysmic variables with the HEAO-1 scanning modulation collimator

scholarly article in Bulletin of the American Astronomical Society, vol. 16, 1984

Initial results of an Einstein Observatory "Shallow Survey" near HEAO-1 X-ray source locations

scientific article published in January 1988

Intense X-ray flares from Aquila X-1 and Circinus X-1

scholarly article

LMC X-1, X-2 and X-3: precise positions from the HEAO 1 modulation collimator

Limit on X-ray emission from a supernova during maximum light

Limits on rapid X-ray pulsing in X-ray binaries

scientific article published in January 1974

Localizations of 13 gamma-ray bursts by the all-sky monitor on the Rossi X-ray timing explorer

scientific article published in January 1999

Location of pulsating binary X-ray source 4U 1538-52 with the HEAO-1 scanning modulation collimator

scholarly article

Location of the Norma transient with the HEAO 1 scanning modulation collimator

scientific article published in January 1978

Location of the recurrent (LMC?) X-ray transient A 0538-66 with the HEAO 1 scanning modulation collimator

scientific article published in January 1979

Location of three stellar X-ray sources at high galactic latitudes with the HEAO 1 scanning modulation collimator

scientific article published in January 1979

Measurements of X-ray source positions by the scanning modulation collimator on HEAO 1

scientific article

Multi-frequency observations of H2106-099: a weak blue bump, variable Seyfert 1 with strong UV Fe II

scholarly article in Bulletin of the American Astronomical Society, vol. 23, 1991

Multiwaveband studies of X-ray selected active galactic nuclei

NGC 2110: an X-ray/radio galaxy with elliptical (?) morphology

scholarly article

New X-ray source in Perseus

New optical identifications of X-ray sources from the HEAO A-3 scanning modulation collimator

scientific article published in January 1983

Newly discovered BL Lacertae objects identified as bright X-ray source counterparts by the HEAO-1 scanning modulation collimator

scholarly article

Nova Ophiuchi 1977: an X-ray Nova

scholarly article

Observation of X-ray lines from a gamma-ray burst (GRB991216): evidence of moving ejecta from the progenitor.

scientific article

On the optical identification of Sco X-1

On the optical identifications of five X-ray sources

scientific article published in January 1977

Optical observations of new X-ray emitting cataclysmic variables

scientific article

Orbital modulation of x-rays from Cygnus X-1 in its hard and soft states

scholarly article

Position and pulse profile of the X-ray transient 4U 0115+63

Position for the rapid burster MXB 1730-335 determined with the scanning modulation collimator on HEAO 1

scientific article published in January 1978

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

scientific article published in January 1978

Positions of X-ray sources in the Sagittarius region

scholarly article

Positions of galactic X-ray sources

Positions of galactic X-ray sources

scientific article published in January 1977

Positions of galactic X-ray sources : -20<lII<+6

scientific article published in January 1978

Positions of galactic X-ray sources : 320<lII<340

scientific article published in January 1978

Positions of galactic X-ray sources : 55 <lII<320

scientific article published in January 1978

Positions of galactic X-ray sources Cir X-1, TrA X-1 and 3U 1626-67

scientific article published in January 1977

Positions of three X-ray burst sources

scholarly article

Possible X-ray counterparts of gamma-ray sources

article by Maraschi L. et al published 1978 in Nature

Precise positions and optical search for the 38 second X-ray, pulsar near OAO 1653-40 and upper limit on X-ray emission from V861 Scorpii

scientific article published in January 1980

Quasi-periodic oscillations associated with spectral branches in rossi X-ray timing explorer observations of Circinus X-1

scholarly article

Rapid X-ray and optical flares from Scorpius X-1

scientific article published in January 1981

Recurrent brief X-ray bursts from the globular cluster NGC 6624

scholarly article

Rossi X-ray timing explorer all-sky monitor localization of Sgr 1627-41

scientific article published in January 1999

Rossi X-ray timing explorer discovery of coherent millisecond pulsations during an X-ray burst from KS 1731-260

scientific article published in January 1997

SS Cyg as a hard X-ray source identified with the scanning modulation collimator on HEAO 1

scientific article published in January 1978

Scattering and iron fluorescence revealed during absorption dips in Circinus X-1

Simultaneous X-ray and optical observations of GX 339-4 in an X-ray high state

Ten cataclysmic variables discovered as HEAO-1 X-ray sources; one with an orbital period inside the period gap

scholarly article

The Correlated Intensity and Spectral Evolution of Cygnus X-1 During State Transitions

scientific article published on 10 January 2001

The MIT/OSO 7 catalog of X-ray sources : intensities, spectra and long-term variability

scientific article published in January 1979

The Ophiuchus cluster: a bright X-ray cluster of galaxies at low galactic latitude

scientific article published in January 1981

The X-ray cooling flow in the cluster of galaxies around PKS 2354-35

scientific article published in January 1991

The X-ray selected cataclysmic variables H0459+246 and H0857-242

scholarly article

The X-ray, optical, and radio behavior of Scorpius X-1: the 1971 coordinated observations

The complete ``Z'' track of Circinus X-1

scientific article published in January 1999

The continuing study of the unusual AM Her type variable H 0538+608

scientific article published in January 1989

The discovery of eight bright active galactic nuclei observed with the HEAI 1 scanning modulation collimator

scientific article published in January 1986

The steep X-ray spectra of the QSO's PKS 0558-504 and I ZW 1

scholarly article in Bulletin of the American Astronomical Society, vol. 18, 1986

The three minute rise X-ray flare in PKS 0558-504

scholarly article

The transient X-ray source A 0620-00: intensity variations and evidence for an 8 day periodicity

article published in 1976

The transient periodic X-ray source in Taurus A0535+26

The weak blue bump of H2106-099 and active galactic nuclei dereddening

scientific article published in January 1996

Transient X-ray sources observed with the RXTE all-sky monitor after 3.5 years

scientific article published in January 2002

Two probable optical flashes from gamma-ray bursters

scientific article published in January 1984

Unidentified galactic X-ray sources positioned with the HEAO-1 scanning modulation collimator

scientific article

Wra 977 and SAO 251595

X-ray pulse profile and celestial position of Hercules X-1

scientific article published in January 1973

X-ray sources

scientific article

X-ray sources

X-ray timing and spectral evolution of Circinus X-1 versus orbital phase with the Rossi X-ray Timing Explorer

scientific article published in January 1996

X-ray timing explorer mission

scientific article published in January 1993

X-rays from the Orion Trapezium

X1908+075: an X-ray binary with a 4.4 day period

X‐Ray Light Curves of Gamma‐Ray Bursts Detected with the All‐Sky Monitor onRXTE

scholarly article