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We spectroscopically detected 838 likely, 448 probable, and 265 possible strong lens candidates within $\approx2$ million galaxy spectra contained within the extended Baryon Oscillation Spectroscopic Survey (eBOSS) from the sixteenth data…

星系天体物理 · 物理学 2021-02-10 Michael S. Talbot , Joel R. Brownstein , Kyle S. Dawson , Jean-Paul Kneib , Julian Bautista

The Hungarian-made Automated Telescope network (HATnet) is an ongoing project to detect transiting extra-solar planets using small aperture (11 cm diameter), robotic telescopes. In this paper we present the results from using image…

天体物理学 · 物理学 2009-11-10 J. D. Hartman , G. Bakos , K. Z. Stanek , R. W. Noyes

Spectroscopic data are necessary to break degeneracies in asteroseismic modelling of the interior structure in high- and intermediate-mass stars. We derive precise photospheric stellar parameters for a sample of 166 B-type stars with TESS…

Utilizing high-cadence and continuous g- and r-band data over three nights acquired from the 3.6-meter Canada France Hawaii Telescope (CFHT) aimed to find short-duration microlensing events, we conduct a systematic search for variables,…

太阳与恒星天体物理 · 物理学 2024-04-11 Hongrui Gu , Haibo Yuan , Subo Dong , Chenfa Zheng , Shenzhe Cui , Yi Ren , Haozhu Fu , Yang Huang , Zhou Fan

This paper reports new, more sensitive observations of nine of the eleven extrastatistical signals in the Megachannel Extraterrestrial Assay (META). These extrastatistical signals had all of the expected characteristics of a transmission…

天体物理学 · 物理学 2009-11-07 T. Joseph W. Lazio , Jill Tarter , Peter R. Backus

Searching for low energy counterparts of gamma-ray sources is one of the major challenges in modern gamma-ray astronomy. In the third Fermi source catalog about 30 % of detected sources are unidentified/unassociated Gamma-ray Sources…

星系天体物理 · 物理学 2019-03-26 Peña-Herazo , H. A. , Marchesini , E. J. , Álvarez Crespo , N. , Ricci , F. , Massaro , F. , Chavushyan , V. , Landoni , M. , Strader , J. , Chomiuk , L. , Cheung , C. C. , Masetti , N. , Jiménez-Bailón , E. , D'Abrusco , R. , Paggi , A. , Milisavljevic , D. , La Franca , F. , Smith , H. A. , Tosti , G.

The extragalactic $\gamma$-ray sky is dominated by emission from blazars, a peculiar class of active galactic nuclei (AGNs). Many of the $\gamma$-ray sources included in Fermi -Large Area Telescope Third Source catalog (3FGL) are classified…

We report the combined results of eight searches for strong gravitational lens systems in the full 5,000 sq. deg. of Dark Energy Survey (DES) observations. The observations accumulated by the end of the third observing season fully covered…

The Transiting Exoplanet Survey Satellite (TESS) is a wide-field all-sky survey mission designed to detect Earth-sized exoplanets. After over four years photometric surveys, data from sectors 1-57, including approximately 1,050,000 light…

太阳与恒星天体物理 · 物理学 2025-04-02 Li-Heng Wang , Kai Li , Xiang Gao , Ya-Ni Guo , Guo-You Sun

We present a systematic single-dish search for molecular outflows toward a sample of 9 candidate low-luminosity protostars and 30 candidate Very Low Luminosity Objects (VeLLOs; L_int < 0.1 L_sun). The sources are identified using data from…

太阳与恒星天体物理 · 物理学 2015-06-11 Kamber R. Schwarz , Yancy L. Shirley , Michael M. Dunham

We present the catalog of 477 spectra from the Serendipitous Extragalactic X-ray Source Identification (SEXSI) program, a survey designed to probe the dominant contributors to the 2-10 keV cosmic X-ray background. Our survey covers 1 deg^2…

天体物理学 · 物理学 2009-11-11 Megan E. Eckart , Daniel Stern , David J. Helfand , Fiona A. Harrison , Peter H. Mao , Sarah A. Yost

Runaway stars form bow shocks by ploughing through the interstellar medium at supersonic speeds and are promising sources of non-thermal emission of photons. One of these objects has been found to emit non-thermal radiation in the radio…

高能天体物理现象 · 物理学 2018-04-11 H. E. S. S. Collaboration , : , H. Abdalla , A. Abramowski , F. Aharonian , F. Ait Benkhali , A. G. Akhperjanian , T. Andersson , E. O. Angüner , M. Arakawa , M. Arrieta , P. Aubert , M. Backes , A. Balzer , M. Barnard , Y. Becherini , J. Becker Tjus , D. Berge , S. Bernhard , K. Bernlöhr , R. Blackwell , M. Böttcher , C. Boisson , J. Bolmont , P. Bordas , J. Bregeon , F. Brun , P. Brun , M. Bryan , M. Büchele , T. Bulik , M. Capasso , J. Carr , S. Casanova , M. Cerruti , N. Chakraborty , R. Chalme-Calvet , R. C. G. Chaves , A. Chen , J. Chevalier , M. Chrétien , M. Coffaro , S. Colafrancesco , G. Cologna , B. Condon , J. Conrad , Y. Cui , I. D. Davids , J. Decock , B. Degrange , C. Deil , J. Devin , P. deWilt , L. Dirson , A. Djannati-Ataï , W. Domainko , A. Donath , L. O'C. Drury , K. Dutson , J. Dyks , T. Edwards , K. Egberts , P. Eger , J. -P. Ernenwein , S. Eschbach , C. Farnier , S. Fegan , M. V. Fernes , A. Fiasson , G. Fontaine , A. F örster , S. Funk , M. Füßling , S. Gabici , M. Gajdus , Y. A. Gallant , T. Garrigoux , G. Giavitto , B. Giebels , J. F. Glicenstein , D. Gottschall , A. Goyal , M. -H. Grondin , J. Hahn , M. Haupt , J. Hawkes , G. Heinzelmann , G. Henri , G. Hermann , O. Hervet , J. A. Hinton , W. Hofmann , C. Hoischen , M. Holler , D. Horns , A. Ivascenko , H. Iwasaki , A. Jacholkowska , M. Jamrozy , M. Janiak , D. Jankowsky , F. Jankowsky , M. Jingo , T. Jogler , L. Jouvin , I. Jung-Richardt , M. A. Kastendieck , K. Katarzyński , M. Katsuragawa , U. Katz , D. Kerszberg , D. Khangulyan , B. Khélifi , M. Kieffer , J. King , S. Klepser , D. Klochkov , W. Kluźniak , D. Kolitzus , Nu. Komin , K. Kosack , S. Krakau , M. Kraus , P. P. Krüger , H. Laffon , G. Lamanna , J. Lau , J. -P. Lees , J. Lefaucheur , V. Lefranc , A. Lemière , M. Lemoine-Goumard , J. -P. Lenain , E. Leser , T. Lohse , M. Lorentz , R. Liu , R. López-Coto , I. Lypova , V. Maron , A. Marcowith , C. Mariaud , R. Marx , G. Maurin , N. Maxted , M. Mayer , P. J. Meintjes , M. Meyer , A. M. W. Mitchell , R. Moderski , M. Mohamed , L. Mohrmann , K. Morå , E. Moulin , T. Murach , S. Nakashima , M. de Naurois , F. Niederwanger , J. Niemiec , L. Oakes , P. O'Brien , H. Odaka , S. Öttl , S. Ohm , M. Ostrowski , I. Oya , M. Padovani , M. Panter , R. D. Parsons , N. W. Pekeur , G. Pelletier , C. Perennes , P. -O. Petrucci , B. Peyaud , Q. Piel , S. Pita , H. Poon , D. Prokhorov , H. Prokoph , G. Pühlhofer , M. Punch , A. Quirrenbach , S. Raab , A. Reimer , O. Reimer , M. Renaud , R. de los Reyes , S. Richter , F. Rieger , C. Romoli , G. Rowell , B. Rudak , C. B. Rulten , V. Sahakian , S. Saito , D. Salek , D. A. Sanchez , A. Santangelo , M. Sasaki , R. Schlickeiser , F. Schüssler , A. Schulz , U. Schwanke , S. Schwemmer , M. Seglar-Arroyo , M. Settimo , A. S. Seyffert , N. Shafi , I. Shilon , R. Simoni , H. Sol , F. Spanier , G. Spengler , F. Spies , Ł. Stawarz , R. Steenkamp , C. Stegmann , K. Stycz , I. Sushch , T. Takahashi , J. -P. Tavernet , T. Tavernier , A. M. Taylor , R. Terrier , L. Tibaldo , D. Tiziani , M. Tluczykont , C. Trichard , N. Tsuji , R. Tuffs , Y. Uchiyama , D. J. van der Walt , C. van Eldik , C. van Rensburg , B. van Soelen , G. Vasileiadis , J. Veh , C. Venter , A. Viana , P. Vincent , J. Vink , F. Voisin , H. J. Völk , T. Vuillaume , Z. Wadiasingh , S. J. Wagner , P. Wagner , R. M. Wagner , R. White , A. Wierzcholska , P. Willmann , A. Wörnlein , D. Wouters , R. Yang , V. Zabalza , D. Zaborov , M. Zacharias , R. Zanin , A. A. Zdziarski , A. Zech , F. Zefi , A. Ziegler , N. Żywucka

We present a multi-frequency, multi-epoch catalog of extragalactic sources. The catalog is based on 150, 220, and 280 GHz observations carried out in 2008, 2009, and 2010 using the Millimeter Bolometric Array Camera on the Atacama Cosmology…

A significant fraction of all $\gamma$-ray sources detected by the Large Area Telescope aboard the \fer\ satellite is still lacking a low-energy counterpart. In addition, there is still a large population of $\gamma$-ray sources with…

We have performed a Keck adaptive optics (AO) imaging survey of 25 extrasolar planetary systems discovered by the radial velocity programs. Typically, the high-resolution (FWHM~0.04") near-infrared images are able to detect point sources at…

天体物理学 · 物理学 2014-10-13 K. L. Luhman , Ray Jayawardhana

A northern subsample of 89 Spitzer GLIMPSE extended green objects (EGOs), the candidate massive young stellar objects, are surveyed for molecular lines in two 1-GHz ranges: 251.5- 252.5 and 260.188-261.188 GHz. A comprehensive catalog of…

太阳与恒星天体物理 · 物理学 2015-06-05 J. H. He , S. Takahashi , X. Chen

We present the first results from the Distant Radio Galaxies Optically Non-detected in the SDSS (DRaGONS) Survey. Using a novel selection technique for identifying high redshift radio galaxy (HzRG) candidates, a large sample of bright…

天体物理学 · 物理学 2008-11-26 S. J. Schmidt , A. J. Connolly , A. M. Hopkins

We present a catalogue of previously unpublished optical and infrared photometry for a sample of 162 emission-line objects and shell stars visible from the southern hemisphere. The data were obtained between 1978 and 1997 in the Walraven…

During the start of a survey program using FORS2 long slit spectroscopy on planetary nebulae (PN) and their haloes, we serendipitously discovered six background emission line galaxies (ELG) with redshifts of z = 0.2057, 0.3137, 0.37281,…

天体物理仪器与方法 · 物理学 2017-10-11 S. Kimeswenger , D. Barria , W. Kausch , D. S. Goldman

Aims: We search new T Tauri star (TTS) candidates with the mid-infrared (MIR) part of the AKARI All-Sky Survey at 9 and 18 um wavelengths. Methods: We used the point source catalogue (PSC), obtained by the Infrared Camera (IRC) on board…

太阳与恒星天体物理 · 物理学 2015-05-19 Satoshi Takita , Hirokazu Kataza , Yoshimi Kitamura , Daisuke Ishihara , Yoshifusa Ita , Shinki Oyabu , Munetaka Ueno