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Related papers: The Brera Multi-scale Wavelet Chandra Survey. I. S…

200 papers

The first X-ray source catalog of Insight-HXMT Galactic Plane (|b|<10deg) Scanning Survey (GPSS) is presented based on the data accumulated from June 2017 to August 2021. The 4 yr limit sensitivities at main energy bands can reach…

High Energy Astrophysical Phenomena · Physics 2023-04-12 Chen Wang , Jin-Yuan Liao , Ju Guan , Yuan Liu , Cheng-Kui Li , Na Sai , Qi Luo , Jing Jin , Yi Nang , Shuang-Nan Zhang

We present a new image of the 5.5 GHz radio emission from the extended Chandra Deep Field South. Deep radio observations at 5.5 GHz were obtained in 2010 and presented in the first data release. A further 76 hours of integration has since…

Astrophysics of Galaxies · Physics 2015-10-07 M. T. Huynh , M. E. Bell , A. M. Hopkins , R. P. Norris , N. Seymour

Upcoming next-generation sky surveys will detect large number of faint objects with magnitudes larger than 25. When objects are crowded within a limited a field of view, blending becomes unavoidable. Blending leads to the omission of many…

Instrumentation and Methods for Astrophysics · Physics 2026-03-03 Yibo Yan , Chao Liu , Jiadong Li , Feng Wang

We consider wavelets as a tool to perform a variety of tasks in the context of analyzing cosmic microwave background (CMB) maps. Using Spherical Haar Wavelets we define a position and angular-scale-dependent measure of power that can be…

Astrophysics · Physics 2009-10-31 L. Tenorio , A. H. Jaffe , S. Hanany , C. H. Lineweaver

The 2 Micron All-Sky Survey (2MASS) will observe over one-million galaxies and extended Galactic sources covering the entire sky at wavelengths between 1 and 2 microns. The survey catalog will have both high completeness and reliability…

Astrophysics · Physics 2009-10-31 T. H. Jarrett , T. Chester , R. Cutri , S. Schneider , M. Skrutskie , J. P. Huchra

We report on 0.3-10 keV X-ray observations by the Chandra X-ray Observatory of the fields of 22 sources that were discovered as hard X-ray (20-100 keV) sources by the INTEGRAL satellite (IGR sources). The purpose of the Chandra observations…

High Energy Astrophysical Phenomena · Physics 2009-08-05 John A. Tomsick , Sylvain Chaty , Jerome Rodriguez , Roland Walter , Philip Kaaret

As a pilot study for the first all-sky radio survey at short wavelengths, we have observed 1216 sq. deg. of the southern sky at 18GHz (16mm) using a novel wide-band (3.4GHz bandwidth) analogue correlator on one baseline of the Australia…

The 174 ks Chandra Advanced CCD Imaging Spectrometer exposure of the Large Area Lyman Alpha Survey (LALA) Cetus field is the second of the two deep Chandra images on LALA fields. In this paper we present the Chandra X-ray sources detected…

We present the 2SXPS (Swift-XRT Point Source) catalog, containing 206,335 point sources detected by the Swift X-ray Telescope (XRT) in the 0.3--10 keV energy range. This catalog represents a significant improvement over 1SXPS, with double…

Instrumentation and Methods for Astrophysics · Physics 2020-04-08 P. A. Evans , K. L. Page , J. P. Osborne , A. P. Beardmore , R. Willingale , D. N. Burrows , J. A. Kennea , M. Perri , M. Capalbi , G. Tagliaferri , S. B. Cenko

Compiled radio spectra are presented for 208 extragalactic sources from the catalog created from the WMAP satellite all-sky survey data in a range of 23-94 GHz taken during the first year of its operation in orbit. 205 out of 208 WMAP…

Astrophysics · Physics 2007-05-23 Sergei A. Trushkin

We introduce the Serendipitous H-ATLAS-fields Observations of Radio Extragalactic Sources (SHORES) multiple pencil beam survey that observed at 2.1 GHz with the Australia Telescope Compact Array (ATCA) 29 fields in total intensity and…

We present the first source catalog of the Solid-state Slit Camera (SSC) of the Monitor of All-sky X-ray Image (MAXI) mission on the International Space Station, using the 45-month data from 2010 August to 2014 April in 0.7--7.0~keV bands.…

High Energy Astrophysical Phenomena · Physics 2016-03-23 Hiroshi Tomida , Daiki Uchida , Hiroshi Tsunemi , Ritsuko Imatani , Masashi Kimura , Satoshi Nakahira , Takanori Hanayama , Koshiro Yoshidome

Aims: Imaging and spectroscopy of X-ray extended sources require a proper characterisation of a spatially unresolved background signal. This background includes sky and instrumental components, each of which are characterised by its proper…

Instrumentation and Methods for Astrophysics · Physics 2014-06-04 Iacopo Bartalucci , Pasquale Mazzotta , Hervé Bourdin , Alexey Vikhlinin

We present the first results from our pilot 500 ks Chandra-LETG Large Program observation of the soft X-ray brightest source in the z>=0.4 sky, the blazar 1ES 1553+113, aimed to secure the first uncontroversial detections of the missing…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-11 F. Nicastro , M. Elvis , Y. Krongold , S. Mathur , A. Gupta , C. Danforth , X. Barcons , S. Borgani , E. Branchini , R. Cen , R. Davé , J. Kaastra , F. Paerels , L. Piro , J. M. Shull , Y. Takei , L. Zappacosta

We present a comprehensive X-ray point source catalog of NGC 404 obtained as part of the Chandra Local Volume Survey. A new, 97 ks Chandra ACIS-S observation of NGC 404 was combined with archival observations for a total exposure of ~123…

High Energy Astrophysical Phenomena · Physics 2015-06-12 B. Binder , B. F. Williams , M. Eracleous , T. J. Gaetz , A. K. H. Kong , E. D. Skillman , D. R. Weisz

We report on a systematic and sensitive search for pulsars and transient sources in the nearby spiral galaxy M33, conducted at 1.4 GHz with the Arecibo telescope's seven-beam receiver system, ALFA. Data were searched for both periodic and…

Astrophysics of Galaxies · Physics 2015-05-27 N. D. R. Bhat , J. M. Cordes , P. J. Cox , J. S. Deneva , T. H. Hankins , T. J. W. Lazio , M. A. McLaughlin

We present results from a sample of 106 high-luminosity IRAS sources observed with the Very Large Array in the B and C configurations. 96 sources were observed in the X-band and 52 in the K-band, with 42 of them observed at both…

Astrophysics of Galaxies · Physics 2023-06-16 D. Quiroga-Gonzalez , M. A. Trinidad , E. de la Fuente , J. M. Masque , T. Rodriguez-Esnard

We present our first results on field X-ray sources detected in a deep, 184.7 ks observation with the ACIS-I camera on Chandra. The observations target the Lynx field of SPICES, and contains three known X-ray-emitting clusters out to…

The ~1 Ms Chandra Deep Field North observation is used to study the extended X-ray sources in the region surrounding the Hubble Deep Field North (HDF-N), yielding the most sensitive probe of extended X-ray emission at cosmological distances…