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The ESO Public Survey VISTA Variables in the Via Lactea (VVV) started in 2010. VVV targets 562 sq. deg in the Galactic bulge and an adjacent plane region and is expected to run for ~5 years. In this paper we describe the progress of the…

Astrophysics of Galaxies · Physics 2015-06-03 R. K. Saito , M. Hempel , D. Minniti , P. W. Lucas , M. Rejkuba , I. Toledo , O. A. Gonzalez , J. Alonso-Garcia , M. J. Irwin , E. Gonzalez-Solares , S. T. Hodgkin , J. R. Lewis , N. Cross , V. D. Ivanov , E. Kerins , J. P. Emerson , M. Soto , E. B. Amores , S. Gurovich , I. Dekany , R. Angeloni , J. C. Beamin , M. Catelan , N. Padilla , M. Zoccali , P. Pietrukowicz , C. Moni Bidin , F. Mauro , D. Geisler , S. L. Folkes , S. E. Sale , J. Borissova , R. Kurtev , A. V. Ahumada , M. V. Alonso , A. Adamson , J. I. Arias , R. M. Bandyopadhyay , R. H. Barba , B. Barbuy , G. L. Baume , L. R. Bedin , A. Bellini , R. Benjamin , E. Bica , C. Bonatto , L. Bronfman , G. Carraro , A. N. Chene , J. J. Claria , J. R. A. Clarke , C. Contreras , A. Corvillon , R. de Grijs , B. Dias , J. E. Drew , C. Farina , C. Feinstein , E. Fernandez-Lajus , R. C. Gamen , W. Gieren , B. Goldman , C. Gonzalez-Fernandez , R. J. J. Grand , G. Gunthardt , N. C. Hambly , M. M. Hanson , K. G. Helminiak , M. G. Hoare , L. Huckvale , A. Jordan , K. Kinemuchi , A. Longmore , M. Lopez-Corredoira , T. Maccarone , D. Majaess , E. L. Martin , N. Masetti , R. E. Mennickent , I. F. Mirabel , L. Monaco , L. Morelli , V. Motta , T. Palma , M. C. Parisi , Q. Parker , F. Penaloza , G. Pietrzynski , G. Pignata , B. Popescu , M. A. Read , A. Rojas , A. Roman-Lopes , M. T. Ruiz , I. Saviane , M. R. Schreiber , A. C. Schroder , S. Sharma , M. D. Smith , L. Sodre , J. Stead , A. W. Stephens , M. Tamura , C. Tappert , M. A. Thompson , E. Valenti , L. Vanzi , N. A. Walton , W. Weidmann , A. Zijlstra

We present early results from the Faint InfraRed Extragalactic Survey (FIRES) at the VLT, the main goal of which is to study galaxy evolution in a deep, K-band selected sample. With our NIR selection, we select galaxies based on their…

Astrophysics · Physics 2007-05-23 Gregory Rudnick , Hans-Walter Rix , Marijn Franx

Weak lensing surveys have become a powerful tool for mapping mass distributions and constraining the expansion history of our Universe, but continuum surveys must average over a large number of galaxies to average down the ellipticity noise…

Astrophysics · Physics 2009-11-11 Miguel F. Morales

Sky subtraction is the key technique in data reduction of multi-fiber spectra. Knowledge of the related instrument character is necessary to determine the method adopted in sky subtraction. In this study, we described the sky subtraction…

Instrumentation and Methods for Astrophysics · Physics 2017-09-20 Zhong-Rui Bai , Hao-Tong Zhang , Hai-Long Yuan , Guang-Wei Li , Jian-Jun Chen , Ya-Juan Lei , Hui-Qin Yang , Yi-Qiao Dong , Gang Wang , Yong-Heng Zhao

Luminosity functions and their integrated luminosity densities are presented for the 6dF Galaxy Survey (6dFGS). This ongoing survey ultimately aims to measure around 150,000 redshifts and 15,000 peculiar velocities over almost the entire…

Astrophysics · Physics 2009-11-11 D. Heath Jones , Bruce A. Peterson , Matthew Colless , Will Saunders

By selecting short exposure images taken using a CCD with negligible readout noise we obtained essentially diffraction-limited 810 nm images of faint objects using nearby reference stars brighter than I=16 at a 2.56 m telescope. The FWHM of…

Astrophysics · Physics 2009-11-07 R. N. Tubbs , J. E. Baldwin , C. D. Mackay , G. C. Cox

We present a precision measurement of radio sky brightness over 60-350 MHz. Accurate knowledge of the radio sky over these frequencies is essential for modelling foregrounds in experiments targeting cosmic dawn and the epoch of…

Cosmology and Nongalactic Astrophysics · Physics 2026-02-11 Luke McKay , Ravi Subrahmanyan , Aaron Chippendale , Pietro Bolli , Georgios Kyriakou , Alex Dunning , Ronald Ekers

The Large Synoptic Survey Telescope (LSST), the next-generation optical imaging survey sited at Cerro Pachon in Chile, will provide an unprecedented database of astronomical measurements. The LSST design, with an 8.4m (6.7m effective)…

Instrumentation and Methods for Astrophysics · Physics 2017-06-14 Željko Ivezić , Andrew J. Connolly , Mario Jurić

The ASAS-SN Low Surface Brightness Survey utilizes the $\sim7$ years of g-band CCD data from ASAS-SN (The All-Sky Automated Survey for Supernovae) to create stacked images of the entire sky. It is significantly deeper than previous…

One of the scientific goals of the Large Synoptic Survey Telescope (LSST) is to measure the evolution of dark energy by measuring subtle distortions of galaxy shapes due to weak gravitational lensing caused by the evolving dark matter…

Instrumentation and Methods for Astrophysics · Physics 2018-07-27 Claire-Alice Hébert , Bruce Macintosh , Patricia R. Burchat

We have developed a general data reduction technique for ISOCAM data coming from various deep surveys of faint galaxies. In order to reach the fundamental limits of the camera (due to the background photon noise and the readout noise), we…

SkyMapper is amongst the first of a new generation of dedicated, wide-field survey telescopes. The 1.3m SkyMapper telescope features a 5.7 square degree field-of-view Cassegrain imager and will see first light in late 2007. The primary goal…

Astrophysics · Physics 2015-05-13 S. C. Keller , B. P. Schmidt , M. S Bessell

The LaSilla/QUEST Variability Survey (LSQ) and the Carnegie Supernova Project (CSP II) are collaborating to discover and obtain photometric light curves for a large sample of low redshift (z < 0.1) Type Ia supernovae. The supernovae are…

Observations, analysis techniques and photometric properties of a multi-narrowband survey of a 20 square-degree area of sky at +33 degrees declination are described. The survey is conducted with the 3-meter liquid-mirror telescope of the…

Astrophysics · Physics 2007-05-23 Paul Hickson , Mark K. Mulrooney

We propose a combination of a modified Wide-Fast-Deep survey, a mini-survey of the South Celestial Pole, and a Deep Drilling-style survey to produce a 3-D map of the Magellanic System and to provide a detailed census of the transient and…

We outline the purpose, strategy and first results of a deep, high cadence, photometric survey of the Kepler field using the Isaac Newton Telescope on La Palma and the MDM 1.3m Telescope on Kitt Peak. Our goal was to identify sources…

At the Venezuela National Astronomical Observatory we are carrying out variability surveys spanning many hundreds of square degrees near the celestial equator, using an 8k x 8k CCD Mosaic Camera optimized for drift-scanning on a 1m Schmidt…

Astrophysics · Physics 2007-05-23 Cesar Briceno

ALHAMBRA is a project to gather data to sample a fraction of the Universe with enough precision to follow the evolution of its content and properties with z, a kind of Cosmic Tomography. It is defined as a 4 square degrees photometric…

The All-Sky Automated Survey for Supernovae (ASAS-SN) is working towards imaging the entire visible sky every night to a depth of V~17 mag. The present data covers the sky and spans ~2-5~years with ~100-400 epochs of observation. The data…

(Abridged) We present rest-frame R-band galaxy luminosity function measurements for three different redshift ranges: 0.5<=z<=0.75, 0.75<=z<=1.0, and 1.0<=z<=1.5. Our measurements are based on photometric redshifts for ~3000 H-band selected…

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