Publications (38)
A directed search for gravitational waves from Scorpius X-1 with initial LIGO
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +891
We present results of a search for continuously-emitted gravitational radiation, directed at the brightest low-mass X-ray binary, Scorpius X-1. Our semi-coherent analysis covers 10…
Search for gravitational waves associated with gamma-ray bursts detected by the InterPlanetary Network
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +901
We present the results of a search for gravitational waves associated with 223 gamma-ray bursts (GRBs) detected by the InterPlanetary Network (IPN) in 2005-2010 during LIGO's fifth…
A directed search for continuous Gravitational Waves from the Galactic Center
The LIGO Scientific Collaboration, The Virgo Collaboration, J. Aasi +871
We present the results of a directed search for continuous gravitational waves from unknown, isolated neutron stars in the Galactic Center region, performed on two years of data fr…
The Discovery and Nature of Optical Transient CSS100217:102913+404220
A. J. Drake, S. G. Djorgovski, A. Mahabal +32
We report on the discovery and observations of the extremely luminous optical transient CSS100217:102913+404220 (CSS100217 hereafter). Spectroscopic observations show this transien…
First all-sky search for continuous gravitational waves from unknown sources in binary systems
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +849
We present the first results of an all-sky search for continuous gravitational waves from unknown spinning neutron stars in binary systems using LIGO and Virgo data. Using a specia…
Methods and results of a search for gravitational waves associated with gamma-ray bursts using the GEO600, LIGO, and Virgo detectors
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +889
In this paper we report on a search for short-duration gravitational wave bursts in the frequency range 64 Hz-1792 Hz associated with gamma-ray bursts (GRBs), using data from GEO60…
Thermo-physical properties of 162173 (1999 JU3), a potential flyby and rendezvous target for interplanetary missions
T. G. Mueller, J. Durech, S. Hasegawa +15
Near-Earth asteroid 162173 (1999 JU3) is a potential flyby and rendezvous target for interplanetary missions because of its easy to reach orbit. The physical and thermal properties…
Narrow-band search of continuous gravitational-wave signals from Crab and Vela pulsars in Virgo VSR4 data
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +894
In this paper we present the results of a coherent narrow-band search for continuous gravitational-wave signals from the Crab and Vela pulsars conducted on Virgo VSR4 data. In orde…
The Gravitational Universe
The eLISA Consortium, :, P. Amaro Seoane +158
The last century has seen enormous progress in our understanding of the Universe. We know the life cycles of stars, the structure of galaxies, the remnants of the big bang, and hav…
Searches for continuous gravitational waves from nine young supernova remnants
J. Aasi, B. P. Abbott, R. Abbott +887
We describe directed searches for continuous gravitational waves in data from the sixth LIGO science data run. The targets were nine young supernova remnants not associated with pu…
Application of a Hough search for continuous gravitational waves on data from the 5th LIGO science run
The LIGO Scientific Collaboration, The Virgo Collaboration, J. Aasi +876
We report on an all-sky search for periodic gravitational waves in the frequency range with the first derivative of frequency in the range $-8.9 \times 10^{-1…
The Catalina Real-time Transient Survey
A. J. Drake, S. G. Djorgovski, A. Mahabal +8
The Catalina Real-time Transient Survey (CRTS) currently covers 33,000 deg^2 of the sky in search of transient astrophysical events, with time baselines ranging from 10 minutes to…
SDWFS-MT-1: A Self-Obscured Luminous Supernova at z~0.2
Szymon Kozlowski, C. S. Kochanek, D. Stern +22
We report the discovery of a six-month-long mid-infrared transient, SDWFS-MT-1 (aka SN 2007va), in the Spitzer Deep, Wide-Field Survey of the NOAO Deep Wide-Field Survey Bootes fie…
Search for long-lived gravitational-wave transients coincident with long gamma-ray bursts
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +875
Long gamma-ray bursts (GRBs) have been linked to extreme core-collapse supernovae from massive stars. Gravitational waves (GW) offer a probe of the physics behind long GRBs. We inv…
The NINJA-2 project: Detecting and characterizing gravitational waveforms modelled using numerical binary black hole simulations
The LIGO Scientific Collaboration, the Virgo Collaboration, 2 Collaboration +888
The Numerical INJection Analysis (NINJA) project is a collaborative effort between members of the numerical relativity and gravitational-wave astrophysics communities. The purpose…
Evidence for a Milky Way Tidal Stream Reaching Beyond 100 kpc
A. J. Drake, M. Catelan, S. G. Djorgovski +9
We present the analysis of 1,207 RR Lyrae found in photometry taken by the Catalina Survey's Mount Lemmon telescope. By combining accurate distances for these stars with measuremen…
Spectroscopic Classification of Extragalactic Transients from CRTS
A. J. Drake, S. G. Djorgovski, M. J. Graham +5
The Catalina Real-time Transient Survey (CRTS) carried out a public survey for optical transients between 2007 and 2019, discovering more than 16,000 transient candidates. Here we…
Searching for stochastic gravitational waves using data from the two co-located LIGO Hanford detectors
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +873
Searches for a stochastic gravitational-wave background (SGWB) using terrestrial detectors typically involve cross-correlating data from pairs of detectors. The sensitivity of such…
A serendipitous all sky survey for bright objects in the outer solar system
M. E. Brown, M. E. Bannister, B. P. Schmidt +9
We use seven year's worth of observations from the Catalina Sky Survey and the Siding Spring Survey covering most of the northern and southern hemisphere at galactic latitudes high…
Ultra-short Period Binaries from the Catalina Surveys
A. J. Drake, S. G. Djorgovski, D. Garcia-Alvarez +10
We investigate the properties of 367 ultra-short period binary candidates selected from 31,000 sources recently identified from Catalina Surveys data. Based on light curve morpholo…
Multimessenger Search for Sources of Gravitational Waves and High-Energy Neutrinos: Results for Initial LIGO-Virgo and IceCube
The IceCube Collaboration, The LIGO Scientific Collaboration, The Virgo Collaboration +1185
We report the results of a multimessenger search for coincident signals from the LIGO and Virgo gravitational-wave observatories and the partially completed IceCube high-energy neu…
Improved Upper Limits on the Stochastic Gravitational-Wave Background from 2009-2010 LIGO and Virgo Data
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +846
Gravitational waves from a variety of sources are predicted to superpose to create a stochastic background. This background is expected to contain unique information from throughou…
Search for gravitational radiation from intermediate mass black hole binaries in data from the second LIGO-Virgo joint science run
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +847
This paper reports on an unmodeled, all-sky search for gravitational waves from merging intermediate mass black hole binaries (IMBHB). The search was performed on data from the sec…
First Searches for Optical Counterparts to Gravitational-wave Candidate Events
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +904
During the LIGO and Virgo joint science runs in 2009-2010, gravitational wave (GW) data from three interferometer detectors were analyzed within minutes to select GW candidate even…
Discovery, classification, and scientific exploration of transient events from the Catalina Real-time Transient Survey
A. A. Mahabal, S. G. Djorgovski, A. J. Drake +8
Exploration of the time domain - variable and transient objects and phenomena - is rapidly becoming a vibrant research frontier, touching on essentially every field of astronomy an…
First Results from the Catalina Real-time Transient Survey
A. J. Drake, S. G. Djorgovski, A. Mahabal +10
We report on the results from the first six months of the Catalina Real-time Transient Survey (CRTS). In order to search for optical transients with timescales of minutes to years,…
Search for gravitational wave ringdowns from perturbed intermediate mass black holes in LIGO-Virgo data from 2005-2010
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +849
We report results from a search for gravitational waves produced by perturbed intermediate mass black holes (IMBH) in data collected by LIGO and Virgo between 2005 and 2010. The se…
Discovery of 9,000 new RR Lyrae in the Southern Catalina Surveys
G. Torrealba, M. Catelan, A. J. Drake +8
We present the results of a deep, wide-area variability survey in the Southern hemisphere, the first of its kind. As part of the Catalina Sky Surveys, the Siding Spring Survey (SSS…
The Catalina Surveys Periodic Variable Star Catalog
A. J. Drake, M. J. Graham, S. G. Djorgovski +18
We present ~47,000 periodic variables found during the analysis of 5.4 million variable star candidates within a 20,000 square degree region covered by the Catalina Surveys Data Re…
Discovery of the Extremely Energetic Supernova 2008fz
A. J. Drake, S. G. Djorgovski, J. L. Prieto +7
We report on the discovery and initial observations of the energetic type IIn supernova (SN), 2008fz. The optical energy emitted by SN 2008fz (based on the light curve over a 88 da…
Constraints on cosmic strings from the LIGO-Virgo gravitational-wave detectors
J. Aasi, J. Abadie, B. P. Abbott +873
Cosmic strings can give rise to a large variety of interesting astrophysical phenomena. Among them, powerful bursts of gravitational waves (GWs) produced by cusps are a promising o…
Characterization of the LIGO detectors during their sixth science run
The LIGO Scientific Collaboration, The Virgo Collaboration, J. Aasi +867
In 2009-2010, the Laser Interferometer Gravitational-wave Observa- tory (LIGO) operated together with international partners Virgo and GEO600 as a network to search for gravitation…
Results of a systematic search for outburst events in 1.4 million galaxies
A. J. Drake, S. G. Djorgovski, M. J. Graham +5
We present an analysis of nine years of Catalina Surveys optical photometry for 1.4 million spectroscopically confirmed SDSS galaxies. We find 717 outburst events that were not rep…
Implementation of an F-statistic all-sky search for continuous gravitational waves in Virgo VSR1 data
J. Aasi, B. P. Abbott, R. Abbott +848
We present an implementation of the -statistic to carry out the first search in data from the Virgo laser interferometric gravitational wave detector for periodic grav…
Discovery of eclipsing white dwarf systems in a search for Earth-size companions
A. J. Drake, E. Beshore, M. Catelan +6
Although white dwarfs are believed to be the end point of most stellar evolution, unlike main sequence stars, they have not yet been the subject of dedicated time-domain surveys fo…
Gravitational waves from known pulsars: results from the initial detector era
J. Aasi, J. Abadie, B. P. Abbott +892
We present the results of searches for gravitational waves from a large selection of pulsars using data from the most recent science runs (S6, VSR2 and VSR4) of the initial generat…
A guide to LIGO-Virgo detector noise and extraction of transient gravitational-wave signals
The LIGO Scientific Collaboration, the Virgo Collaboration, B. P. Abbott +1135
The LIGO Scientific Collaboration and the Virgo Collaboration have cataloged eleven confidently detected gravitational-wave events during the first two observing runs of the advanc…
Cataclysmic Variables from the Catalina Real-time Transient Survey
A. J. Drake, B. T. Gaensicke, S. G. Djorgovski +10
We present 855 cataclysmic variable candidates detected by the Catalina Real-time Transient Survey (CRTS) of which at least 137 have been spectroscopically confirmed and 705 are ne…